Home

User Manual RSB-4210 Evaluation Kit - Login

Contents

1. 60 3 10 1 Whats irae ttem 60 3 10 2 Paths iN 5 dus en 61 3 10 3 GPIO Mapping sse 63 Interface Device Reference Documentation 63 cuam m 63 3 11 2 C 63 EREMO 67 nueve 77 3 11 5 SD card iNand USB Disk SATA 5 83 3 116 LAN Em 84 311 7 go 84 3 11 68 WatchDog aie ea aia acide 92 CREE UD DmE 96 3 11 96 Backlight Adjustment 101 viii Overview This chapter briefly introduces the RSB 4210 Platform and RSB 4210 Evaluation Kit 1 1 1 2 Introduction In order to offer potential RISC based Design to Order Service DTOS project cus tomers with a more efficient and low risk evaluation tool Advantech provides a vari ety of RISC based evaluation kits Before DTOS projects kicking off customers can check their designs with these kits in detail more easily The evaluation kits have already equipped with all of the necessary H W and S W parts which customer will need thus these can reduce design efforts and speed up application developments to meet customers requirements The RSB 4210 is designed as a single board computer
2. 8 2 1 3 LCD Backlight Cable Part B2 8 2 1 4 LVDS Cable 3 8 2 1 5 Touch Cable 4 8 2 1 6 SQFlash SD Card 8 2 1 7 SATA Power Cable Part D 8 2 1 8 SATA Cable 8 2 1 9 Mini USB Host Cable 8 2 1 10 Mini USB Client Cable Part G 8 2 1 11 USB Type A Cable Part H sss 9 2 112 Jumper Pal cene tete 9 2 1 13 Null modem cable Part J 9 2 1 14 19 V Power Adapter Part K 9 21 15 Power Cord rete et tette 9 2 1 16 Speaker amp Audio Cables 9 2 1 17 Power Cable for Charger Board 1 9 2 1 18 Signal Cable for Charger Board Part N2 9 2 1 19 Charger Board 3 9 2 1 20 Battery 4
3. 9 2 1 21 Keypad Cable Part O1 9 2 1 22 Keypad 2 9 2 1 23 Cable Suspend Reset Button 10 2 1 24 COM Port Cable D SUB 9P to Housing Part Q 10 2 1 25 RS 232 Loopback Part R sss 10 2 1 26 Terminal Block for CAN RS 485 5 10 RSB 4210 COnRh6CIOlS certet et hate C di t 10 2 2 1 Wafer for 4 wire Resistive Type Touch Screen 1 11 Figure 2 2 Wafer for 4 wire Resistive Type Touch Screen 11 2 2 2 Phoenix Connector for CAN Bus 12 Figure 2 3 Phoenix Connector for CAN Bus 12 Figure 2 4 CAN Application 12 Figure 2 5 Schematics of CAN on RSB 4210 12 2 2 8 Phoenix Connector for COMS RS 485 13 Figure 2 6 Phoenix Connector for RS 485 13 Figure 2 7 RS 485 13 Figure 2 8 Schematics of RS 485 on 4210 13 2 2 4 System Bus 14 Figure 2 9 System Bus
4. sse nenne 14 2 2 5 Pin Header for COM5 RS 232 TX RX RTS CTS CN5 15 Figure 2 10Pin Header for COM5 RS 232 TX RX RTS CTS 15 2 2 6 Pin Header for 3 3V TTL TX RX RTS CTS CN6 16 Figure 2 11Pin Header for COM4 3 3V TTL TX RX RTS CTS 16 V RSB 4210 User Manual RSB 4210 User Manual 2 2 7 2 2 8 2 2 9 2 2 10 2 2 11 2 2 12 2 2 13 2 2 14 2 2 15 2 2 16 2 2 17 2 2 18 2 2 19 2 2 20 2 2 21 2 2 22 2 2 23 2 2 24 2 2 25 2 2 26 2 2 27 2 2 28 2 2 29 2 2 30 2 2 31 2 2 32 2 2 33 2 2 34 Pin Header for 125 16 Figure 2 12Pin Header for 125 16 LVDSO LCD Connector 8 17 Figure 2 13LVDSO0 LCD Connector 17 Pin Header for COM1 RS 232 TX RX CNQ 18 Figure 2 14Pin Header for COM1 RS 232 TX RX 18 Pin Header for 502 10 19 Figure 2 15Pin Header for SD2 19 Wafer for Backlight Power and Controller 11 20 Figure 2 16Wafer for Backlight Power and Controller 20 MiniPCle Connector Latch CN12 and Connector CN13 20 Figure 2 17MiniPCle Connector Latch CN12 and Connector ea mE 20 LVDS1 LCD C
5. as below Pini Figure 2 13 LVDSO LCD Connector Pin Description Pin Description 1 3 3 V 2 3 3 V 3 3 3 V 4 3 3 V 5 LVDSO TXO 6 LVDSO_TX0 7 GND 8 LVDSO_TX1 9 LVDSO_TX1 10 GND 11 LVDSO TX2 12 LVDSO_TX2 13 GND 14 LVDSO CLK 15 LVDSO_CLK 16 GND 17 3 3 18 N C 19 LVDSO TX3 20 LVDSO TX34 RSB 4210 User Manual 2 2 9 Pin Header for COM1 RS 232 TX RX CN9 9 is a 2 wire TX RX RS 232 port which provides connections between serial devices For example GPS GSM and Bluetooth devices etc or a communication network Figure 2 14 Pin Header for COM1 RS 232 TX RX Pin Description Pin Description 1 N C 2 N C 3 COM1 RXD 4 N C 5 COM1 TXD 6 N C 7 N C 8 N C 9 GND 10 N C RSB 4210 User Manual 18 2 2 10 Pin Header for SD2 CN10 The SD MMC Slots are 3 3 V powered which are able to be extended for SD slot module and SDIO interface module with the following features W Fully compatible with the MMC system specification version 3 2 Compatible with the SD Memory Card specification 1 01 and SD I O specifica tion 1 1 with 1 4 channel s Block based data transfer between MMC card and SDHC stream mode not supported 100 Mbps maximum data rate in 4 bit mode SD bus clock up to 25MHz d tinm mnis oso Ln L Figure 2 15 Pin Header for SD2 Pin Description Pin Description 1 GND 2 GND 3 SD4 DATA1 4 504 5 SD
6. BAT_CN2 Wafer for Battery Charger Board Control Signal USB_OTG1 USB OTG MINI AB Connector USB2 USB HUB 2 amp 3 Standard Type A CRT1 VGA Connector HDMI HDMI Connector AUDIO1 Box Header for LINE OUT LINE IN MIC IN and L amp R Speakers D Sub9 Connector for 2 RS 232 TX RX RTS CTS DCIN1 DC IN Power Jack SD1 SD Card Slot Wafer for 4 wire Resistive Type Touch Screen CN1 The touch screen interface performs all sampling averaging ADC range checking and control for a wide variety of analog resistive touch screens This controller only interrupts the processor when a meaningful change occurs Figure 2 2 Wafer for 4 wire Resistive Type Touch Screen Pin Description Pin Description 1 Touch Y 2 Touch Y 3 Touch X 4 Touch 11 RSB 4210 User Manual 2 2 2 Phoenix Connector for CAN Bus CN2 RSB 4210 supports one CAN bus while CN2 is a phoenix connector for CAN bus Note For CAN applications the two ends of the cable will have a termination resistor connected across the two wires Without termination resistors E reflections of fast driver edges can cause multiple data edges that can cause data corruption Please refer to Figure 2 4 and Figure 2 5 to add ing a termination resistor 120 ohms on your end device R271 of RSB 4210 default is none to avoid this situation Figure 2 3 Phoenix Connector for CAN Bus Pin Desc
7. 29 Pin Header for I2C SPI CN21 sse 30 Figure 2 28Pin Header for 2 30 Pin Header for 20x pins GPIO 1 31 Figure 2 29Pin Header for GPIO 31 SATA Connector SATA OCN1 sse 32 Figure 2 30SATA Connector esses 32 Pin Header for USB HUB1 1 32 Figure 2 31Pin Header for USB_HUB1 32 Wafer for Battery Charger Board Power BAT CN1 33 Figure 2 32Wafer for Battery Charger Board Power 33 Wafer for Battery Charger Board Control Signal BAT CN2 34 Figure 2 33Wafer for Battery Charger Board Control Signal 34 USB MINI AB Connector USB OTG1 34 Figure 2 34USB OTG MINI AB Connector 34 USB 283 Standard Type A 0582 35 Figure 2 35USB CSB 283 Standard 35 VGA Connector sss 35 Figure 2 36VGA Connector 0 50 15 35 HDMI Connector 36 Figure 2 37HDMI 36 Box Header for LINE OUT LINE IN MIC IN and L amp R Speakers AU DION E ETE 37 Fig
8. receice relay packet if read s amp frame sizeof struct can frame perror read return 1 else RSB 4210 User Manual 82 printf Receive data for i 50 i 8 1 printf Sd frame data i if frame data i test_pattern i printf CAN Bus Error n return 1 printf Mn else relay packet int nBytes while 1 if nBytes read s amp frame sizeof struct can frame lt 0 perror read return 1 else printf Receive data for 1 0 1 lt 8 1 printf Sd frame data i printfi Xn write s amp frame sizeof struct can frame close s return 0 More detail please reference source linux 2 6 35 3 Documentation networking can txt 3 11 5 SD card iNand USB Disk SATA Disk SD Cards iNand USB and SATA Mass Storage devices are not mounted automati cally in Linux systems In order to access them they have to be mounted manually from the console using their devices nodes The SD Card and iNand can be found under dev mmcblkO and dev mmcblk1 its single partitions are located under dev mmcbIkOpX with X being a positive number The USB and SATA mass storage devices can be found under dev sdX with X a z its single partitions under dev sdXY with Y being a positive number as table below 83 RSB 4210 User Manual 3 11 6 SD card dev mmcblk1 iNand dev mmcb1k0 USB
9. root login 2 tools 3 memtester 10M 1 Testing Size 10M Bytes Loop 1 time 4 Then system will start to test and show the memory testing result pagesize is 4096 pagesizemask is OxfffffO00 want 10MB 10485760 bytes got 10MB 10485760 bytes trying mlock locked Loop 1 1 Stuck Address ok Random Value ok Compare XOR ok Compare SUB ok Compare MUL ok Compare DIV ok Compare OR ok Compare AND ok Sequential Increment ok Solid Bits ok Block Sequential ok Checkerboard ok Bit Spread ok Bit Flip ok Walking Ones ok Walking Zeroes ok 8 bit Writes 16 bit Writes ok Done Figure 3 11 Result of memory testing RSB 4210 User Manual 56 3 9 3 9 1 3 9 2 VGA HDMI Configuration on RSB 4210 In this section we will introduce how to configure VGA HDMI on RSB 4210 As depicted in Figure 3 12 IC CH7033B on RSB 410 board will be used for transferring TTL signal to VGA HDMI output i MX53 CH70338 4 Figure 3 12 Block diagram of video configuration on RSB 4210 There are two output modes for VGA HDMI signals on RSB 4210 as shown below W Auto mode CH7033B controls output timing m Bypass mode CPU Freescale i MX53 controls output timing The following sections will introduce each of the output modes in detail Note Several of resolution settings of your panel might cause the screen out Ira put being cut partially This
10. Figure 3 4 Selecting Seiko Instruments S 35390A 9 Go to folder source linux 2 6 35 3 arch arm mach mx5 and edit the mx53_smd c to add these codes static struct i2c board info mxc_i2cO board info _initdata type s35390a addr 0x30 i2c register board info 0 mxc 12 0 board info ARRAY SIZE mxc 12 0 board info Figure 3 5 Integrate Code for Seiko Instruments S 35390A 10 Then you can refer to Chapter 3 3 2 to rebuild the kernel with RTC driver Seiko Instruments S 35390A Note Ifyou cannot find any drivers that can drive your hardware you have to contact with hardware vender 3 5 2 Changing the Boot Logo System will show the boot logo when booting up RSB 4210 You can replace the default boot logo with yours by referring to the following steps 1 You have to download netpbm package firstly then install it by typing sudo apt get install netpbm 2 Prepare a picture for boot logo For example bootlogo png Under folder Desk top bootlogo RSB 4210 User Manual 50 3 6 3 6 1 3 6 1 1 3 6 1 2 Note This picture should be PNG format that under 224 kinds of colors And it is better when the image resolution and LCD panel size are equal e Open Terminal utility Type Desktop bootlogo Go into the folder that bootlogo png located 5 Type pngtopnm bootlogo png pnmtoplainpnm gt logo linux clut224 ppm 6 Type 1ogo linux clut224 ppm home user D
11. while long_options help no_argument 0 h identifier required_argument 0 i rtr no_argument 0 r extended no_argument 0 e family required_argument 0 f protocol required_argument 0 p type required_argument 0 t version no argument 0 VERSION OPTION verbose no argument 0 v loop required_argument 0 1 j relay no argument 0 R 0 0 0 0 opt getopt long argc argv hf t p vi lreR NULL 1 switch opt case h print usage basename 0 exit 0 case f family strtoul optarg NULL 0 79 RSB 4210 User Manual break case t type strtoul optarg NULL 0 break case p proto strtoul optarg NULL 0 break case v verbose 1 break case 1 if optarg loopcount strtoul optarg NULL 0 else infinite 1 break case i frame can id strtoul optarg NULL 0 break case r rtr 1 break case extended 1 break case R Relay 1 break case VERSION OPTION printf cansend s n VERSION exit 0 default fprintf stderr Unknown option c n opt break if optind argc RSB 4210 User Manual 80 sd n print usage basename argv 0 exit 0 if argv optind NULL fprintf stderr No Interface supplied n exit 1 interface argv optind
12. 55 GND 56 GND 21 RSB 4210 User Manual 2 2 13 LVDS1 LCD Connector CN14 RSB 4210 supports dual LVDS LCD Interfaces 24 24bit in which CN8 is LVDSO 24 bit while CN14 is LVDS1 24 bit The pin assignment of LVDS1 CN14 is shown as below EP numum f Figure 2 18 LVDS1 LCD Connector Pin Description Pin Description 1 5V 2 5V 3 5V 4 5V 5 LVDS1 TXO 6 LVDS1_TX0 7 GND 8 LVDS1_TX1 9 LVDS1_TX1 10 GND 11 LVDS1_TX2 12 LVDS1_TX2 13 GND 14 LVDS1 CLK 15 LVDS1_CLK 16 GND 17 N C 18 N C 19 LVDS1 TX3 20 LVDS1_TX3 RSB 4210 User Manual 22 2 2 14 Pin Header for Jtag CN15 RSB 4210 provides one Jtag interface for debugging CPU CN15 is the pin header for Jtag interface Figure 2 19 Pin Header for Jtag Pin Description Pin Description 1 JTAG_TCK 2 GND 3 JTAG_TMS 4 GND 5 JTAG_TDO 6 GND 7 JTAG_TDI 8 lO 3V3 9 JTAG TRST 10 N C 23 RSB 4210 User Manual 2 2 15 Wafer for SATA power CN16 CN16 provides DC 5 V for SATA device The pin assignment is shown as below Figure 2 20 Wafer for SATA power Pin Description Pin Description 1 SATA 5V 2 GND 3 GND 4 N C RSB 4210 User Manual 24 2 2 16 Wafer for Power ON OFF CN17 When plug in the adapter with CN17 shorted by a jumper the system will power on Or you can connect this wafer with an external button to control the power ON OFF Note If your system cannot power on with an a
13. break B230400 case 230400 retval B230400 break B460800 case 460800 retval B460800 break B500000 case 500000 retval B500000 break B576000 case 576000 retval B576000 break B921600 case 921600 retval B921600 break B1000000 case 1000000 retval B1000000 break B1152000 71 RSB 4210 User Manual dendif ifdef dendif ifdef dendif ifdef dendif ifdef dendif ifdef dendif ifdef dendif case 1152000 retval break B1500000 case 1500000 retval break B2000000 case 2000000 retval break B2500000 case 2500000 retval break B3000000 case 3000000 retval break B3500000 case 3500000 retval break B4000000 case 4000000 retval break default retval break RSB 4210 User Manual B1152000 B1500000 B2000000 B2500000 B3000000 B3500000 B4000000 72 return retval int trun rrun int fd int size 10000 unsigned int tcount rcount FILE furead void Uartsend void threadParameter int tx double speed double time tcount 0 tx malloc size memset tx OxOf size while trun sleep 1 tx 0 0x55 time get time write fd tx size time get time time speed size 8
14. rrt IRQs not supported n ET ioctl Read the current alarm settings retval ioctl fd RT retval 1 C ALM READ amp rtc tm perror RTC ALM READ ioctl exit errno fprintf stderr 02d 02d 02d n rtc_tm tm_hour Alarm rtc_tm tm_min time now set to rtc_tm tm_sec Enable alarm interrupts retval if retval 1 perror RTC_AI E_O exit errno ioctl fd _ 1 E ON 0 N ioctl 89 RSB 4210 User Manual fprintf stderr Waiting 5 seconds for alarm fflush stderr This blocks until the alarm ring causes an interrupt xy retval read fd amp data sizeof unsigned long if retval 1 perror read exit errno irqcount fprintf stderr okay Alarm rang n Disable alarm interrupts retval ioctl fd RTC_AIE_OFF 0 if retval 1 perror RTC AIE OFF ioctl exit errno test PIE Read periodic IRQ rate retval ioctl fd RTC IRQP READ amp tmp if retval 1 not all RTCs support periodic IROs if errno ENOTTY fprintf stderr nNo periodic IRQ support n goto done _ _ ioctl exit errno fprintf stderr nPeriodic IRQ rate is ldHz n tmp fprintf stderr Counting 20 interrupts at fflush stderr Th freq
15. The watchdog saw a keepalive ping since it was last queried WDIOF SETTIMEOUT Can set get the timeout The watchdog can do pretimeouts WDIOF PRETIMEOUT Pretimeout in seconds get set For those drivers that return any bits set in the option field the GETSTATUS and GETBOOTSTATUS ioctls can be used to ask for the current status and the status at the last reboot respectively int ags ioctl fd WDIOC GETSTATUS amp flags Or ioctl fd WDIOC_GETBOOTSTATUS amp flags Note that not all devices support these two calls and some only support the GET BOOTSTATUS call Some drivers can measure the temperature using the GETTEMP ioctl The returned value is the temperature in degrees fahrenheit int temperature ioctl fd WDIOC_GETTEMP amp temperature Finally the SETOPTIONS ioctl can be used to control some aspects of the cards operation int options 0 95 RSB 4210 User Manual ioctl fd WDIOC SETOPTIONS options The following options are available WDIOS_DISABLECARDTurn off the watchdog timer WDIOS_ENABLECARDTurn on the watchdog timer WDIOS_TEMPPANICKernel panic on temperature trip More detail please reference source linux 2 6 35 3 Documentation watchdog watch dog api txt 3 11 9 Audio 3 11 9 1 Kernel Configuration To enable ALSA support you need at least to build the kernel wit
