GESBC-9302 User`s Manual
Contents
1. DSR Version 0 2 Page 12 of 25 21 Sep 06 GESBC 9302 User s Manual 7 RTS 8 CTS 9 RNA _Table 3 J P6 UART2 connector Pin Number Signal Name 1 RX 2 TX 3 GND Ethernet The GESBC 9302 Single Board Computer is shipped with support for a complete Ethernet interface The EP9302 contains a MAC subsystem that is compliant with the ISO TEC 802 3 topology for a single shared medium with several stations The Media Access Controller MAC within the EP9302 supports 1 10 100 Mbps transfer rates and interfaces to industry standard physical layer devices The GESBC 9302 is shipped with the Cirrus Logic CS8952 CrystalLan 100Base X 10Base T Transceiver device which along with a RJ45 connector provides the physical layer interface The CS8952 features include the following Single Chip 802 3 Physical Interface IC e Adaptive Equalizer Provides Extended Length Operation e Extremely Low Transmit Jitter 400ps Low Common Mode Noise e Six LED Drivers for Status Information SPI bus The GESBC 9302 Single Board Computer is shipped with a SPI expansion bus header for peripheral expansion The signal designation is listed in the following table Table 4 J 11 SPI connector 1 SFRM 2 SSPRX 13 GND 4 SCLK 5 GND 6 SSPTX Version 0 2 Page 13 of 25 21 Sep 06 GESBC 9302 User s Manual On chip A D The GESBC 9302 Single Board Computer is shipped with a 5 channel 12 bit on chip A D con2. RedBoot uses a serial console for its input and output The default serial port setting is 57600 8 N 1 It also supports the built in Ethernet port and a flash file system and general flash programming The board is shipped with Redboot pre installed Please refer to Download Utility section for instructions to reload Redboot Please refer to documents at ECOS website http ecos sourceware org regarding how to rebuild Redboot Loading Linux Kernel and root File System The Redboot boot loader provides two ways to load Linux kernel and file system into FLASH memory by Ethernet network and TFTP server or serial connection The network connection method provides fast loading but if not available serial port connection method can be used After power on the GESBC 9302 board the following message should be shown on the terminal console on the host PC connected to the GESBC 9302 board FLASH configuration checksum error or invalid key EP93xx no EEPROM static ESA or RedBoot config option No network interfaces found ROMRAM 07 39 29 Dec RedBoot tm bootstrap and debug environment Non certified release version v2_0 built 18 2004 ale cest Platform Cirrus Logic EDB9301 Board ARM920T Rev A Copyright C 2000 2001 2002 Red Hat Inc RAM 0x00000000 0x04000000 available A slightly different message will be displayed if the FLASH memory has been initialized
3. external interfaces to SPI and I2S Audio A two port USB host and two UARTS are included as well The list below summarizes the features of the GESBC 9302 200MHz Processor Core ARM920T with MMU MaverickCrunch Math Engine MaverickKey Security 32M SDRAM 4 16M FLASH Ethernet Media Access Controller EMAC 5 channel 12 bit Analog to Digital Converter ADC Universal Asynchronous Receiver Transmitters UARTs with RS 485 Support 2 USB Host Port Real Time Clock Hardware Debug Interface Version 0 2 Page 4 of 25 21 Sep 06 GESBC 9302 User s Manual Figure 1 below show a picture of the GESBC 9302 Single Board Computer Sop rs um Tie THEE ES r mi H Figure 1 GESBC 9302 Single Board C omputer EP9302 The GESBC 9302 is shipped with the Cirrus Logic EP9302 processor For more information regarding the EP9302 processor please see the EP9302 datasheet SDRAM The GESBC 9302 is shipped with 32MBytes of SDRAM FLASH The GESBC 9302 is shipped with 4MBytes of asynchronous Intel Strata Flash USB The GESBC 9302 is shipped with two USB host connections UART 1 The GESBC 9302 is shipped with a 9 pin interface UART 2 The GESBC 9302 is shipped with the 3 wire UART 2 interface Version 0 2 Page 5 of 25 21 Sep 06 GESBC 9302 User s Manual Ethernet The GESBC 9302 is shipped with a complete physical and MAC subsystem that is compliant with the ISO TEC 802 3 topology for a single shared medium