16. although functionality is then obviously somewhat limited Linux has also been ported to itself You can now run the kernel as a user space application this is called User Mode Linux UML RSB 4210 User Manual 46 3 3 The main folders contained in linux 2 6 35 3 are listed as follows arch 5 The items related to hardware platform most of them are for CPU block 2 The setting information for block crypto gt The encryption technology that kernel supports Documentation gt The documentation for kernel drivers gt The drivers for hardware firmware Some of firmware data for old hardware fs gt The file system the kernel supports include gt The header definition for the other programs used init gt The initial functions for kernel ipc Define the communication for each program of Linux O S kernel 2 Define the Kernel process status schedule signal lib Some of libraries mm gt The data related the memory net 2 The data related the network security The security setting sound gt The module related audio virt gt The data related the virtual machine There are plenty of documentation or materials available on the Internet and in books both Linux specific and pertaining to general UNIX questions And there are various README files in the linux 2 6 35 3 Documentation these typ ically contain kernel specific installation notes for some drivers for example See Documentati
17. define DEBUG at the beginning of hid core c and send me the syslog traces B usbmouse For embedded systems for mice with broken HID descriptors and just any other use when the big usbhid wouldn t be a good choice there is the usbmouse driver It handles USB mice only It uses a simpler HIDBP protocol This also means the mice must support this simpler protocol Not all do If you don t have any strong reason to use this module use usbhid instead C usbkbd Much like usbmouse this module talks to keyboards with a simplified HIDBP proto col It s smaller but doesn t support any extra special keys Use usbhid instead if there isn t any special reason to use this D wacom This is a driver for Wacom Graphire and Intuos tablets Not for Wacom PenPart ner that one is handled by the HID driver Although the Intuos and Graphire tab lets claim that they are HID tablets as well they are not and thus need this specific driver E iforce A driver for joysticks and wheels both over USB and RS232 It includes ForceFeedback support now even though Immersion Corp considers the proto col a trade secret and won t disclose a word about it 2 Event handlers Event handlers distribute the events from the devices to userland and kernel as needed A keybdev keybdev is currently a rather ugly hack that translates the input events into archi tecture specific keyboard raw mode Xlated AT Set2 on x86 and passes them into the handle scan
18. t RTC ALM SET RTC ALM READ RTC WKALM SET RTC WKALM RD the set alarm read alarm functions will be called 85 RSB 4210 User Manual IRQP SET IRQP READ the set freq function will be called to set the frequency while the framework will handle the read for you since the fre quency is stored in the freq member of the rtc device structure Your driver needs to initialize the freq member during init Make sure you check the requested frequency is in range of your hardware in the set freq function If it isn t return EINVAL If you cannot actually change the frequency do not define irq set freq RTC_PIE_ON RTC_PIE_OFF the irq set state function will be called If all else fails check out the rtc test c driver Real Time Clock Driver Test Example Program Compile with gcc s Wall Wstrict prototypes rtctest c o rtctest Released under the GNU General Public License version 2 included herein by reference include lt stdio h gt include lt linux rtc h gt include lt sys ioctl h gt include lt sys time h gt include lt sys types h gt include lt fcntl h gt include lt unistd h gt include lt stdlib h gt include lt errno h gt This expects the new RTC class driver framework working with clocks that will often not be clones of what the PC AT had Use the command line to specify another RTC if you need
19. 232 D Sub9 Connector TX RX RTS CTS COM COM 3 RS 485 2 pin Phoenix Connector COM 4 3 3 V TTL 4 wire TX RX RTS CTS Pin header COM 5 RS 232 4 wire TX RX RTS CTS Pin header Ethernet LAN 2 10 100 BASE T RJ 45 USB Port 3 x USB 2 0 High speed USB OTG 1 x USB 2 0 OTG High speed SD MMC 2 x SDIO MMC interface SD slot x 1 pin header x 1 Mini PCI E 1 x Control by USB interface only SIM Card slot 1x SATA 1x Touch Screen 1 x 4 wire resistive type interface System Bus Yes Address 25 pins data 16 pins 2 Interface 2x 25 Interface 1x SPI Interface 1x CAN BUS 1x Hotkey Matrix keypad Support 6 x 6 matrix keypad GPIO 20 pins 3 3 V TTL level GPIOs Buzzer control Yes Multimedia Graphic Chip CPU internal LCD controller LCD Resolution Default 800 x 480 7 WVGA Optional 320 x 240 1920 x 1080 Dual LVDS 2 x 24 bit LVDS HDMI 1 x Co lay with VGA VGA 1 x Co lay with HDMI Brightness Backlight Control Yes Audio Line in Stereo Line out Stereo Speak Out Stereo amp Mic in Mono Power DC input 9 24 V 5 Battery Support Yes With external battery and charger board thru connector 3 RSB 4210 User Manual Power Consumption Normal Run 2 3 W Full Run 3 8 W Power Control 1 x Power ON OFF Pin header 1 x H W reset Pin header 1 x Suspend Pin header Power Management Standard mod
20. D27 5V_EXT A28 SysBus_WP B28 N C C28 SysBus_Wait D28 N C A29 B29 N C C29 N C D29 N C A30 SysBus Wait B30 N C C30 GND D30 N C Pin Header for COM5 RS 232 TX RX RTS CTS CN5 CN5 is a 4 wire TX RX RTS CTS RS 232 port which provides connections between serial devices For example GPS GSM and Bluetooth devices etc or a communi cation network Figure 2 10 Pin Header for COM5 RS 232 TX RX RTS CTS Pin Description Pin Description 1 N C 2 N C 3 COMS5 RXD 4 COMS5 RTS 5 COM5_TXD 6 COM5_CTS 7 N C 8 N C 9 GND 10 N C RSB 4210 User Manual 2 2 6 Pin Header for 3 3V TTL TX RX RTS CTS CN6 CN6 is a 4 wire TX RX RTS CTS 3 3 V TTL signal which provides connections between serial devices For example GPS GSM and Bluetooth devices etc or a communication network Figure 2 11 Pin Header for COM4 3 3V TTL TX RX RTS CTS 2 2 7 Pin Header for 2 CN7 RSB 4210 provides one 125 interface for user to expand their applications and CN7 is the pin header for 125 interface Figure 2 12 Pin Header for 125 Pin Description Pin Description 1 AUDIO CLK 2 AUDS3 TXD 3 AUD3_TXC 4 N C 5 AUDS TXFS 6 N C 7 AUD3_RXD 8 N C 9 GND 10 DIO 3V3 RSB 4210 User Manual 16 2 2 8 LVDSO LCD Connector CN8 RSB 4210 supports dual LVDS LCD Interfaces 24 24 bit in which CN8 is LVDSO 24 bit while CN14 is LVDS1 24bit The pin assignment of LVDSO CN8 is shown
21. Examples include I2C FUNCS which queries the I2C adapter functionality using i2c h i2c get functionality and I2C_SMBUS which performs an SMBus trans action using i2c core c i2c_smbus_xfer The i2c dev driver is responsible for checking all the parameters that come from user space for validity After this point there is no difference between these calls that came from user space through i2c dev and calls that would have been per formed by kernel I2C chip drivers directly This means that I2C bus drivers don t need to implement anything special to support access from user space These i2c core c i2c h functions are wrappers to the actual implementation of your 2 bus driver Each adapter must declare callback functions implementing these standard calls i2c h i2c get functionality calls i2c_adapter algo gt func tionality while i2c core c i2c_smbus_xfer calls either adapter algo gt smbus_xfer if it is implemented or if not i2c core c i2c_smbus_xfer_emulated which in turn calls i2c adapter algo master xfer After your I2C bus driver has processed these requests execution runs up the call chain with almost no processing done except by i2c dev to package the returned data if any in suitable format for the ioctl More detail please reference source linux 2 6 35 3 Documentation i2c dev inter face 3 11 3 UART 3 11 3 1 Driver Interface open Called when a device is opened May sleep close Called wh
22. MISO 5 l2C1 SDA 6 SPI MOSI 7 1263 SCL 8 SPI CSO 9 l2C3 SDA 10 SPI CLK 11 DIO 3V3 12 DIO 3V3 RSB 4210 User Manual 30 2 2 24 Pin Header for 20x pins GPIO GPIO1 GPIO1 is extended for 20x pins 3 3V TTL Level GPIO GPIO1 4 pins are coming from CPU directly while GPIO5 20 pins are extended from IC PCA9555 The pin assignment is shown as below RO D Figure 2 29 Pin Header for GPIO Pin Description Pin Description 1 GND 2 DIO 3V3 3 IMX GPIO1 4 IMX GPIO2 5 IMX_GPIO3 6 IMX_GPIO4 7 EX_GPIO_5 8 EX_GPIO_6 9 EX_GPIO_7 10 EX_GPIO_8 11 EX_GPIO_9 12 EX_GPIO_10 13 EX_GPIO_11 14 EX_GPIO_12 15 EX_GPIO_13 16 EX_GPIO_14 17 EX_GPIO_15 18 EX_GPIO_16 19 EX_GPIO_17 20 EX_GPIO_18 21 EX_GPIO_19 22 EX_GPIO_20 31 RSB 4210 User Manual 2 2 25 SATA Connector SATA_CN1 RSB 4210 supports one SATA Interface thru SATA_CN1 Both SATA DOM and SATA HDD support The pin assignment is shown as below Figure 2 30 SATA Connector Pin Description Pin Description 1 GND 2 SATA_TX 3 SATA_TX 4 GND 5 SATA_RX 6 SATA_RX 7 GND 2 2 26 Pin Header for USB_HUB1 USB1 The USB port is extended from USB_HUB1 The pin assignment is shown as below Figure 2 31 Pin Header for USB_HUB1 Pin Description Pin Description 1 5V 2 CSB_HUB1_Data 3 CSB_HUB1_Data 4 GND 5 GND Chassis Ground RSB 4210 User Manual 32 2 2 27 Wafe
23. array of simple messages aed int nmsgs number of messages to exchange ay The msgs themselves contain further pointers into data buffers The function will write or read data to or from that buffers depending on whether the I2C M RD flag is set in a particular message or not The slave address and whether to use ten bit address mode has to be set in each message overriding the values set with the above ioctl s ioctl file I2C SMBUS struct i2c smbus ioctl data args Not meant to be called directly instead use the access functions below You can do plain i2c transactions by using read 2 and write 2 calls You do not need to pass the address byte instead set it through ioctl 2 SLAVE before you try to access the device You can do SMBus level transactions see documentation file smbus protocol for details through the following functions 32 126 smbus write quick int file u8 value S32i2c smbus read byte int file S32i2c smbus write byte int file u8 value S32i2c smbus read byte data int file u8 command S32i2c smbus write byte data int file u8 command u8 value S32i2c smbus read word data int file n8 command S32i2c smbus write word data int file 8 command u16 value S32i2c smbus process call int file u8 command u16 value S32i2c smbus read block data int file u8 command u8 values S32i2c smbus write block data int file u8 com
24. from the host side Can sleep break ctl Send RS232 break Can sleep Can get called in parallel driver must serialize for now and with write calls wait until sent for characters to exit the hardware queue of the driver Can sleep send xchar Send XON XOFF and if possible jump the queue with it in order to get fast flow control responses 3 11 3 2 Line Discipline Methods A Flags Line discipline methods have access to tty gt flags field containing the following inter esting flags TTY THROTTLED Driver input is throttled The ldisc should call tty gt driver gt unthrottle in order to resume reception when it is ready to process more data DO WRITE WAKEUP f set causes the driver to call the ldisc s write wakeup method in order to resume transmis sion when it can accept more data to transmit TTY IO ERROR If set causes all subsequent userspace read write calls on the tty to fail returning EIO TTY OTHER CLOSED Device is a pty and the other side has closed TTY NO WRITE SPLIT Prevent driver from splitting up writes into smaller chunks B Locking Callers to the line discipline functions from the tty layer are required to take line disci pline locks The same is true of calls from the driver side but not yet enforced Three calls are now provided ldisc tty ldiso ref tty Takes a handle to the line discipline in the tty and returns it If no ldisc is currently attached or th
25. it has to be set in the XML config uration which is also mapped into the sysfs under sys class misc guf xml configurationFile variables display backlight level ac The PWM settings used allow the adjustment of the duty cycle in 255 steps 101 RSB 4210 User Manual AD ANTECH Enabling an Intelligent Planet www advantech com Please verify specifications before quoting This guide is intended for reference purposes only All product specifications are subject to change without notice No part of this publication may be reproduced in any form or by any means electronic photocopying recording or otherwise without prior written permis sion of the publisher All brand and product names are trademarks or registered trademarks of their respective companies Advantech Co Ltd 2012
26. one for all other tasks because of its greater functionality SYSFS INTERFACE The sysfs interface under sys class rtc rtcN provides access to various rtc attributes without requiring the use of ioctls All dates and times are in the RTC s timezone rather than in system time date RTC provided date hctosys 1 if the RTC provided the system time at boot via the CONFIG_RTC_HCTOSYS kernel option 0 otherwise max_user_freq The maximum interrupt rate an unprivileged user may request from this RTC name The name of the RTC corresponding to this sysfs directory since_epoch The number of seconds since the epoch according to the RTC time RTC provided time RSB 4210 User Manual 84 wakealarm The time at which the clock will generate a system wakeup event This is a one shot wakeup event so must be reset after wake if a daily wakeup is required Format is either seconds since the epoch or if there s a leading seconds in the future IOCTL INTERFACE The ioctl calls supported by dev rtc are also supported by the RTC class frame work However because the chips and systems are not standardized some PC AT functionality might not be provided And in the same way some newer features including those enabled by ACPI are exposed by the RTC class framework but can t be supported by the older driver RD TIME RTC_SET_TIME every RTC supports at least reading time returning the result as a Gregorian calendar date an
27. pin assignment is shown as below Figure 2 38 Box Header for LINE OUT LINE IN MIC IN and L amp R Speakers Pin Description Pin Description 1 LINE_OUT_R 2 SPK_R 3 LINE OUT L 4 SPK L 5 SPK_R 6 SPK_L 7 N C 8 AGND 9 LINE IN R 10 LINE IN L 11 N C 12 AGND 13 N C 14 N C 15 MIC IN 16 AGND 37 RSB 4210 User Manual 2 2 34 D Sub9 Connector for COM2 RS 232 TX RX RTS CTS COM1 COM1 port supports RS 232 TX RX RTS CTS The pin assignment is shown as below Figure 2 39 D Sub9 Connector for COM2 RS 232 TX RX RTS CTS Pin Description Pin Description 1 N C 2 COM2 RXD 3 COM2_TXD 4 N C 5 GND 6 N C 7 2 RTS 8 COM2 CTS 9 N C RSB 4210 User Manual 38 2 2 35 DC IN Power Jack DCIN1 The DC in power jack DCIN1 provides the power with RSB 4210 9 24 V Figure 2 40 DC IN Power Jack 2 2 36 SD Card Slot SD1 The SD card Slot SD1 is powered with 3 3 V which includes the following features W Fully compatible with the MMC system specification version 3 2 Compatible with the SD Memory Card specification 1 01 and SD I O specifica tion 1 1 with 1 4 channel s W data transfer between MMC card and SDHC stream mode not supported 100 Mbps maximum data rate in 4 bit mode SD bus clock up to 25 MHz Figure 2 41 SD card Slot 39 RSB 4210 User Manual 2 3 Mechanical 2 3 1 Connector Location CN4 B
28. printf interface s family d type d proto interface family type proto S socket family type proto if s lt 0 perror socket return 1 addr can_family family strcpy ifr ifr name interface if ioctl s SIOCGIFINDEX amp ifr perror ioctl return 1 addr can_ifindex ifr ifr_ifindex if bind s struct sockaddr amp addr sizeof addr lt 0 perror bind return 1 set alarm to sigalrm fm signal SIGALRM sigalrm fn srand time NULL if extended frame can_id amp CAN_EFF_MASK frame can_id CAN_EFF_FLAG else frame can_id amp CAN_SFF_MASK 81 RSB 4210 User Manual if rtr frame can_id CAN_RTR_FLAG if verbose printf id frame can id printf 1 d n frame can dlc for 1 0 i lt frame can dlc 1 printf 0 02 frame data i printf Nn if Relay set 10 seconds to alarm alarm 10 while infinite loopcount for i 0 1 lt 8 1 test_pattern i random 255 test_pattern i OxFF printf Send Data for i 0 lt 8 i printf Sd test_pattern i frame data i test pattern i printf n can frame frame can dlc 8 ret write s amp frame sizeof struct if ret 1 perror write break clear buffer for 0 lt 8 itt frame data i 0
29. setenv sh is shown as following bin bash export SRCROOT PWD export CC_PATH SRCROOT cross_compiler arm fsl linux gnueabi export CROSS COMPILE CC PATH bin arm none linux gnueabi C Ci export ARCH arm KROOT S SRCROOT source linux 2 6 35 3 export ROOTFS SRCROOT rootfs export LOG SRCROOT Build log rm rf LOG export Note You have to run setenv sh once you open a new Terminal utility E every time E Building Instructions This section will guide you how to build the U boot u boot bin and the Linux kernel ulmage Building U boot image u boot bin Advantech has written a script to build the u boot bin quickly You can build the image by referring to the following steps Open Terminal utility Type 4sudo su Change to root authority Type user password Type cd Desktop RSBA4210 BSP scripts Type setenv sh To configure the developing environment automatically Type cfg uboot sh To set the u boot bin configuration automatically Type mk uboot sh Start to build the u boot bin Then you can see u boot bin under folders image and mk inand Finish Building Linux Kernel image ulmage Advantech has written a script to build the ulmage quickly You can build the image by referring to the following steps 1 Open Terminal utility 2 Type sudo su Change to root authority 3 Type user passwor
30. the file and exit CC o helloworld helloworld c To compile helloworld c Then you can see helloworld in the work directory Desktop helloworld Insert the Linux system SD card to your developing computer Type cp helloworld media rootfs tool media rootts is the partition of your Linux system SD card Remove this SD card and insert it to RSB 4210 for booting On RSB 4210 platform type root login On RSB 4210 platform type cd tool On RSB 4210 platform type helloworld Finish A Hello World will be shown on RSB 4210 3 8 2 Running Pre installed Applications on RSB 4210 The filesystem comes with a number of pre installed applications This section shows how to execute those applications in the provided filesystem 3 8 2 1 Running QT Demos There are many QT demo applications at path usr share QT demos isj es affine arthurplugin books boxes browser P P P Sos J chip composition declarative deform embedded pm P P SS Ey embeddeddialogs gradients interview macmainwindow mainwindow me LL SS pathstroke qmediaplayer qtdemo shared spectrum rm m i U spreadsheet sqlbrowser sub attaq textedit undo Figure 3 7 QT Demo Applications Below is an example for Fluidlauncher QT demo application Execute the following commands to run this QT demo application o
31. the menu Enter selects submenus Highlighted letters are hotkeys Pressing Y includes N excludes M modularizes features Press Esc Esc to exit for Help for Search Legend built in excluded lt M gt module lt gt General setup gt Enable loadable module support Enable the block layer gt System Type Bus support gt gt Kernel Features gt Boot options gt CPU Power Management gt Floating point emulation Userspace binary formats v lt Exit lt Help gt Figure 3 3 Linux Kernel Configuration 49 RSB 4210 User Manual 8 Go to Device Drivers Real Time Clock then you can see the Seiko Instru ments S 35390A on the list Select this option then exit and save the configura tion Real Time Clock Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt includes lt N gt excludes lt M gt modularizes features Press lt Esc gt lt Esc gt to exit lt gt for Help lt gt for Search Legend built in excluded M module lt gt Maxim MAX6900 Ricoh R2025S D RS5C372A B RV5C386 RV5C387A Intersil ISL1208 Xicor Intersil X1205 Philips PCF8563 Epson RTC8564 Philips PCF8583 ST M41T62 65 M41T80 81 82 83 84 85 87 TI BQ32000 I Seiko Instruments 5 35390 Ramtron FM3130 lt Exit gt lt Help gt
32. time 1000000 tcount size printf sent d bytes with speed speed free tx return 0 void Uartread void threadParameter char rx int iores iocount recount 0 while rrun iocount 0 sfbps n size lores ioctl fd FIONREAD amp iocount iocount continue rx malloc iocount 73 RSB 4210 User Manual Read in and wrap around the list iores read fd rx iocount recount iores fwrite rx 1 iores furead free rx return 0 static void print_usage const char pname printf Usage s device S 0 E HW B baudrate NnNt s for 2 stop bit n t O for PARODD n t E for PARENB n t HW for HW flow control enable n t B baudrate for different baudrate n pname int main int argc char argv int i ret struct termios options unsigned long baudrate DEFAULT_RATE char c 0 pthread_t p_Uartsend p_Uartread void thread_res if argc lt 2 strncemp argv 1 dev ttymxc 11 print usage argv 0 return 1 open argv 1 O_RDWR if fd 1 printf open port Unable to open serial port s argv 1 return 1 fcntl fd F SETFL 0 RSB 4210 User Manual 74 tcgetattr fd amp options options c cflag amp
33. 00 800x600 60P 37 PAL TV 27000 720x576 50P 38 NTSC TV 27000 720x480 60P 39 VGA85 36000 640x480 85P 40 VGA75 31500 640x480 75P 41 VGA72 31500 640x480 72P 42 VGA60 25200 640x480 60P RSB 4210 User Manual 58 Table 3 2 44 Built in Timings of RSB 4210 Bypass Mode 43 720x400P85 35500 720x400 85P 44 640x400P85 31500 640x400 85P 255 Auto Mode Furthermore an auto parameter provided by Advantech can be set to decide which panel is the primary screen VGA HDMI or LVDS interface As listed in Table 3 15 there are three kinds of auto parameters with different limitations you can choose either one of them to meet your requirements Table 3 3 Auto Parameters Auto Parameter Description Note 9 VGA HDMI and LVDS are the same This mode only supports screen 1080P60 19 LVDS only supports 800x480 LVDS is secondary screen LVDS is primary screen VGA HDMI is secondary screen 23 LVDS only supports 800x480 To change RSB 4210 output to bypass mode auto mode as default please refer to the following steps 1 root login 2 cd sys bus i2c drivers ch7033b Change directory to configure CH7033B pend Tere Term y Conto Window KengCode Help root freescale sys bus izc drivers ch U3 root freescale sys bus iZc drivers ch7033b B Figure 3 13 Change directory to configure CH7033B 3 cat mode Display all built in tim
34. 2 1 25 RS 232 Loopback Part R The terminal connector 9P female is used to test RS 232 loopback function 2 1 26 Terminal Block for CAN RS 485 Part S The terminal block can be extended with extra two cables to connect RSB 4210 CAN RS 485 function with the others CAN RS 485 devices 2 2 RSB 4210 Connectors The following table shows the connector list of RSB 4210 Connector Description CN 1 Wafer for 4 wire Resistive Type Touch Screen CN2 Phoenix Connector for CAN Bus CN 3 Phoenix Connector for COM3 RS 485 CN 4 System Bus CN5 Pin Header for COM5 RS 232 TX RX RTS CTS CN6 Pin Header for COM4 3 3V TTL TX RX RTS CTS CN 7 Pin Header for 125 CN 8 LVDSO LCD Connector CN 9 Pin Header for COM1 RS 232 TX RX CN 10 Pin Header for SD2 ON 11 Wafer for Backlight Power and Controller CN 12 MiniPCle Connector Latch CN 13 MiniPCle Connector CN 14 LVDS1 LCD Connector CN 15 Pin Header for Jtag CN 16 Wafer for SATA Power CN 17 Wafer for Power ON OFF CN 18 Ethernet LAN1 amp 2 Connector CN 19 Wafer for Coin Battery CN 20 SIM Card Slot BTN1 Pin Header for Reset SUS BTN1 Pin Header for Suspend KEYPAD1 Pin Header for Matrix Keypad CN21 Pin Header for I2C SPI GPIO1 Pin Header for 20x pins GPIO SATA_CN1 SATA Connector USB1 Pin Header for USB HUB1 BAT CN1 Wafer for Battery Charger Board Power RSB 4210 User Manual 10 2 2 1
35. 4 DATAO 6 SD4 CMD 7 SD4 DATAS 8 SD4 CD 9 SD4 DATA2 10 3V3 11 N C 12 N C RSB 4210 User Manual 2 2 11 Wafer for Backlight Power and Controller CN11 This wafer provides DC 12 V DC 5 V back light on off control signal and 0 5 V PWM dimming control to inverter Strongly suggest user chooses the inverter that dimming control is by PWM to fit development kit design Figure 2 16 Wafer for Backlight Power and Controller Pin Description Pin Description 1 GND 2 GND 3 BLK_PWR_EN 4 BLK_PWR_EN 5 Brightness 6 PWM1 7 12V 8 5V 2 2 12 MiniPCle Connector Latch CN12 and Connector CN13 RSB 4210 supports a MiniPCle Interface The pin assignment is shown as below Pin1 Figure 2 17 MiniPCle Connector Latch CN12 and Connector CN13 RSB 4210 User Manual 20 Pin Description Pin Description 1 nWAKE 2 DIO_3V3 3 N C 4 N C 5 N C 6 lO 1V5 7 nCLKREQ 8 UIM PWR 9 GND 10 UIM DATA 11 PCle CLK N 12 UIM CLK 13 PCle CLK P 14 UIM RESET 15 GND 16 UIM VPP 17 N C 18 GND 19 N C 20 N C 21 GND 22 nRESET OUT 23 PCle RXO 24 DIO 3V3 25 PCle P 26 GND 27 GND 28 lO 1V5 29 GND 30 PCle SMBCLK 31 PCle TXO 32 PCle SMBDAT 33 PCle TXO P 34 GND 35 GND 36 USB D 37 GND 38 USB D 39 N C 40 GND 41 N C 42 LED WWAN 43 GND 44 LED WLAN 45 N C 46 LED WPAN 47 N C 48 lO 1V5 49 N C 50 GND 51 N C 52 DIO 3V3 53 N C 54 N C
36. 60 KHz 17 WXGATO KHz 8 WXGA60 19 1366x768P60 20 1366x768CTN 21 1360x768P60 Jd go U Uuuuououucugcugugscugso ionpuv HDNI 16 1920 x i MI x I 2 p 00 0 CO CO CO O O O O CO O O O O CO O OC x menu unu 92 168 140 140 128 128 28 28 128 144 44 144 128 28 136 136 136 ow a0 HGO 94 0X4 04 04 0X 0X X XX X X renews boa Pe Dou Eg E 0 8 5 5 0 0 0 0 0 0 2 0 5 5 0 0 0 0 5 0 O 2O0 20 0 10 0 10 010 1000 10 010 C oOccOOcOoOOocoOococcocococococcoccow Figure 3 15 Bypass mode configuration Note You can choose the value which corresponds with your panel resolution B setting Above is an example for 1920 x 1080p resolution 5 echo 19 gt auto video Use auto parameter function bred Tera Term Edit Sep Control Window KangCode Help root freescale sys bus i2c drivers ch7033b lecho 19 gt auto video enter resscnts sys bus i2c drivers ch7033b cat auto video 1 root freescale sys bus i2c drivers ch7033b J Figure 3 16 Auto parameter selection Note You choose the auto parameter corresponds with your requirement B Above is an example for VGA HDMI as primary screen 6 reboot Restart the system 7 Fini
37. CSTOPB options c cflag amp CSIZE options c cflag PARENB options c cflag amp PARODD options c cflag CS8 options c cflag amp CRTSCTS options c lflag amp ICANON IEXTEN ISIG ECHO options c oflag amp OPOST options c iflag 65 ICRNL INPCK ISTRIP BRKINT options c cc VMIN 1 options c cc VTIME 0 options c cflag CLOCAL CREAD for i 2 lt argc i if strcemp argv i S options c cflag CSTOPB continue if stremp argv i O options c_cflag PARODD options c_cflag amp PARENB continue if strcemp argv i E options c cflag amp PARODD options c cflag PARENB continue if strcemp argv i HW options c_cflag CRTSCTS continue if strcemp argv i B itt baudrate atoi argv i if baudrate baudrate baudrate DEFAULT_RATE continue if baudrate cfsetispeed amp options baudrate map baudrate 75 RSB 4210 User Manual cfsetospeed amp options baudrate map baudrate tcsetattr fd TCSANOW amp options printf UART 1 dbit dstop s HW flow s n baudrate 8 options c cflag amp CSTOPB 2 1 options c cflag amp PARODD PARODD options c cflag amp CRTSCTS enabled dis abled trun 1 rrun 1 furead fopen uart read txt wp ret pthread_create amp p_Uart
38. D signal connector of 7 LVDS LCD Module Touch Cable Part B4 The touch cable connects RSB 4210 CN1 with the touch connector of 7 LVDS LCD Module SQFlash SD Card Part C The SQFlash SD card is a standard SD device It is the flash based solid state drive available and uses SLC NAND flash memory making it ideal as an embedded SSD solution It connects on SD1 of RSB 4210 SATA Power Cable Part D The SATA power cable provides the power signal for SATA HDD by connecting RSB 4210 CN16 and the SATA HDD SATA Cable Part E The SATA cable provides the control signal with SATA HDD by connecting RSB 4210 SATA_CN1 with the SATA HDD Mini USB Host Cable Part F The mini USB Host cable connects RSB 4210 USB_OTG1 with one USB client device For example USB mouse keyboard 2 1 10 Mini USB Client Cable Part G The mini USB Client cable connects RSB 4210 USB OTG1 with PC or NB RSB 4210 User Manual 8 2 1 11 USB Type A Cable Part H The USB extend cable provide Type A for USB device For example USB mouse keyboard 2 1 12 Jumper Part I When plug in the adapter with the wafer CN17 shorted by this jumper the system will power on 2 1 13 Null modem cable Part J The null modem cable connects RSB 4210 COM ports with a serial device 2 1 14 19 V Power Adapter Part K The AC to DC power device provides a 19 V DC output 65 W max with constant voltage sources 100 V 240 V 2 1 15 Power Cor
39. Disk dev sdx SATA Disk dev sdx You can use open close write read functions to control this storage LAN Refer to Socket Programming http www tenouk com cnlinuxsockettutorials html 3 11 7 RTC 3 11 7 1 Because Linux supports many non ACPI and non PC platforms some of which have more than one RTC style clock it needed a more portable solution than expecting a single battery backed MC146818 clone on every system Accordingly a new RTC Class framework has been defined It offers three different userspace interfaces dev rtcN much the same as the older dev rtc interface sys class rtc rtcN sysfs attributes support readonly access to some attributes proc driver rtc the first RTC may expose itself using a procfs interface More information is currently shown here than through sysfs The RTC Class framework supports a wide variety of RTCs ranging from those inte grated into embeddable system on chip SOC processors to discrete chips using 2 SPI or some other bus to communicate with the host CPU There s even sup port for PC style RTCs including the features exposed on newer PCs through ACPI The new framework also removes the one RTC per system restriction For exam ple maybe the low power battery backed RTC is a discrete 12C chip but a high func tionality RTC is integrated into the SOC That system might read the system clock from the discrete RTC but use the integrated
40. For example if your panel supports UXGA60 as its max resolution you may choose value 2 Table 3 2 44 Built in Timings of RSB 4210 Bypass Mode Value Name Pixel Clock Resolution 0 WUXGA60 154000 1920x1200 60P 1 UXGA60 162000 1600x1200 60P 2 1080P60 148500 1920x1080 60P 3 1080P50 148500 1920x1080 50P 4 1080160 74250 1920 1080 601 5 1080150 74250 1920 1080 501 6 WSXGA 60 119000 1680x1050 60P 7 SXGA 75 156000 1400x1050 75P 8 SXGA 60 101000 1400x1050 60P 9 SXGA85 157500 1280x1024 85P 10 SXGA75 135000 1280x1024 75P 11 SXGA60 108000 1280x1024 60P 12 SXGA50 75428 1280x1024 50P 13 1280x960P60 108000 1280x960 60P 14 1440x900P75 136750 1440x900 75P 15 1440x900RDC 88750 1440x900 60P 16 1440x900P60 106500 1440x900 60P 17 WXGA75 106500 1280x800 75P 18 WXGA60 71000 1280x800 60P 19 1366x768P60 76000 1366x768 60P 20 1366x768C TM 72350 1366x768 60P 21 1360x768P60 85500 1360x768 60P 22 1280x768P75 102250 1280x768 75P 23 1280x768RDC 68250 1280x768 60P 24 1280x768VESA 79500 1280x768 60P 25 1280x768TV 80120 1280x768 60P 26 XGA85 94500 1024x768 85P 27 XGA75 78750 1024x768 75P 28 XGA70 75000 1024x768 70P 29 XGA60 65000 1024x768 60P 30 720P60 74250 1280x720 60P 31 720P50 74250 1280x720 50P 32 WSVGA60 47360 1024x600 60P 33 WSVGA_YING 45000 1024x600 60P 34 SVGA85 56250 800x600 85P 35 SVGA75 49500 800x600 75P 36 SVGA60 400
41. P N 1700019474 RS 422 cable P N 1700019476 Power Cord Optional W 3pin Power Cord for USA standard P N 1700001524 W 3pin Power Cord for Europe standard P N 170203183C W 3pin Power Cord for UK standard P N 1702031804 Charger Board amp Battery Optional A cable 1 6P 2 5 1 6P 2 5 140 mm P N 1700018394 WB A cable 2 4P 2 0 2 4P 2 0 90 mm P N 1700018395 PCM 739 Battery charger Board P N 969K073900E W Battery 11 1 V 6300 mAh 3S3P P N 1760001300 iii RSB 4210 User Manual Safety Instructions 10 17 12 13 Read these safety instructions carefully Keep this User Manual for later reference Disconnect this equipment from any AC outlet before cleaning Use a damp cloth Do not use liquid or spray detergents for cleaning For plug in equipment the power outlet socket must be located near the equip ment and must be easily accessible Keep this equipment away from humidity Put this equipment on a reliable surface during installation Dropping it or letting it fall may cause damage The openings on the enclosure are for air convection Protect the equipment from overheating DO NOT COVER THE OPENINGS Make sure the voltage of the power source is correct before connecting the equipment to the power outlet Position the power cord so that people cannot step on it Do not place anything over the power cord All cautions and warnings on the equipment should be noted If the equipment is