4. format FLASH image system continue y n y Initialize FLASH Image System Warning device contents not erased some blocks may not be usable Erase from 0x607c0000 0x60800000 Program from 0x03fbf000 0x03fff000 at 0x607c0000 RedBoot gt Version 0 2 Page 19 of 25 21 Sep 06 GESBC 9302 User s Manual Load Root File System The default configuration of GESBC 9302 is using part of SDRAM as RAM disk for Linux root file system The ramdisk image must be stored in the on board FLASH memory and loaded by Redboot for the Linux kernel The image must be loaded into dynamic memory before it can be stored in the on board FLASH memory To load the ramdisk file to SDRAM enter the following commands at the terminal console load v r b 0x800000 h tftp host ip ramdisk file name where v verbose r binary format b base address in memory for serial port download the command is load v r b 0x800000 m ymodem Immediately after entered the above serial download command start Y Modem transfer on the terminal program the download process should start The above commands will load ramdisk file into on board SDRAM To store the image into non volatile FLASH memory use the following command fis create b 0x800000 1 ramdisk file length ramdisk file name where b is the memory base address l is the ramdisk size It can be calculated by subtracting the end address fro
5. shown by hooking up a user supplied USB device Ethernet Interface Ethernet is automatically detected by the Linux kernel and a DHCP client will try to lease network address from connected DHCP server Download Utility The download utility provides the user with a tool for programming the flash memory on the GESBC 9302 with a binary image The following procedure will allow in circuit programming of the flash memory via the EP9302 processor 1 Power the board off 2 Connect null modem serial cable to UARTI 3 Set jumper 2 to connect pin 1 and 2 JP2 factory default is pin 2 and 3 4 Stop any program that might use the serial port that is connected to GESBC 9302 5 Run download utility assuming download win exe located in same directory as binary image download win binary image filename bin 6 Waiting for board to wake up message is displayed 7 Power the board on Version 0 2 Page 17 of 25 21 Sep 06 GESBC 9302 User s Manual 8 Messages displayed regarding erasing then programming the flash 9 Successfully programmed binary_image_filename bin message displayed upon programming completion 10 Power the board off 11 Install jumper on pin 2 and 3 of JP2 12 Power the board on Redboot RedBoot provides a simple interface for loading operating systems and applications onto the GESBC 9302 board It can also serve as a debug platform for standalone programs using the GDB stub that is built into RedBoot
6. 0 MHz System Bus MaverickCrunch Math Engine MaverickKey Security Features 32 bit SDRAM Interface Up To 4 Banks 32 16 bit SRAM FLASH ROM Interface Serial EEPROM Interface 10 100 Mbps Ethernet MAC Two UARTs Two port USB Host 5 channel 12 bit ADC SPI Port Serial Audio Interface JT AG Interface More detailed information regarding the EP9302 processor can be found at WwW cirrus com and on the enclosed disk Version 0 2 Page 10 of 25 21 Sep 06 GESBC 9302 User s Manual SDRAM The EP9302 features a unified memory address model where all memory devices are accessed over a common address and data bus The EP9302 can support a minimum of 1 to a maximum of 4 banks of 32 bit 66 or 100 MHz SDRAM Additionally the GESBC 9302 supports 32 SDRAM density The K4556132 SDRAM manufactured by Samsung is a part that matches this requirement The features of the Samsung SDRAM include the following e JEDEC Standard 3 3V Power Supply e LVTTL Compatible with Multiplexed Address e 4 Bank Operation e MRS Cycle with Address Key Programs e CAS Latency of 2 Or 3 e Burst Length of 1 2 4 8 and Full Page e Burst Type of Sequential and Interleave e All Inputs Are Sampled on Rising Edge of Clock e DQM for Masking e Auto and Self Refresh e 64ms Refresh Period Version 0 2 Page 11 of 25 21 Sep 06 GESBC 9302 User s Manual FLASH As previously stated the EP9302 features a unified memory address architecture T