42. SBC solution with adopting Freescale i MX53 processor based on ARM Cortex A8 architecture which is a complete 32 bit up to 1GHz speed SoC engine It provides customers with a high performance board subsystem based on ARM Cortex 8 technology with charac teristics of ready to run compact and easy to expansion in order to meet customers versatile needs With the flexible I O interfaces and complete hardware and software solutions RSB 4210 is a fast time to market platform for customers to develop their applications and products easily without considering system integration The RSB 4210 Evaluation Kit is a complete system designed for customers to evalu ate the RSB 4210 It integrates all of the solutions that developers will need based on the RSB 4210 main board into a package that provides customers an effortless system platform for project evaluation application development and solution feasibil ity testing that decreases lead time and lowers initial expense The RSB 4210 Evalu ation Kit has already integrated complete certified functions under Linux s test kits making project development and implementation becomes an easy and risk free way at the starting point Features RSB 4210 adopts Freescale i MX53 Processor ARM Cortex A8 architecture as its SoC solution The main features of this platform are heatsink less compact reli able amp great power management Therefore the platform will be suitable for the fol
43. T amp timeout printf The timeout was is d seconds n timeout 3 11 8 4 Pretimeouts Some watchdog timers can be set to have a trigger go off before the actual time they will reset the system This can be done with an NMI interrupt or other mechanism This allows Linux to record useful information like panic information and kernel core dumps before it resets pretimeout 10 ioctl fd WDIOC SETPRETIMEOUT amp pretimeout Note that the pretimeout is the number of seconds before the time when the timeout will go off It is not the number of seconds until the pretimeout So for instance if you set the timeout to 60 seconds and the pretimeout to 10 seconds the pretimout will go of in 50 seconds Setting a pretimeout to zero disables it 93 RSB 4210 User Manual There is also a get function for getting the pretimeout ioctl fd WDIOC GETPRETIMEOUT amp timeout printf The pretimeout was is d seconds Mn timeout Not all watchdog drivers will support a pretimeout Get the number of seconds before reboot Some watchdog drivers have the ability to report the remaining time before the sys tem will reboot The WDIOC GETTIMELEFT is the ioctl that returns the number of seconds before reboot ioctl fd WDIOC GETTIMELEFT amp timeleft printf The timeout was is d seconds n timeleft 3 11 8 5 Environmental monitoring All watchdog dri
44. TNI 505 BTNI I2C SPI GPIO System Bus Reset Suspend KEYPADI Keypad CN9 COMI 5 2 FE i 1 N13 Mini PCIe CNI4 LVDSI Backlight CNIS Jtag CNI6 SATA Power SATA SATA USBI USB 3 USB OTGI USB N17 Power ON OFF BAT CNI Power BAT CN2 Control Signal AUDIO Audi CN19 Coin Battery Audio USB2 CNIS CRTIHDMI COMI DCINI USB HUB 1 amp 24LANI amp 2 VGA HDMI DC IN Figure 2 42 RSB 4210 Connector Position Top CN20 SIM Card Slot 01 SD MMC Slot mua Figure 2 43 RSB 4210 Connector Position Bottom RSB 4210 User Manual 40 2 3 2 RSB 4210 Board Dimension 102 00 3 62 3 18 8 96 8 96 146 00 a 90000000000000000000000000000 900000000000000000000000 000000000000000000000000 50000000006 120000000000 000000 as Bigge ms LL 0000 00 0000n0 00000 Ol Bg 3 11 1 Figure 2 44 RSB 4210 Board Dimension 41 RSB 4210 User Manual RSB 4210 User Manual 42 Software Functionality This chapter details the Linux operating system on the RSB 4210 platform 3 1 3 2 3 2 1 Introduction The RSB 4210 platform is one embedded system with Linux kernel 2 6 35 as default I
45. a 4 USBOTG_ID 5 GND RSB 4210 User Manual 34 2 2 30 USB HUB 283 Standard Type A USB2 The USB interface provides full speed serial communications ports which includes the following features Compliance with the USB 2 0 specification W Transceiver buffers integrated over current protection on ports Supports power management Operates as a master on the bus Figure 2 35 USB CSB HUB 283 Standard Type A 2 2 31 VGA Connector CRT1 RSB 4210 supports a standard VGA Interface D SUB15 The pin assignment is shown as below Figure 2 36 VGA Connector D SUB15 Pin Description Pin Description 1 CRT R 2 CRT G 3 CRT B 4 N C 5 GND 6 GND 7 GND 8 GND 9 5 V 10 GND 11 N C 12 DDC SD CRT 13 HSYNC 14 VSYNC 15 DDC SC CRT 35 RSB 4210 User Manual 2 2 32 HDMI Connector HDMI_CN1 RSB 4210 supports a standard HDMI Interface The pin assignment is shown as below Figure 2 37 HDMI Connector Pin Description Pin Description 1 HDMI_TD2 2 GND 3 HDMI TD2 4 HDMI_TD1 5 GND 6 HDMI_TD1 7 HDMI_TDO 8 GND 9 HDMI TDO 10 HDMI_CLK 11 GND 12 HDMI CLK 13 HDMI CEC 14 HDMI Reserved 15 DDC SC HD 16 DDC SD HD 17 GND 18 5V_HDMI 19 HPD RSB 4210 User Manual 36 2 2 33 Box Header for LINE OUT LINE IN MIC IN and L amp R Speakers AUDIO1 The box header is used for audio input output signal port and the speaker out uses a 2W amplifier The
46. aders we know today W dev gt Contains references to all the CPU peripheral hardware which are rep resented as files with special properties B gt Most important system configuration files are in etc this directory con tains data similar to those in the Control Panel in Windows E gt Home directories of the common users W lib 5 Library files includes files for all kinds of programs needed by the system and the users W lost found 5 Every partition has a lost found in its upper directory Files that were saved during failures are here mnt gt Standard mount point for external file systems B optTypically contains extra and third party software B proc gt A virtual file system containing information about system resources More information about the meaning of the files in proc is obtained by entering the command man proc in a terminal window The file proc txt discusses the vir tual file system in detail B root gt The administrative user s home directory Mind the difference between the root directory and root the home directory of the root user B sbin gt Programs for use by the system and the system administrator tmp Temporary space for use by the system cleaned upon reboot so doesn t use this for saving any work gt Programs libraries documentation etc for all user related programs B var gt Storage for all variable files and temporary files created by users su
47. aking system entering into suspend mode or resume from suspend mode You can connect it with an external button for applications The pin assignment is shown as below rie Figure 2 26 Pin Header for Suspend Pin Description Pin Description 1 nSUSPEND 2 GND RSB 4210 User Manual 28 2 2 22 Pin Header for Matrix Keypad KEYPAD1 The keypad circuitry scans a 6 6 array of 36 normal open single pole switches Any one or two keys depressed will be de bounced and decoded An interrupt is gener ated whenever a stable set of depressed keys is detected The keypad interface W Provides scanning de bounce and decoding for 36 key switch array W Scans a 6 row 6 column matrix m May decode 2 keys at once WB Generates an interrupt when new stable key is determined W Generates a 3 key reset interrupt as well Pin2 Figure 2 27 Pin Header for Matrix Keypad Pin Description Pin Description 1 KEY COL2 2 KEY ROW2 3 KEY COLS 4 KEY ROWS 5 KEY COL4 6 KEY ROWA 7 KEY COL5 8 KEY ROW5 9 KEY COL6 10 KEY ROW6 11 KEY COL7 12 KEY ROW7 29 RSB 4210 User Manual 2 2 23 Pin Header for I2C SPI CN21 RSB 4210 provides two 2 and one SPI interface with user to expand their applica tions CN21 is the pin header for I2C SPI interface The pin assignment is shown as below LU Figure 2 28 Pin Header for I2C SPI Pin Description Pin Description 1 GND 2 SPI IRQ 3 l2C1 SCL 4 SPI
48. and will stop pinging the watchdog without disabling it first This will then cause a reboot if the watchdog is not re opened in sufficient time RSB 4210 User Manual 92 3 11 8 3 The ioctl API All conforming drivers also support an ioctl API Pinging the watchdog using an ioctl All drivers that have an ioctl interface support at least one ioctl KEEPALIVE This ioctl does exactly the same thing as a write to the watchdog device so the main loop in the above program could be replaced with while 1 ioctl fd WDIOC_KEEPALIVE 0 sleep 10 the argument to the ioctl is ignored Setting and getting the timeout For some drivers it is possible to modify the watchdog timeout on the fly with the SETTIMEOUT ioctl those drivers have the WDIOF SETTIMEOUT flag set in their option field The argument is an integer representing the timeout in seconds The driver returns the real timeout used in the same variable and this timeout might differ from the requested one due to limitation of the hardware int timeout 45 ioctl fd WDIOC SETTIMEOUT amp timeout printf The timeout was set to d seconds n timeout This example might actually print The timeout was set to 60 seconds if the device has a granularity of minutes for its timeout Starting with the Linux 2 4 18 kernel it is possible to query the current timeout using the GETTIMEOUT ioctl ioctl fd WDIOC GETTIMEOU
49. annmmmanunmmngggHBEH oopo0o000 oooo000000 9 999958 User Manua RSB 4210 Evaluation Kit Freescale i MX53 P rocessor ARM Cortex Architecture AD ANTECH Enabling an Intelligent Planet Copyright The documentation and the software included with this product are copyrighted 2012 by Advantech Co Ltd All rights are reserved Advantech Co Ltd reserves the right to make improvements in the products described in this manual at any time without notice No part of this manual may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of Advantech Co Lid Information provided in this manual is intended to be accurate and reliable How ever Advantech Co Ltd assumes no responsibility for its use nor for any infringe ments of the rights of third parties which may result from its use Acknowledgements ARM is trademarks of ARM Corporation Freescale is trademarks of Freescale Corporation Microsoft Windows are registered trademarks of Microsoft Corp All other product names or trademarks are properties of their respective owners Product Warranty 2 years Advantech warrants to you the original purchaser that each of its products will be
50. ch as log files the mail queue the print spooler area space for temporary storage of files downloaded from the Internet Scripts Some scripts developed by Advantech will help you configure system or build the images more quickly Please check them as follows setenv sh A script to setup the developing environment quickly W cfg kernel sh A script to configure the kernel building setup quickly B mk kernel sh gt A script to build the kernel ulmage and copy the ulmage to image and mk inand folders after building W cfg uboot sh 5 A script to configure the u boot building setup quickly B uboot sh gt A script to build the u boot u boot bin and copy the u boot bin to image and mk inand folders after building Source The source folder contains folder linux 2 6 35 3 It is the source code for Linux ker nel image Linux is a clone of the operating system UNIX It has all the features you would expect in a modern fully fledged UNIX including true multitasking virtual memory shared libraries demand loading shared copy on write executables proper memory management and multitask networking including IPv4 and IPv6 Linux is easily portable to most general purpose 32 or 64 bit architectures as long as they have a paged memory management unit PMMU and a port of the GNU C com piler gcc part of The GNU Compiler Collection GCC Linux has also been ported to a number of architectures without a PMMU
51. code function of the keyboard c module This works well enough on all architectures that keybdev can generate rawmode on other archi tectures can be added to it RSB 4210 User Manual 98 The right way would be to pass the events to keyboard c directly best if key board c would itself be an event handler This is done in the input patch available on the webpage mentioned below B mousedev mousedev is also a hack to make programs that use mouse input work It takes events from either mice or digitizers tablets and makes a PS 2 style a la dev psaux mouse device available to the userland Ideally the programs could use a more reasonable interface for example evdev Mousedev devices in dev input as shown above are CrwW r r 1 root root T3 32 Mar 28 22 45 5 0 crw r r 1 root root l3 33 Mar 29 00 41 mousel CrW r r 1 root root 135 34 Mar 29 00 41 mouse2 Crw r r 1 root root 13 35 1 10 50 mouse3 CrIW rI r 1 root root 13 62 Apr 1 10 50 mouse30 Ccrw r r 1 root root 13 63 Apr 1 10 50 mice Each mouse device is assigned to a single mouse or digitizer except the last one mice This single character device is shared by all mice and digitizers and even if none are connected the device is present This is useful for hotplugging USB mice so that programs can open the device even when no mice are present CONFIG INPUT MOUSEDEV SCREEN XY in
52. d RSB 4210 User Manual 48 3 4 3 3 5 3 5 1 Type cd Desktop RSB4210_BSP scripts Type setenv sh To configure the developing environment automatically libncurses5 dev To get the menuconfig library jigit To get mkimage 4 5 6 apt get install 7 Type apt get install 8 9 1 1 Finish Build Log Type cfg kernel sh To set the ulmage configuration automatically Type 4 mk kernel sh Start to build the ulmage 0 Then you can see ulmage under folders image and mk inand 1 When an error occurs during building kernel it will record in this file This build log is under folder RSB4210_BSP Source Code Modification This section will guide you how to use the Linux source code Several examples for source code applications will be shown in this section as well Adding a Driver to Kernel by menuconfig You can add a driver to kernel by menuconfig Here is an example to guide you add ing a RTC driver Seiko Instruments S 35390A to Linux kernel Please refer to the following steps Example Open Terminal utility Type user password NO PWN gt Type 4sudo su Change to root authority Type cd Desktop RSB4210_BSP scripts Type setenv sh To configure the developing environment automatically Type cfg kernel sh menuconfig Then you will see a GUI screen Linux Kernel Configuration as below Linux Kernel Configuration Arrow keys navigate
53. d Part L 3P Power Cord USA Europe or UK standard for 19 V Power Adapter AC input 2 1 16 Speaker amp Audio Cables Part M The cable connects with RSB 4210 AUDIO1 and LINE OUT LINE IN MIC IN and L amp R Speakers 2 1 17 Power Cable for Charger Board Part N1 The cable provides the power for charger board It connects RSB 4210 BAT_CN1 with the charger board CN2 2 1 18 Signal Cable for Charger Board Part N2 The cable provides the control signal for charger board It connects RSB 4210 BAT_CN2 with the charger board CN1 2 1 19 Charger Board Part N3 The charger board provides 12 V power to charge the battery when plug in a 19 V adapter and RSB 4210 can read the battery status through this charger board Note Itis necessary to use 19 V adapter for charger board rather than 12 V 2 1 20 Battery Part N4 The battery can provide the power with RSB 4210 without any adapter 2 1 21 Keypad Cable Part O1 The keypad cable connects RSB 4210 KEYPAD 1 with the keypad 2 1 22 Keypad Part O2 8 8 arrays of 64 normally open single pole switches 6 6 region of keypad are avail able when using RSB 4210 9 RSB 4210 User Manual 2 1 23 Cable for Suspend Reset Button Part P The cable is used to extend the Suspend Reset function by a specific button 2 1 24 COM Port Cable D SUB 9P to Housing Part Q The cable is used to extend COM port 9pin header from RSB 4210 to D SUB 9P serial port connector
54. d 24 hour wall clock time To be most useful this time may also be updated AIE ON RTC_AIE_OFF ALM SET READ when the RTC is connected to an IRQ line it can often issue an alarm IRQ up to 24 hours in the future Use RTC_WKALM by preference RTC WKALM SET RTC WKALM RD RTCs that can issue alarms beyond the next 24 hours use a slightly more powerful API which supports setting the longer alarm time and enabling its IRQ using a single request using the same model as EFI firmware i RTC UIE ON RTC UIE OFF if the RTC offers IRGs it probably also offers update IRQs whenever the seconds counter changes If needed the RTC framework can emulate this mechanism RTC PIE ON RTC PIE OFF RTC IRQP SET RTC IRQP READ another feature often accessible with an IRQ line is a periodic IRQ issued at settable frequencies usually 2 N Hz In many cases the RTC alarm can be a system wake event used to force Linux out of a low power sleep state or hibernation back to a fully operational state For example a system could enter a deep power saving state until it s time to execute some scheduled tasks Note that many of these ioctls need not actually be implemented by your driver The common rtc dev interface handles many of these nicely if your driver returns ENOIO CTLCMD Some common examples RTC RD TIME RTC SET TIME the read time set time functions will be called with appropriate values
55. d remove this SD card 9 Finish Now you can boot from onboard flash without SD card Booting from SATA DOM When you get the package for making a Linux system SD storage card you can refer to the following steps to boot form SATA DOM The script mkmmc linux sh will be helpful to build the 1 Refer to Chapter 3 4 1 to make a Linux system SD storage card To demount SD card from File Browser and remove it Insert this Linux system SD card to RSB 4210 and boot into Linux On RSB 4210 platform type root login On RSB 4210 platform type cd mk_inand On RSB 4210 platform type sh mkmmc linux sh dev sda u boot bin ulmage rootfs tar gz 7 RSB 4210 platform type y Start to copy files waiting a few minutes until it shows Done 8 Power off and remove this SD card 9 Finish Now you can boot from onboard flash without SD card Debug Message RSB 4210 can communicate with a host server Windows or Linux by using serial cables Common serial communication programs such as HyperTerminal Tera Term or PuTTY can be used in this case The example as below describes the serial termi nal setup using HyperTerminal on a Windows host 1 Connect RSB 4210 UART1 CN27 of RTX CSB with your Windows PC by using a serial cable 2 Open HyperTerminal on your Windows PC and select the settings as shown in Figure 3 6 RSB 4210 User Manual 52 3 8 3 8 1 3 After the bootloader
56. dapter please check this wafer advance There should be jumper or external button on the 5 wafer Figure 2 21 Pin Header for Power Button Pin Description Pin Description 1 PWR_BTN 2 PWR_BTN 25 RSB 4210 User Manual 2 2 17 Ethernet LAN1 amp 2 Connector CN18 RSB 4210 supports dual LAN One is extended from CPU module board directly and another is extended from system bus Both of them support 10 100 Mbps transfer rates and are compliant with IEEE 802 3 Note LAN connector with LED indicator green LED indicates Ethernet active while yellow LED indicates Ethernet speed 10 100 LAN2 LAN1 Figure 2 22 Ethernet LAN1 amp LAN2 Connector 2 2 18 Wafer for Coin Battery CN19 CN19 is used for connecting with coin battery The pin assignment is shown as below En Figure 2 23 Wafer for Coin Battery Pin Description Pin Description 1 2 GND RSB 4210 User Manual 26 2 2 19 SIM Card slot CN20 RSB 4210 provides a SIM card slot for MiniPCle devices Figure 2 24 SIM Card slot 2 2 20 Pin Header for Reset RST_BTN1 RST_BTN1 is used for resetting the system You can connect it with an external but ton for application The pin assignment is shown as below RST_BTN1 Figure 2 25 Pin Header for Reset Pin Description Pin Description 1 nRESET 2 GND 27 RSB 4210 User Manual 2 2 21 Pin Header for Suspend SUS_BTN1 SUS_BTN1 is used to m
57. e Idle mode Mechanical and Environmental Board size 146 x 102 x 20 mm PCB thickness 1 6 mm 8 layer Weight 110g Operation Tempera 0 60 C 32 140 F ture 40 85 C by component change Operating Humidity 5 95 Relative Humidity non condensing Vibration 3 5 G 1000 times Others RoHS Yes Certification CE FCC Class A Os Embedded Linux 2 6 35 Default Android 2 3 4 and Windows Embedded Compact 7 1 4 Board Block Diagram RSB 4210 User Manual TRX UARTS_ 3iire SNGSHVDHDRI CAN Tranceiver CANT 348 5 COMN2Wim R3232 TURK UART4_ 2Wire MAXI2SIDB WARTS diro RSI TARE ARTS n NAX34 C6 CON2UMim I iae UART2_ 4Mire MAXIADB GPIOS 20 epo SYSTEM Bus LAN SYSTEM Bus PHY 10 Figure 1 1 RSB 4210 Board Block Diagram H W Installation This chapter introduces the setup procedures of the RSB 4210 hard ware including instructions setting jumpers and connecting peripherals switches indicators and mechanical drawings Be sure to read all safety precau tions before you begin this instal lation procedure 2 1 Development Kit H W Installation The Figure 2 1 is RSB 4210 Evaluation Kit Assembly and the detail descriptions with Advantech P N are shown as below Item Description Advan
58. e device you must specify with what device address you want to communicate int addr 0x40 The I2C address if ioctl file I2C SLAVE addr 0 ERROR HANDLING you can check errno to see what went wrong exit 1 Well you are all set up now You can now use SMBus commands or plain 2 to communicate with your device SMBus commands are preferred if the device sup ports them Both are illustrated below u8 register 0x10 Device register to access 32 res char buf 10 Using SMBus commands res 2 smbus read word data file register if res lt 0 ERROR HANDLING i2c transaction failed else res contains the read word Using I2C Write equivalent of 2 smbus write word data file register 0x6543 RSB 4210 User Manual 64 3 11 2 1 buf 0 register buf 1 0x43 buf 2 0x65 if write file buf 3 3 ERROR HANDLING i2c transaction failed Using I2C Read equivalent of 2 smbus read byte file if read file buf 1 1 ERROR HANDLING i2c transaction failed else buf 0 contains the read byte Note that only a subset of the 2 and SMBus protocols can be achieved by the means of read and write calls In particular so called combined transactions mix ing read and write messages in the same transaction aren t supported For this reason t
59. e ldisc is being closed and re opened at this point then NULL is returned While this handle is held the ldisc will not change or go away tty ldisc deref ldisc RSB 4210 User Manual 68 Returns the Idisc reference and allows the Idisc to be closed Returning the reference takes away your right to call the Idisc functions until you take a new reference ldisc tty_ldisc_ref_wait tty Performs the same function as tty_Idisc_ref except that it will wait for an Idisc change to complete and then return a reference to the new ldisc While these functions are slightly slower than the old code they should have minimal impact as most receive logic uses the flip buffers and they only need to take a refer ence when they push bits up through the driver Caution The Idisc gt open Idisc close and driver set ldisc functions are called with the ldisc unavailable Thus tty ldisc ref will fail in this situa A tion if used within these functions Ldisc and driver code calling its own functions must be careful in this case 3 11 3 3 RS422 RS485 Tips Transmit RS422 RS458 as soon as setting GPIO 61 62 high Receive RS485 as soon as setting GPIO 61 63 low 3 11 3 4 Software Tips This program is free software you can redistribute it and or modify it under the terms of the GNU General Public License as published by the Free Software Foundation either version 2 of the License or at your option any later version This p
60. en a device is closed At the point of return from this call the driver must make no further Idisc calls of any kind May sleep write Called to write bytes to the device May notsleep May occur in parallel in special cases Because this includes panic paths driv ers generally shouldn t try and do clever locking here put char Stuff a single character onto the queue Thedriver is guaran teed following up calls to flush chars flush chars Ask the kernel to write put char queue write room Return the number of characters tht can be stuffed into the port buffers without overflow orless The ldisc is responsible for being intelligent about multi threading of write room write calls ioctl Called when an ioctl may be for the driver 67 RSB 4210 User Manual set_termios Called on termios change serialized against itself by a sema phore May sleep set ldisc Notifier for discipline change At the point this is done the disci pline is not yet usable Can now sleep I think throttle Called by the Idisc to ask the driver to do flow control Serializa tion including with unthrottle is the job of the Idisc layer unthrottle Called by the Idisc to ask the driver to stop flow control stop Ldisc notifier to the driver to stop output As with throttle the seri alizations with start are down to the ldisc layer start Ldisc notifier to the driver to start output hangup Ask the tty driver to cause a hangup initiated
61. esktop RSB4210 BSP source linux 2 6 35 3 drivers video logo 7 Then you can refer Chapter 3 3 2 to rebuild the kernel with your own boot logo Making Linux System Booting Media RSB 4210 supports booting from SD storage card and onboard flash This section will guide you how to make the Linux system booting media for RSB 4210 Making a Linux System SD Storage Card From Linux_System_SD Package When you get the package for making a Linux system SD storage card you can refer to the following steps to make it for booting and Advantech has developed a script mkmmc linux sh to help you build the ulmage quickly Copy RSB4210 Linux image tar gz package to your desktop Open Terminal utility Type sudo su Change to root authority Type your password Type cd Desktop Type tar xvf RSB4210 Linux image tar gz Unzip files Insert one SD card to your developing computer Type h to check the SD card code name EX dev sdf Type cd Desktop RSB 4210 Linux image 10 mkmmc linux sh dev sdf u boot bin rootfs 11 Type y Start to copy files waiting a few minutes until it shows Done 12 Finish Then insert the Linux system SD storage card to CN41 of RSB 4210 and it will boot into Linux environment after powering on the device ONOAR WON gt 9 From Source Code Package When you get the RSB 4210 Linux source code package you can refer to the follo
62. free from defects in materials and workmanship for two years from the date of pur chase This warranty does not apply to any products which have been repaired or altered by persons other than repair personnel authorized by Advantech or which have been subject to misuse abuse accident or improper installation Advantech assumes no liability under the terms of this warranty as a consequence of such events Because of Advantech s high quality control standards and rigorous testing most of our customers never need to use our repair service If an Advantech product is defec tive it will be repaired or replaced at no charge during the warranty period For out of warranty repairs you will be billed according to the cost of replacement materials service time and freight Please consult your dealer for more details If you think you have a defective product follow these steps 1 Collect all the information about the problem encountered For example CPU speed Advantech products used other hardware and software used etc Note anything abnormal and list any onscreen messages you get when the problem occurs 2 Call your dealer and describe the problem Please have your manual product and any helpful information readily available 3 If your product is diagnosed as defective obtain RMA return merchandize authorization number from your dealer This allows us to process your return more quickly 4 Carefully pack the defective prod
63. gure 2 9 System Bus Pin Description Pin Description Pin Description Pin Description A1 B1 GND C1 Di NC A2 GND B2 NC C2 DIO 3V3 D2 DIO 3V3 8 GPIO4 C3 IMX_GPIO3 IMX_GPIO2 A4 B4 C4 DIO 3V3 D4 DIO 3V3 A5 SysBus B5 SysBus A1 C5 SysBus 15 05 SysBus A14 SysBus A2 SysBus C6 SysBus_A13 06 SysBus_A12 A7 SysBus A4 B7 5 A5 C7 SysBus 11 07 SysBus A10 A8 SysBus A6 B8 SysBus A7 C8 SysBus A9 D8 SysBus A8 A9 SysBus A16 B9 5 17 C9 SysBus_A24 09 A10 SysBus A18 B10 SysBus A19 C10 N C D10 SysBus OE 11 SysBus A20 B11 SysBus A21 C11 SysBus RW D11 GND A12 SysBus A22 B12 SysBus A23 C12 N C D12 N C A13 DIO 3V3 B13 N C C13 50 D13 SysBus_CS1 A14 SysBus DO B14 SysBus D1 C14 SysBus D15 014 SysBus 014 A15 SysBus D2 B15 SysBus D3 C15 SysBus D13 D15 SysBus D12 A16 SysBus D4 B16 SysBus D5 C16 SysBus 011 D16 SysBus D10 A17 SysBus D6 B17 SysBus D7 C17 SysBus D9 D17 SysBus D8 A18 N C B18 N C C18 N C D18 N C A19 N C B19 N C C19 N C D19 N C A20 N C B20 N C C20 N C D20 N C A21 N C B21 N C C21 N C D21 N C A22 N C B22 N C C22 SysBus BCLK D22 GND A23 N C B23 N C C23 N C D23 GND A24 N C B24 N C C24 SysBus EB1 D24 DIO 3V3 A25 N C B25 N C C25 N C D25 DIO 3V3 RSB 4210 User Manual 14 2 2 5 A26 SysBus nEBO B26 C26 N C D26 N C A27 N C B27 SysBus LBA C27 5 V_EXT
64. h primary sound card support CONFIG SOUND Since ALSA can emulate OSS you don t have to choose any of the OSS modules Enable OSS API emulation CONFIG SND OSSEMUL and both OSS mixer and PCM supports if you want to run OSS applications with ALSA If you want to support the WaveTable functionality on cards such as SB Live then you need to enable Sequencer support CONFIG_SND_ SEQUENCER To make ALSA debug messages more verbose enable the Verbose printk and Debug options To check for memory leaks turn on Debug memory too Debug detection will add checks for the detection of cards Please note that all the ALSA ISA drivers support the Linux isapnp API if the card supports ISA PnP You don t need to configure the cards using isapnptools 3 11 9 2 Creating ALSA Devices This depends on your distribution but normally you use the dev MAKEDEV script to create the necessary device nodes On some systems you use a script named snd devices 3 11 9 3 Module Parameters The user can load modules with options If the module supports more than one card and you have more than one card of the same type then you can specify multiple val ues for the option separated by commas More detail please reference source linux 2 6 35 3 Documentation sound alsa ALSA Configuration txt 3 11 10Keypad Touchscreen 3 11 10 1Introduction This is a collection of drivers that is designed to support all input devices under Linux While it is curren
65. he pin can be configured as aninterrupt generat ing input pin active low reads as either 0 false or 1 true Write any nonzero value to invert the value attribute both for reading and writing Existing and subse quent poll 2 support configuration via the edge attribute for rising and falling edges will follow this setting GPIO controllers have paths like sys class gpio gpiochip42 for the controller implementing GPIOs starting at 42 and have the following read only attributes sys class gpio gpiochipN pase same as N the first GPIO managed by the chip label provided for diagnostics not always unique ngpio how many GPIOs this manges N to ngpio 1 Board documentation should in most cases cover what GPIOs are used for what pur poses However those numbers are not always stable GPIOs on a daughtercard might be different depending on the base board being used or other cards in the stack In such cases you may need to use the gpiochip nodes possibly in conjunc tion with schematics to determine the correct GPIO number to use for a given signal Exporting from Kernel code Kernel code can explicitly manage exports of GPIOs which have already been requested using gpio request export the GPIO to userspace int gpio export unsigned gpio bool direction may change reverse gpio export void gpio unexport create a sysfs link to an exported GPIO node i
66. his interface is almost never used by user space programs Note because of the use of inline functions you have to use O or some jg variation when you compile your program Full interface description The following IOCTLs are defined ioctl file I2C SLAVE long addr Change slave address The address is passed in the 7 lower bits of the argument except for 10 bit addresses passed in the 10 lower bits in this case ioctl file I2C TENBIT long select Selects ten bit addresses if select not equals 0 selects normal 7 bit addresses if select equals 0 Default 0 This request is only valid if the adapter has I2C FUNC 10BIT ADDR ioctl file I2C PEC long select Selects SMBus PEC packet error checking generation and verification if select not equals 0 disables if select equals 0 Default 0 Used only for SMBus transactions This request only has an effect if the the adapter has 2 SMBUS PEC it is still safe if not it just doesn t have any effect ioctl file I2C FUNCS unsigned long funcs Gets the adapter functionality and puts it in funcs ioctl file I2C RDWR struct 2 rdwr ioctl data msgset 65 RSB 4210 User Manual Do combined read write transaction without stop in between Only valid if the adapter has I2C FUNC I2C The argument is a pointer to a struct i2c rdwr ioctl data struct 2 msg msgs ptr to
67. igure 3 2 Contents of Source code package 45 Setup Building Environment sse 47 ONE cnp 48 Building IMStructiOns 48 3 4 1 Building U boot image u boot bin 48 3 4 2 Building Linux Kernel image 48 3 4 3 Buld o 49 Source Code 1 49 3 5 1 Adding a Driver to Kernel by menuconfig 49 Figure 3 3 Linux Kernel Configuration 49 Figure 3 4 Selecting Seiko Instruments S 35390A 50 Figure 3 5 Integrate Code for Seiko Instruments S 35390A 50 3 5 2 Changing the Boot Logo 50 Making Linux System Booting Media 51 3 6 1 Making a Linux System SD Storage Card 51 3 6 2 Booting from Onboard 52 3 6 3 Booting from SATA 52 Debug Message erret tun 52 Figure 3 6 HyperTerminal Settings for Terminal Setup 53 Linux Software Applications on RSB 4210 53 3 8 4 Writing Your Own Hello Wo
68. ings term erm File Edit Setup Control Window KanjiCode Help root freescale sys bus i2c drivers ch7033b XGA60 DVI 00 1920 x 1200 p 60 WSXGA 60 SHGA 75 0 960 60 0x900P75 0x900RDC 0 900 60 460 6x768P60 6x768CTM 0 768 60 Ox768P75 8 102250KHz 4 O0 1 00 010 100 4 0100 010 O2 C9 1 1 04 04 04 04 0X 0X X X CcOccoooooooococoococococorucdoco coc COCcO CC CCCOCOOCOOOOOOOco BRE tt NNNNNNNANN Figure 3 14 Display all built in timing settings 59 RSB 4210 User Manual 4 echo 2 gt mode Configure bypass mode Term Ele Edit Setup Control Window KenjiCode Help root freescale sys bus iZc drivers ch7033b echo gt mode root freescale idu rq oS cat mode 0 WUXGA60 I 00 1920 x an OHz 154000KHz 016860 00 1600 62000KH 2 1080P60 14 500KHz U80P50 Hz KHz 4 1080160 OHz 142 KHz 5 1080150 74250KHz WSXGA 60 KHz 7 SXGA 75 KHz 8 SXGA 60 KHz 9 6485 KHz 10 SXGA75 KHz 1 SXGA60 KHz 2 50450 KHz 13 1280x960P60 KHz 14 1440x900P75 KHz 5 1440x900RDC KHz 16 1440x900P
69. is due to the panel compatibility limitation To solve this issue it would be necessary to finetune the timing for specific resolution settings of your panel Auto Mode Auto mode is the default setting of RSB 4210 VGA HDMI output In auto mode the display interface 0 signal DIO has already been modified to output 720P60 1280 x 720 60 in advance As illustrated in Table 3 13 there are three default input res olution timing settings for HDMI and one for VGA for reference When connecting a HDMI panel with the board the output resolution of the panel will be adjusted to the most optimal default setting automatically by CH7033B For example if the panel supports 1080P as its max resolution CH7033B will detect and adjust its output resolution to 1080P after connecting the panel with RSB 4210 When connecting a VGA panel with the board the output resolution of the panel will be adjusted to 1024x768 output resolution no matter what the max resolution your VGA panel supports is Table 3 1 Output Resolution of RSB 4210 Auto Mode Interface Resolution Note HDMI 1080P60 720P60 480P60 Auto detection VGA 1024 x 768 60 Bypass Mode Bypass mode is an output alternative that the output resolution will be determined by default timing settings of your panel There are 44 built in timings provided by Advan tech on RSB 4210 you can choose either one of them to match the timing setting of 57 RSB 4210 User Manual your panel
70. is programmed on SD card press POWER key to power up the board The bootloader prompt is displayed on the terminal screen 1 Properties Ax d Port Settings Bits per second 115200 v Data bts v Party ne v Stop bts 1 v fow coxo Noe Restore Defaults Figure 3 6 HyperTerminal Settings for Terminal Setup Linux Software Applications on RSB 4210 This section will guide you to develop your own application under Linux Firstly an example Hello World will be shown and some of the pre installed applications on RSB 4210 platform will be introduced in detail then Writing Your Own Hello World Application and Executing on RSB 4210 This section will guide you how to write a sample application Hello World You can refer to the following steps Open Terminal utility Type sudo su Change to root authority Type user password cd Desktop RSB 4210_BSP scripts Type setenv sh To configure the developing environment automatically Type cd home user Desktop mkdir helloworld Create your own work directory on the Desktop Type helloworld Enter the work directory Type gedit helloworld c Create a new C source file 0 Edit the helloworld c with the following source code D o Ole Im include lt stdio h gt void main printf Hello World n 53 RSB 4210 User Manual 11 12 13 14 15 16 17 18 19 20 Save
71. lass gpio gpio42 for GPIO 42 and have the following read write attributes sys class gpio gpioN direction reads as either in or out This value may normally be written Writ ing as out defaults to initializing the value as low To ensure glitch free operation values low and high may be written to configure the GPIO as an output with that initial value Note that this attribute will not exist if the kernel doesn t support changing the direction of a GPIO or it was exported by kernel code that didn t explicitly allow userspace to reconfigure this GPIO s direction value reads as either 0 low or 1 high If the GPlOis configured as an out put this value may be written any nonzero value is treated as high If the pin can be configured as interrupt generating interrupt and if it has been configured to generate interrupts see the description of edge you can poll 2 on that file and poll 2 will return whenever the interrupt was triggered If you use poll 2 set the events POLLPRI and POL LERR If you use select 2 set the file descriptor in exceptfds After poll 2 returns either Iseek 2 to the beginning of the sysfs file and read the new value or close the file and re open it to read the value 61 RSB 4210 User Manual edge reads as either none rising falling or both Write these strings to select the signal edge s that will make poll 2 on the value file return This file exists only if t
72. like gpm t ps2 m dev input mice And in X Section Pointer Protocol ImPS 2 Device dev input mice ZAxisMapping 4 5 EndSection When you do all of the above you can use your USB mouse and keyboard 3 11 10 3Detailed Description 1 Device drivers 97 RSB 4210 User Manual Device drivers are the modules that generate events The events are however not useful without being handled so you also will need to use some of the modules from section 3 10 9 3 2 A usbhid usbhid is the largest and most complex driver of the whole suite It handles all HID devices and because there is a very wide variety of them and because the USB HID specification isn t simple it needs to be this big Currently it handles USB mice joysticks gamepads steering wheels keyboards trackballs and digitizers However USB uses HID also for monitor controls speaker controls UPSs LCDs and many other purposes The monitor and speaker controls should be easy to add to the hid input interface but for the UPSs and LCDs it doesn t make much sense For this the hiddev inter face was designed See Documentation usb hiddev txt for more information about it The usage of the usbhid module is very simple it takes no parameters detects everything automatically and when a HID device is inserted it detects it appropri ately However because the devices vary wildly you might happen to have a device that doesn t work well In that case
73. lowing applications W Economical HMI Human Machine Interface W Self Service Access Control B Fleet management Navigation Hand held data collector And the main features of Freescale i MX53 processor are shown as follows E ARMQO Cortex V A8 1GHz high performance processor m Supports OpenGL ES 2 0 and OpenVG 1 1 hardware accelerators m Supports full HD 1080p video decode and HD 720p video encode hardware engine Freescale Smart Speed Technology support low power consumption m through 3 3 V I O voltage and wide working temperature by industrial design concept Rich for high expansion capability UART 5 Dual LVDS Audio USB Host USB Dual LAN SD 2 SATA 1 GPIO 20 I2C 2 SPI 1 125 1 CAN 1 Keypad 6X6 Touch Mini PCI E and System Bus Wm Supports SATA storage interface and CAN bus for vehicle application Supports Android2 3 Embedded Linux2 6 and Windows Embedded Compact 7 Support wide working temperature 40 85 C operation temperature optional RSB 4210 User Manual 2 1 3 Hardware Specifications Item Description Kernel CPU Freescale i MX53 1GHz ARM Cortex A8 2D 3D Accelerators Support OpenGL ES 2 0 and OpenVG 1 1 hardware accelerators System RAM 512MB Optional 256MB Onboard Flash 2GB Optional None RTC Yes Watchdog Timer Yes Reset H W reset amp S W reset COM 1 RS 232 2 wire TX RX Pin header Debug port COM 2 RS
74. mages automatically source This folder contains source code for Linux kernel image Cross Compiler You can use the cross compiler to compile the ulmage and related applications gcc version is 4 4 4 09 06 2010 Image This folder includes the files as follows mkmmc linux sh script to make the Linux system SD card quickly B u boot bin 2 U boot image ulmage Linux kernel image And the ulmage is compiled from Chapter 3 1 2 5 Rootfs Root File System The Linux root file system is usually thought of in a tree structure The tree of the file system starts at the trunk or slash indicated by a forward slash This directory containing all underlying directories and files is also called the root directory or the root of the file system Directories that are only one level below the root directory are often preceded by a slash to indicate their position and prevent confusion with other directories that could have the same name When starting with a new system it is always a good idea to take a look in the root directory The main folders contained in rootfs are listed as follows E gt Common programs shared by the system the system administrator and the users 45 RSB 4210 User Manual 3 2 2 4 3 2 2 5 W boot gt The startup files and the kernel In some recent distributions also grub data Grub is the GRand Unified Boot loader and is an attempt to get rid of the many different boot lo
75. mand __u8 length u8 val ues All these transactions return 1 on failure you can read errno to see what happened The write transactions return 0 on success the read transactions return the read value except for read block which returns the number of values read The block buffers need not be longer than 32 bytes The above functions are all inline functions that resolve to calls to the i2c smbus access function that on its turn calls a specific ioctl with the data in a specific format Read the source code if you want to know what happens behind the Screens RSB 4210 User Manual 66 3 11 2 2 Implementation details For the interested here s the code flow which happens inside the kernel when you use the dev interface to I2C 1 2 Your program opens dev i2c N and calls ioctl on it as described in section C example above These open and ioctl calls are handled by the i2c dev kernel driver see i2c dev c i2cdev_open and i2c dev c i2cdev_ioctl respectively You can think of i2c dev as a generic 2 chip driver that can be programmed from user space Some ioctl calls are for administrative tasks and are handled by i2c dev directly Examples include 12C_SLAVE set the address of the device you want to access and 2 enable or disable SMBus error checking on future transactions Other ioctl calls are converted to in kernel function calls by i2c dev
76. n RSB 4210 Example 2 3 4 Type root login Type usr share QT demos embedded fluidlauncher Type fluidlauncher qws Then you can see the Fluidlauncher demo on the LCD panel RSB 4210 User Manual 54 Vector Deformation Figure 3 8 QT Fluidlauncher demo 3 8 2 2 Running Audio Demo Execute the following commands to run the Audio demo application on RSB 4210 1 Type root login 2 unit tests 3 aplay audio8k16S wav 4 Then you can hear the music from speaker head sets 3 8 2 3 Running Video Demo Execute the following commands to run the Video demo application on RSB 4210 1 root login 2 unit tests 3 Type gplay akiyo mp4 4 Then you can watch the video demo on the LCD panel Figure 3 9 Video demo 3 8 2 4 Running Photo Demo Execute the following commands to run the Photo demo application on RSB 4210 1 root login 2 Type cd tools 3 fbv Advantech JPG 4 Then you can see the photo demo on the LCD panel 55 RSB 4210 User Manual AD ANTECH Figure 3 10 Photo demo 3 8 2 5 Running Buzzer Testing Execute the following commands to test the buzzer function of RSB 4210 1 root login 2 tools 3 test_buzzer sh 4 Then you can hear the buzzer sound from RSB 4210 3 8 2 6 Running Memory Testing Execute the following commands to test the memory of RSB 4210 1
77. not used for a long time disconnect it from the power source to avoid damage by transient overvoltage Never pour any liquid into an opening This may cause fire or electrical shock Never open the equipment For safety reasons the equipment should be opened only by qualified service personnel If one of the following situations arises get the equipment checked by service personnel The power cord or plug is damaged BW Liquid has penetrated into the equipment W The equipment has been exposed to moisture E The equipment does not work well or you cannot get it to work according to the user s manual The equipment has been dropped and damaged The equipment has obvious signs of breakage RSB 4210 User Manual iv Contents Chapter Chapter 1 h ROM 2 1 2 2 1 Ets 2 c E 2 Hardware Specifications 3 Board Block Diagram oco tete e ntt 4 Figure 1 1 RSB 4210 Board Block Diagram 4 H W Installation 5 Development Kit H W 6 Figure 2 1 RSB 4210 Development Kit Assembly 7 21 1 RSB 4210 ParE A de i ett materi 8 2 1 2 7 LVDS LCD Module 1
78. ns that all other processes are blocked in the meantime In addition these drivers typically all differ slightly in the interface presented to the application stifling portability The SocketCAN concept on the other hand uses the model of network devices which allows multiple applications to access one CAN device simultaneously Also a single application is able to access multiple CAN net works in parallel The application first sets up its access to the CAN interface by initialising a socket much like in TCP IP communications then binding that socket to an interface or all interfaces if the application so desires Once bound the socket can then be used like a UDP socket via read write etc The following is a simple incomplete example that sends a packet then reads back a packet using the raw interface It is based on the notes documented in the Linux Kernel include lt can_config h gt include lt getopt h gt include lt libgen h gt 77 RSB 4210 User Manual include lt signal h gt include lt stdio h gt include lt stdlib h gt include lt string h gt include lt unistd h gt gt include lt limits h include lt net if h include lt sys ioctl h gt include sys socket h include lt sys types h gt include lt sys uio h gt include lt time h gt include lt sys time h gt include lt linux can h gt include lt linux can raw h gt extern int optind o
79. nt gpio export link struct device dev const char name unsigned gpio change the polarity of a GPIO node in sysfs int gpio 5 set active low unsigned gpio int value After a kernel driver requests a GPIO it may only be made available in the sysfs interface by gpio export The driver can control whether the signal direction may change This helps drivers prevent userspace code from accidentally clobbering important system state More detail please reference source linux 2 6 35 3 Documentation gpio txt RSB 4210 User Manual 62 3 10 3 GPIO Mapping Table 3 11 3 11 1 ROM 1210 RSB 4210 Logical Number Physical Number Logical Number Physical Number 1 149 1 176 2 148 2 148 3 147 3 147 4 33 4 33 5 175 5 224 6 176 6 225 7 226 7 226 8 227 8 227 9 228 9 228 10 229 10 229 11 230 11 230 12 231 12 231 13 232 13 232 14 233 14 233 15 234 15 234 16 235 16 235 17 236 17 236 18 237 18 237 19 238 19 238 20 239 20 239 Interface Device Reference Documentation 2 Usually i2c devices are controlled by a kernel driver But it is also possible to access all devices on an adapter from userspace through the dev interface You need to load module i2c dev for this Each registered i2c adapter gets a number counting from 0 You canexamine sys class i2c dev to see what number corresponds to which adapter Alternatively you can run i2cdetect l to obtain a f
80. on 00 INDEX for a list of what is contained in each file Setup Building Environment All instructions in this guide are for Ubuntu 10 04 LTS Please install the Ubuntu 10 04 LTS at your PC NB in advance When you got the RSB 4210 Linux source code package you can refer to the follow ing steps to unzip to your developing environment 1 RSB4210 Linux BSPtar gz package to your desktop Open Terminal utility Type 4sudo su Change to root authority Type user password Type cd Desktop Type tar xvf RSB4210 Linux BSP tar gz Unzip file Then you can see folder RSB4210 BSP on desktop Finish Advantech has written a script to setup the developing environment quickly You can refer to the following steps to setup your developing environment Open Terminal utility Type sudo su Change to root authority Type user password cd Desktop RSB4210_BSP scripts Type setenv sh To configure the developing environment automatically Then you can start to code the source code build images or compile applica tions gt 47 RSB 4210 User Manual 3 3 1 3 4 3 4 1 3 4 2 Setenv sh The script setenv sh is mainly used to configure the developing environment quickly It will configure the important folder paths for system and you can also add modify the setenv sh by yourself if you have added changed the folder paths The default code of
81. one y static const char default rtc dev rtcO0 int main int argc char argv 1 int i fd retval irqcount 0 unsigned long tmp data struct rtc time rtc tm const char rtc default rtc switch argc RSB 4210 User Manual 86 case 2 rtc FALLTHROUGH argv 1 case break default fprintf stderr usage return 1 fd open rtc O RDONLY if fd 1 perror rtc exit errno fprintf stderr Turn on update interrupts retval ioctl fd RTC_UIE_ON if retval 1 if errno fprintf stderr n Update goto test_READ n t t tRIC Driver Test rtctest rtcdev n Example n n ae one per second 0 IRQs not supported n perror RTC UIE ON ioctl exit errno fprintf stderr from reading s Counting 5 update 1 interrupts fflush stderr for i l 1 lt 6 i This read will block retval read fd amp data sizeof unsigned long if retval 1 perror read exit errno fprintf stderr fflush stderr 87 ore ae RSB 4210 User Manual fprintf stderr nAgain from using select 2 on dev ree fflush stderr for i21 i lt 6 i struct timeval tv 5 0 5 second timeout on select fd_set readfds FD ZERO amp readfds FD SET fd amp readfds The selec
82. onnector CN14 sese 22 Figure 2 18LVDS1 LCD Connector 22 Pin Header for CN15 sse 23 Figure 2 19Pin Header for Jtag 23 Wafer for SATA power 16 24 Figure 2 20Wafer for SATA power 24 Wafer for Power ON OFF CN17 seem 25 Figure 2 21Pin Header for Power 25 Ethernet LAN1 amp 2 Connector 18 26 Figure 2 22Ethernet LAN1 amp LAN2 Connector 26 Wafer for Coin Battery 19 26 Figure 2 23Wafer for Coin Battery 26 SIM Card slot CN20 sse 27 Figure 2 24SIM slot sse 27 Pin Header for Reset BTN1 27 Figure 2 25Pin Header for 27 Pin Header for Suspend SUS 1 28 Figure 2 26Pin Header for Suspend 28 Pin Header for Matrix Keypad 29 Figure 2 27Pin Header for Matrix Keypad
83. opment Kit Assembly 7 RSB 4210 User Manual 2 1 1 2 1 2 2 1 3 2 1 4 2 1 5 2 1 6 2 1 7 2 1 8 2 1 9 RSB 4210 Part A RSB 4210 is a cost effective low power and high performance SBC Single Board Computer without a heatsink geared to satisfy the needs for various industrial com puting equipments Based on Freescale i MX53 Processor ARM Cortex A8 architecture there are DDR3 iNAND flash and other main ICs RSB 4210 offers con venient connector layout simple assembly multiple common I Os and includes dual 10 100Mbps Ethernet three USB Universal Serial Bus 2 0 and five serial ports for easy system expansibility 7 LVDS LCD Module Part B1 The 7 0 inch Color TFT LCD Module with 4 wires resistive type touch sensor The module is designed with wide viewing angle wide operating temperature and long life LEDs backlight is well suited to be the display units for Industrial Applications LED driving board for backlight unit is included in this panel and the structure of the LED units is replaceable It s built in timing controller and LVDS interface The display sup ports the WVGA 800 H x 480 V screen format and 16 2 M colors RGB 24bits or 262 K RGB 18 bits selectable LCD Backlight Cable Part B2 The LVDS backlight cable connects RSB 4210 CN11 with the LCD backlight con nector of 7 LVDS LCD Module LVDS Cable Part B3 The LVDS cable connects RSB 4210 LVDSO connector CN8 with the LC
84. ormated list of all i2c adapters present on your system at a given time i2cdetect is part of the i2c tools package 2 device files are character device files with major device number 89 and a minor device number corresponding to the number assigned as explained above They should be called i2c d i2c 0 i2c 1 i2c 10 All 256 minor device numbers are reserved for i2c 3 11 2 C example To access an i2c adapter from a C program The first thing to do is include lt linux i2c dev h gt Please note that there are two files named i2c dev h out there one is distributed with the Linux kernel and is meant to be included from kernel driver code the other one is distributed with i2c tools and is meant to be included from user space programs You obviously want the second one here Now you have to decide which adapter you want to access You should inspect sys class i2c dev or run i2cdetect 1 to decide this Adapter numbers are assigned 63 RSB 4210 User Manual somewhat dynamically so you cannot assume much about them They can even change from one boot to the next Next thing open the device file as follows int file int adapter_nr 2 probably dynamically determined char filename 20 snprintf filename 19 dev i2c d adapter nr file open filename O_RDWR if file lt 0 ERROR HANDLING you can check errno to see what went wrong exit 1 When you have opened th
85. pterr optopt static void print usage char prg fprintf stderr Usage s lt can interface gt Options lt can msg gt n lt can msg gt can consist of up to 8 bytes given as a Space separated list n Options Mn i identifier IDCAN Identifier default 1 n T ues rtrsend remote request n xtendedsend extended frame n family FAMILYProtocol family default PF CAN t type TYPESocket type See man 2 socket default SOCK RAW p protocol PROTOCAN protocol default CAN RAW d n send message infinite times n loop COUNTsend message COUNT times n y verbosebe verbose Wn h helpthis help n R relayRelay Packet n T versionprint version information and exit Mn prg PF CAN SOCK RAW CAN RAW RSB 4210 User Manual 78 enum VERSION OPTION CHAR MAX 1 void sigalrm_fn int sig printf CAN Bus Error n exit 1 int main int argc char argv struct can_frame frame can id 1 struct ifreq ifr struct sockaddr can addr char interface int family PF CAN type SOCK RAW proto CAN RAW int loopcount 1 infinite 0 int s opt ret i rtr 0 extended 0 Relay 0 int verbose 0 unsigned char test pattern 8 struct option long options c4 c c o c
86. r for Battery Charger Board Power BAT_CN1 BAT_CN1 provides the power with battery charger board VIN_ADP is the voltage from adapter to battery charge board VIN is the voltage from battery charge board to RSB 4210 The pin assignment is shown as below Figure 2 32 Wafer for Battery Charger Board Power Pin Description Pin Description 1 VIN_ADP For Battery 2 VIN_ADP For Battery 3 GND 4 GND 5 VIN For RSB 4210 6 VIN For RSB 4210 33 RSB 4210 User Manual 2 2 28 Wafer for Battery Charger Board Control Signal BAT_CN2 BAT CN provides the I2C control signal with battery charger board The pin assign ment is shown as below DEEDEE T umm Figure 2 33 Wafer for Battery Charger Board Control Signal Pin Description Pin Description 1 3 3 STB 2 GND 3 I2C3 SCL BAT 4 N C 5 I2C3 SDA BAT 6 N C 7 Charger board 8 N C 2 2 29 USB OTG MINI AB Connector USB OTG1 The RSB 4210 has a single USB OTG mini AB port which can be used as a USB cli ent to link with PC or a USB host device For USB client applications users could upload or download files to any folder in Windows CE and create a synchronous folder between PC and RSB 4210 thru this connector For USB host applications users can connect with USB devices for example USB mouse and USB keypad Figure 2 34 USB OTG MINI AB Connector Pin Description Pin Description 1 5V 2 Data 3 Dat
87. ription Pin Description 1 CAN_D 2 CAN_D mm A A RSB RSB 4210 finm s 4210 RSB RSB RSB 4210 4210 4210 Figure 2 4 CAN Application DIO 3v3 PLUG 2 381mm Figure 2 5 Schematics of CAN on RSB 4210 RSB 4210 User Manual 12 2 2 3 Phoenix Connector for COM3 RS 485 CN3 RSB 4210 supports one RS 485 interface while CN3 is a phoenix connector for RS 485 Note For RS 485 applications the two ends of the cable will have a termina tion resistor connected across the two wires Without termination resis tors reflections of fast driver edges can cause multiple data edges that can cause data corruption Please refer to Figure 2 7 and Figure 2 8 to adding a termination resistor 120 ohms on your end device R289 of RSB 4210 default is 120 ohms to avoid this situation 5 RS485_TXD Figure 2 6 Phoenix Connector for COM3 RS 485 Pin Description Pin Description 1 RS485_TXD 2 RS485_TXD wo jm i uel RSB RSB RSB 4210 4210 4210 Figure 2 7 RS 485 Application R287 NL 10K RS465 TXD R289 120 854285 TXD R288 NU 10K 3v3 Figure 2 8 Schematics of RS 485 on RSB 4210 13 RSB 4210 User Manual 2 2 4 System Bus CN4 The RSB 4210 provides the system bus via 104 connector for extend device used The pin assignment is shown as below Fi
88. rld Application and Executing on 4210 cs 53 3 8 2 Running Pre installed Applications on RSB 4210 54 Figure 3 7 QT Demo 54 Figure 3 8 QT Fluidlauncher 55 Figure 3 9 Video demo 55 Figure 3 10Photo demo e a 56 Figure 3 11 Result of memory 5 56 VGA HDMI Configuration on RSB 4210 57 Figure 3 12Block diagram of video configuration on RSB 4210 57 3 91 iei eire eres tuae 57 Table 3 1 Output Resolution of RSB 4210 Auto Mode 57 3 9 2 Bypass Mode enean rig 57 Table 3 2 44 Built in Timings of RSB 4210 Bypass Mode 58 Table 3 3 Auto 5 59 Figure 3 13Change directory to configure 70 59 Figure 3 14Display all built in timing settings 59 Figure 3 15Bypass mode configuration 60 Figure 3 16Auto parameter 60 vii RSB 4210 User Manual 3 10 3 12 RSB 4210 User Manual GPIO mapping define 5 4210
89. rogram is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE See the GNU General Public License for more details include lt stdarg h gt include lt termio h gt include lt sys timeb h gt include lt pthread h gt include lt stdio h gt include lt string h gt include lt unistd h gt include fcntl h include lt signal h gt include lt errno h gt include lt stdlib h gt define DEFAULT_RATE 115200 unsigned int get_time void struct timeb tb unsigned int realNow 69 RSB 4210 User Manual void ftime amp tb realNow unsigned int tb time 4290 1000000 tb millitm 1000 return realNow static speed_t baudrate_map unsigned long b speed_t retval switch b case 110 retval B110 break case 300 retval B300 break case 1200 retval B1200 break case 2400 retval B2400 break case 4800 retval B4800 break case 9600 retval B9600 break case 19200 retval B19200 break case 38400 retval B38400 break RSB 4210 User Manual 70 ifdef dendif ifdef dendif ifdef dendif ifdef dendif ifdef dendif ifdef dendif ifdef case 57600 retval B57600 break case 115200 retval B115200
90. send NULL Uartsend NULL if ret lt 0 goto error ret pthread create amp p Uartread NULL Uartread NULL if ret lt 0 ret pthread join p Uartsend amp thread res goto error printf test begin press c to exit n while c c c getchar trun 0 ret pthread join p Uartsend amp thread res if ret 0 printf fail to stop Uartsend thread n printf tcount d n tcount i 5 while tcount gt recount amp amp i deg sleep 1 rrun 0 ret pthread join p Uartread amp thread res if ret 0 printf fail to stop Uartread threadMn printf rcount d n rcount error fclose furead RSB 4210 User Manual 76 close fd printf test exit Win return 0 More detail please reference source linux 2 6 35 3 Documentation serial tty txt 3 11 4 CAN bus CAN bus is a set of open source CAN drivers and a networking stack contributed byVolkswagen Research to the Linux kernel Formerly known as Low Level CAN Framework LLCF Protocole 4 CAN controllers CAN controller Typical CAN communication layers With SocketCAN left or conventional right Traditional CAN drivers for Linux are based on the model of character devices Typi cally they only allow sending to and receiving from the CAN controller Conventional implementations of this class of device driver only allow a single process to access the device which mea
91. sh 3 10 GPIO mapping define on RSB4210 3 10 1 What is a GPIO General Purpose Input Output GPIO is a generic pin on a chip whose behavior including whether it is an input or output pin can be controlled programmed through software It is a flexible software controlled digital signal They are provided from many kinds of chip and are familiar to Linux developers working with embedded and custom hardware Each GPIO represents a bit connected to a particular pin Board schematics show which external hardware connects to which GPIOs Drivers RSB 4210 User Manual 60 can be written generically so that board setup code passes such pin configuration data to drivers 3 10 2 Paths in Sysfs There are three kinds of entry in sys class gpio Control interfaces used to get userspace control over GPIOs WB GPIOs themselves and m controllers gpio chip instances That s in addition to standard files including the device symlink The control inter faces are write only sys class gpio export Userspace may ask the kernel to export con trol of a GPIO to userspace by writing its number to this file echo 19 gt export Will create a gpiol9 node for GPIO 419 if that s not requested by kernel code unexport Reverses th ffect of exporting to user space echo 19 unexport Will remove a gpiol9 node exported using the export file GPIO signals have paths like sys c
92. specific multihead kernel support The event codes are the same on all architectures and are hardware independent The devices are in dev input cfw r r 1 root root 13 64 Apr 1 10 49 event0 CrIW rI r 1 root root 13 65 Apr 1 10 50 eventl crw r r 1 root root 13 66 Apr 1 10 50 event2 Grw r r 1 root root 13 67 Apr 1 10 50 event3 And so on up to event31 3 Verifying if it works Typing a couple keys on the keyboard should be enough to check that a USB key board works and 1 correctly connected to the kernel keyboard driver Doing a cat dev input mouseO 13 32 will verify that a mouse is also emulated characters should appear if you move it You can test the joystick emulation with the jstest utility available in the joystick package see Documentation input joystick txt You can test the event devices with the evtest utility available in the LinuxConsole project CVS archive see the URL below 4 Event interface Should you want to add event device support into any application X svgalib lt vojtech ucw cz gt will be happy to provide you any help can Here goes a description of the current state of things which is going to be extended but not changed incompatibly as time goes You can use blocking and nonblocking reads also select on the dev input eventX devices and you ll always get a whole number of input events on a read Their layout is
93. stem SD storage card The description of RSB 4210_Linux_system_SD package contents mkmmc linux sh script to make the Linux system SD card quickly B u boot bin U boot image WB ulmage Linux kernel image rootfs Root file system include mk inand Note Please contact with your Advantech contact window if you need it RSB 4210 User Manual 44 3 2 2 3 2 2 1 3 2 2 2 3 2 2 3 Source Code Package RSB 4210 source code package contains many software components which are accessed by RSB 4210 products Some are developed by Advantech and some are developed in and by the open source community This package contains seven main folders cross compiler image logo mk inand rootfs scripts and source cross compiler image logo mk inand rootfs scripts source Figure 3 2 Contents of Source code package The description of RSB 4210 Linux Source Code package contents cross compiler This folder contains source code for cross compiler B image This folder contains the ulmage and the script for making Linux sys tem media automatically logo gt This folder contains Advantech logo mk inand Linux system files for onboard flash SATA disk booting used Including mkmmc linux sh mksata linux sh u boot bin ulmage sfdisk rootfs gt This folder contains source code for Linux file system B scripts gt This folder contains scripts for configure system and compile i
94. struct input event struct timeval time unsigned short type unsigned short code unsigned int value time is the timestamp it returns the time at which the event happened Type is for example EV REL for relative moment EV KEY for a keypress or release More types are defined in include linux input h code is event code for example REL X or KEY BACKSPACE again a complete list is in include linux input h value is the value the event carries Either a relative change for EV REL absolute new value for EV ABS joysticks or O for EV KEY for release 1 for keypress and 2 for autorepeat RSB 4210 User Manual 100 3 12 More detail please reference source linux 2 6 35 4 Documentation input input txt Backlight Adjustment The brightness of the display backlight can be adjusted in a range from 0 to 255 The value is exported as a virtual file in the sysfs under sys class backlight pwm backlight brightness It can be accessed using the standard file operations open read write and close Example 1 Reading and adjusting the current backlight brightness on the console root cat sys class backlight pwm backlight brightness 255 root echo 100 gt sys class backlight pwm backlight bright ness root cat sys class backlight pwm backlight brightness 100 Please note that this value is not persistent i e it gets lost when the device is reboo ted In order to change the brightness permanently
95. t will wait until an RTC interrupt hap pens retval select fd 1 amp readfds NULL NULL amp tv if retval 1 perror select exit errno This read won t block unlike the select less case above retval read fd amp data sizeof unsigned long if retval 1 perror read exit errno fprintf stderr d i fflush stderr irqcount t Turn off update interrupts retval ioctl fd RTC UIE OFF 0 if retval 1 perror RTC UIE OFF ioctl exit errno test_READ Read the RTC time date retval ioctl fd RTC RD TIME amp rtc tm if retval 1 perror RTC RD TIME ioctl exit errno fprintf stderr n nCurrent RTC date time is 02d 02d 02d n RSB 4210 User Manual 88 rtc_tm tm_mday 1900 rtc_tm tm_hour Set the alarm to rollover rtc_tm tm_sec 5 3f rtc tm tm tm tm rtc tm rtc tmn If rtc tm tm min tn tn rtc tm tm min rtc tm tm hour t if rtc_tm tm_hour tn rtc tn n n hour retval Tf ioctl fd 1 retva if fprintf stde n Alarm goto test PI RTC ALM 51 exit errno RTC_ALM_SET errno ENOTTY rtc_tm tm_mon 1 rtc_tm tm_year rtc_tm tm_min rtc_tm tm_sec 5 sec in the future and check for 60 0 24 0 amp rtc tm
96. tech P N Par A RSB 4210 P N RSB 4210CF A78AAE Part B1 Mie E LVDS 800x480 T S P N 96LEDK AO7OWV32RB1 Part B2 LCD Backlight Cable P N 1700019577 Part B3 LVDS Cable P N 1700014418 Part B4 Touch Cable P N 1700000194 Part C SQFlash SD Card SLC 2GB 40 85 C P N SQF ISDS2 2G ETE Part D SATA Power Cable P N 1700018785 Part E SATA Cable P N 1700004711 Part F USB Host Cable P N 1700019076 Part G Mini USB Client Cable P N 1700019077 Part H USB Type A Cable P N 1700019129 Part J Null modem cable P N 1700091002 Part K ADAPTER 100 240V 19V 3 42A P N 1757003734 3 pin Power Cord USA Standard Optional P N 1700001524 Part L 3 pin Power Cord Europe standard Optional P N 170203183C 3 pin Power Cord UK standard Optional P N 1702031804 Part M Speaker amp Audio Cables P N 1700019546 11 Part N1 Power Cable for Charger Board Optional P N 1700018394 Part N2 Signal Cable for Charger Board Optional P N 1700018395 Part N3 Charger Board Optional P N 969K073900E Part N4 Battery Optional P N 1760001 300 Part O1 8 8 Keypad Cable Optional P N 1703200180 Part O2 8 8 Keypad Optional P N 96969315 Part Q COM Port Cable P N 1700100250 Part R 232 Loopback P N 1654909900 Part S Terminal Block for CAN RS 485 P N 1652002209 RSB 4210 User Manual 6 Part Bl Part R b art S Part Q Part P Part N4 Xy J Figure 2 1 RSB 4210 Devel
97. tell the hardware watchdog that everything is in order and that the watchdog should wait for yet another little while to reset the system If userspace fails RAM error kernel bug whatever the notifica tions cease to occur and the hardware watchdog will reset the system causing a reboot after the timeout occurs The Simplest API All drivers support the basic mode of operation where the watchdog activates as soon as dev watchdog is opened and will reboot unless the watchdog is pinged within a certain time this time is called the timeout or margin The simplest way to ping the watchdog is to write some data to the device So a very simple watchdog daemon would look like this source file as below include lt stdio h gt include lt stdlib h gt include lt unistd h gt include fcntl h int main void int fd open dev watchdog O_WRONLY int ret 0 if fd 1 perror watchdog exit EXIT FAILURE while 1 ret write fd 0 1 if ret 1 ret 1 break sleep 10 close fd return ret 3 11 8 2 Magic Close feature If a driver supports Magic Close the driver will not disable the watchdog unless a specific magic character V has been sent to dev watchdog just before closing the file If the userspace daemon closes the file without sending this special character the driver will assume that the daemon and userspace in general died
98. the kernel configuration are the size of your screen in pixels XFree86 This is needed if you want to use your digitizer in X because its movement is sent to X via a virtual PS 2 mouse and thus needs to be scaled accordingly These values won t be used if you use a mouse only Mousedev will generate either 5 2 ImPS 2 Microsoft IntelliMouse or Explor erPS 2 IntelliMouse Explorer protocols depending on what the program reading the data wishes You can set GPM and X to any of these You ll need ImPS 2 if you want to make use of a wheel on a USB mouse and ExplorerPS 2 if you want to use extra up to 5 buttons C joydev Joydev implements 0 and v1 x Linux joystick api much like drivers char joystick joystick c used to in earlier versions See joystick api txt in the Documentation subdirectory for details As soon as any joystick is connected it can be accessed in dev input on Crw r r 1 root root 13 0 Apr 10 50 350 Crw r r 1 root root 13 1 Apr 10 50 351 Crw r r 1 root root 13 2 Apr 10 50 352 Crw r r 1 root root 13 3 Apr 10 50 js3 And so on up to js31 D evdev 99 RSB 4210 User Manual evdev is the generic input event interface It passes the events generated in the kernel straight to the program with timestamps The API is still evolving but should be useable now This should be the way for GPM and X to get keyboard and mouse events It allows for multihead in X without any
99. tly used only on for USB input devices future use say 2 5 2 6 is expected to expand to replace most of the existing input system which is why it lives in drivers input instead of drivers usb The centre of the input drivers is the input module which must be loaded before any other of the input modules it serves as a way of communication between two groups of modules A Device drivers RSB 4210 User Manual 96 These modules talk to the hardware for example via USB and provide events keystrokes mouse movements to the input module B Event handlers These modules get events from input and pass them where needed via various interfaces keystrokes to the kernel mouse movements via a simulated PS 2 interface to GPM and X and so on 3 11 10 2Simple Usage For the most usual configuration with one USB mouse and one USB keyboard you ll have to load the following modules or have them built in to the kernel input mousedev keybdev usbcore uhci_hcd or ohci_hcd or ehci_hcd usbhid After this the USB keyboard will work straight away and the USB mouse will be available as a character device on major 13 minor 63 CrW r r 1 root root 1 35 63 Mar 28 22 45 mice This device has to be created The commands to create it by hand are cd dev mkdir input mknod input mice c 13 63 After that you have to point GPM the textmode mouse cut amp paste tool and XFree to this device to use it GPM should be called
100. ts major functions include all system required shell commands and driver ready for RSB 4210 platform Advantech Linux package does not offer developing environ ment User can develop it under an Ubuntu environment There are three major boot components for Linux u boot bin ulmage and File System The u boot bin is for initial peripheral hardware parameter The ulmage is the Linux kernel image And the File System is for Linux O S used The system will not boot into Linux environment successfully if one of these files is not exist on booting media SD storage card or onboard flash The purpose of this chapter is to get you going with developing software for the RSB 4210 on a Linux development host only Note All instructions in this guide are for Ubuntu 10 04 LTS At this time it is E 1 the only supported Linux host distribution for development Note The u boot bin file has been installed on NOR flash of RSB 4210 as default E Package Content There are two kinds of Linux package for RSB 4210 One is for making Linux system SD storage card and another is source code package Package for Making Linux System SD Storage Card RSB 4210 supports booting from SD storage card Users can use this package to make a Linux system SD storage card The package contains mkmmc linux sh u boot bin ulmage and rootfs folder rootfs mkmmc linux sh u boot bin ulmage Figure 3 1 Contents of package for making Linux sy
101. uct a fully completed Repair and Replacement Order Card and a photocopy proof of purchase date such as your sales receipt in a shippable container A product returned without proof of the purchase date is not eligible for warranty service 5 Write the RMA number visibly on the outside of the package and ship it prepaid to your dealer Part No 2062421011 Edition 1 Printed in Taiwan September 2012 RSB 4210 User Manual ii Packing List Before setting up the system check that the items listed below are included and in good condition If any item does not accord with the table please contact your dealer immediately RSB 4210 P N RSB 4210CF A78AAE m 7 LED PANEL 320N 4WR T S 800X480 G 97G070V1NOF 2 P N 96LEDK A070WVS32RB1 LCD Backlight Cable P N 1700019577 LVDS Cable P N 1700014418 Touch Cable P N 1700000194 SQFlash SD Card SLC 2G 2CH 40 85 C P N SQF ISDS2 2G ETE A CABLE SATA 15P 1 4P 2 5 35cm for AIMB 213 P N 1700018785 M Cable SATA 7P SATA 7P 8CM C R 180 180 P N 1700004711 Mini USB Host Cable P N 1700019076 Mini USB Client Cable P N 1700019077 USB Type A Cable P N 1700019129 ADAPTER 100 240 V 65 W 19 V 3 42 A 9NA0651256 P N 1757003734 A Cable 2 8P 2 0 SPEAKER 2 DC JACK 3 40CM P N 1700019546 11 F Cable IDE 2 10P 2 0 D SUB 9P M 25CM P N 1700100250 Terminal connector 9P Female P N 1654909900 DVD ROM for RSB 4210 Evaluation Kit P N 2062421011 RS 232 and RS 485 cable
102. uencies 128Hz 256Hz 8192H are only allowed for root for tmp 2 tmp lt 64 tmp 2 retval ioctl fd RTC IRQP SET tmp if retval 1 not all can change their periodic IRQ rate if errno ENOTTY fprintf stderr RSB 4210 User Manual 90 n Periodic IRQ rate is fixed n goto done perror RTC SET ioctl exit errno fprintf stderr nsldHz t tmp fflush stderr Enable periodic interrupts retval ioctl fd RTC PIE ON 0 if retval 1 perror RTC PIE ON ioctl exit errno for 1 1 i lt 21 i This blocks retval read fd amp data sizeof unsigned long if retval 1 perror read exit errno fprintf stderr d i fflush stderr irqcountt Disable periodic interrupts retval ioctl fd RTC PIE OFF 0 if retval 1 perror RTC PIE OFF ioctl I exit errno done fprintf stderr n n t t t Test complete n close fd return 0 More detail please reference source linux 2 6 35 3 Documentation rtc txt 91 RSB 4210 User Manual 3 11 8 WatchDog 3 11 8 1 Usually an userspace daemon will notify the kernel watchdog driver via the dev watchdog special device file that userspace is still alive at regular intervals When such a notification occurs the driver will usually
103. ure 2 38Box Header for LINE OUT LINE IN MIC IN and L amp R Speakers 37 D Sub9 Connector for COM2 RS 232 TX RX RTS CTS COM1 38 Figure 2 39D Sub9 Connector for COM2 RS 232 TX RX RTS vi Chapter 2 3 3 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 38 2 2 35 DC IN Power Jack DCIN1 39 Figure 2 40DC IN Power Jack 39 2 2 36 SD Card Slot 5 1 39 Figure 2 41SD card Slot 39 Mechanical 40 2 3 1 Connector 40 Figure 2 42RSB 4210 Connector Position Top 40 Figure 2 43RSB 4210 Connector Position Bottom 40 2 3 2 RSB 4210 Board Dimension 41 Figure 2 44RSB 4210 Board Dimension 41 Software Functionality 43 ET 44 Package Content eiie cbe tecti erede 44 3 2 1 Package for Making Linux System SD Storage Card 44 Figure 3 1 Contents of package for making Linux system SD stor age CANO Met Lm 44 3 2 2 Source Code Package 45 F
104. vers are required return more information about the system some do temperature fan and power level monitoring some can tell you the reason for the last reboot of the system The GETSUPPORT ioctl is available to ask what the device can do struct watchdog info ident ioctl fd WDIOC GETSUPPORT amp ident the fields returned in the ident struct are identity a string identifying the watchdog driver firmware version the firmware version of the card if available options a flags describing what the device supports WDIOF OVERHEAT Reset due to CPU overheat The machine was last rebooted by the watchdog because the thermal limit was exceeded WDIOF FANFAULT Fan failed A system fan monitored by the watchdog card has failed WDIOF_EXTERN1 External relay 1 External monitoring relay source 1 was triggered Controllers intended for real world applications include external monitoring pins that will trigger a reset WDIOF_EXTERN2 External relay 2 External monitoring relay source 2 was triggered RSB 4210 User Manual 94 WDIOF_POWERUNDER Power bad power fault The machine is showing an undervoltage status WDIOF CARDRESET Card previously reset the CPU The last reboot was caused by the watchdog card WDIOF POWEROVER Power over voltage The machine is showing an overvoltage status Note that if one level is under and one over both bits will be set this may seem odd but makes sense WDIOF KEEPALIVEPING Keep alive ping reply
105. w ing steps to make a Linux system SD storage card for booting and Advantech has written a script mkmmc linux sh to help you to build the ulmage quickly Open Terminal utility Type 4sudo su Change to root authority Type your password Insert one SD card to your developing computer Type h to check the SD card code name EX dev sdf Type cd Desktop RSB4210_BSP image ourwn gt 51 RSB 4210 User Manual 3 6 2 3 6 3 3 7 7 Type mkmmc linux sh dev sdf u boot bin ulmage rootfs 8 Type y Start to copy files waiting few minutes until it shows Done 9 Finish Then insert the Linux system SD storage card to CN41 of RSB 4210 and it will boot into Linux environment when powering up the device Booting from Onboard Flash Another way to boot up RSB 4210 is through onboard flash which can be realized with the following steps Besides the script mkmmc linux sh will be helpful to build the ulmage in an efficient way 1 Refer to Chapter 3 4 1 to make a Linux system SD storage card To demount SD card from File Browser and remove it Insert this Linux system SD card to RSB 4210 and boot into Linux On RSB 4210 platform type root login On RSB 4210 platform type mk inand On RSB 4210 platform type sh mkmmc linux sh dev mmcblkO u boot bin ulm age rootfs tar gz 7 On RSB 4210 platform type y Start to copy files waiting a few minutes until it shows Done 8 Power off an

Download Pdf Manuals

Related Search

Related Contents

WFH 600 - WORK PRO Audio  Le télécharger  técnicos  Targus Pulse  471 - Comtec  AV接着剤90（54KB）  METABO SRT 17 /4 User's Manual  Home Decorators Collection 1296400880 Use and Care Manual  PDFユーザーガイドダウンロードは - お客さまサポート 海外携帯電話の  PQ2FADS-ZU Users Manual - Freescale Semiconductor  

Copyright © All rights reserved. Failed to retrieve file