7. 02 Linux Code 5 25 n tti e rudi eda beo o d dde 17 Download Uta ba p sei po oboe austin qd Meis claves 17 RCC D OO epe REN 18 Loading Linux Kernel and root File System een 18 Chapter 5 Development Tools eI its 21 OVV EW st aldo El ed 21 Linux Development Tool Ch sra lies 21 Native Application Development Over NFS sese 23 Chapter 6 Troubleshooting si 24e deo EE a GA Rai a E DEEE a 25 Version 0 2 Page 2 of 25 21 Sep 06 GESBC 9302 User s Manual List of Tables Table 1 System configuration epe im eed 9 Table 2 P1 UART 1 connectoren in a a een nmn nmn nenne essen nnns nenne nan 12 Table 3 JP6 DART2 COnneCtOE uit iere ratto Mob dde Po Cot tes ais 13 Table 4J T1 SP Ecomector atada iii IR ES 13 Table 5 JP3 On chip A D Converter ninas 14 Table 6 J1 GPIO T cOMMECtO taria 14 Table 7 J2 GPIO 2 conectori e eee ne n nnne nme enne esee nnne esee n nnus 14 Table 8 JP5 JTAG connector c cc ceeessssssscccccccccaeceassseescccecsseeseecasssseseceeeeeeeseseuuuanssnnees 15 Table 9 J30 Optional A D and D A comnector cccooocccnonononcnnonancnnnnnnnnnnnnnnnnnnnnanancnnnnnnnno 15 Table 10 J7 Power supply Conector oec id Face aecenas en ds 16 Version 0 2 Page 3 of 25 21 Sep 06 GESBC 9302 User s Manual Chapter 1 Introducing the GESBC 9302 Single Board Computer GESBC 9302 Overview The GESBC 9302 a low cost compact sized single board computer based on Cirrus Logic EP9302 processor With a l
8. 05 07 19 12 30 0000 multi call binary Please press Enter to activate this console BusyBox v1 00 2005 07 19 12 30 0000 Built in shell ash Enter help for a list of built in commands E ly Connected 0 02 23 ANSIW reooen t SRo caes uum capture Pant echo A Please see Chapter 4 Software Description for more detail regarding the software functionality Version 0 2 Page 8 of 25 21 Sep 06 GESBC 9302 User s Manual Configurations Jumpers are used to configure the GESBC 9302 to operate in different mode The following table lists all the settings for each jumper Table 1 System configuration CN HN NRI Boot mode connect pin and 2 serial boot connect pin 2 and 3 flash boot 5 JATG open reset signal disabled closed reset signal enabled SWI Reset switch header LED3 Power indicator LED header Version 0 2 Page 9 of 25 21 Sep 06 GESBC 9302 User s Manual Chapter 3 GESBC 9302 Function Blocks EP9302 The GESBC 9302 Single Board Computer uses the Cirrus Logic EP9302 as the core processor on this development board The top level features of EP9302 processor are the following ARM920T RISC Core Processor 200 MHz 200 MIPS Performance 16 Kbyte Instruction Cache 16 Kbyte Data Cache Linux and Windows CE enabled MMU o Note Cirrus Logic to supply either a Linux port or a Windows CE port including the respective board support package BSP 10
9. C ECOL n IIS COS GESBC 9302 User s M anual Embedded Single Board Computer GESBC 9302 User s Manual Table of Contents Chapter 1 Introducing the GESBC 9302 Single Board Computer 4 GESBC 0302 Overview c dde coe aed reat ere d dc ded doe ou ee Rad tetas 4 Advanced Featur s obe im pev b deed episc ene ee te iubes Dota aedes etae ESE 4 EROS 02 cisess 5 SORA Misa lata a Aa NAAR 5 FEAS H NES 5 USB EAE E E E A a TM 5 CARTA A saa esta AA ERRES 5 A E A N EE AE A E E 5 ECV TIN Cc Le 6 Chapter 2 Getting Started venid ida a 6 Assembly and GOnDDCHOnRS eiu on ee EO da 6 A treu ue ode t osa eina nas issu tutes pou cedet tu dT T Contisurations i eed pedo Eers rinnas ea teilte dad tele oe uec tue Loire 9 Chapter 3 GESBC 9302 Function Blocks eene 10 pom S 10 SPRAM S Sesto nce sos efe ey Ges indt statt intcr es eee seen ss 11 BUNS A S Lo dete tiae src E t te ud mesa SC T 12 A e mast in vbt bos AS c ties tesi A dita E dasa ncu tud es LAN Ces 12 UART 1 nd 2355 oen IRGEND 12 Ethetnet ls 13 SPL BUS o otov ob indi ebd HIR SEU 13 euren UD oss ERR 14 SPIO uM RR 14 A E E AAE A AA AREE 15 Optional A D and DIA its rope be e i ala ie o c e E ares 15 Power Requirements o eed bete qe Ae eke 16 Chapter 4 Software Description essere E pro obtestor tati EP s RA 17 Tcu m 17 GESBC 93
10. and programmed before Version 0 2 Page 18 of 25 21 Sep 06 GESBC 9302 User s Manual FLASH 0x60000000 0x60400000 16 blocks of 0x00040000 bytes each RedBoot gt It s possible to use bootp of Redboot to acquire network address automatically For situation it is not available the following procedure can be used to configure a static IP address for the SBC RedBoot gt fconfig Run script at boot true Boot script Enter script terminate with empty line gt gt fis load ramdisk gt gt fis load zImage gt gt exec r 0x800000 s 0x300000 gt gt Boot script timeout 1000ms resolution 1 Use BOOTP for network configuration false Gateway IP address Local IP address 192 168 0 112 Local IP address mask Default server IP address DNS server IP address Set eth0 network hardware address MAC true ethO network hardware address MAC 0x00 0x00 0x00 0x00 0x80 0x21 GDB connection port 9000 Force console for special debug messages false Network debug at boot time false Update RedBoot non volatile configuration continue y n y Erase from 0x60780000 0x60781000 Program from 0x03fbe000 0x03fbf000 at 0x60780000 RedBoot The Redboot FLASH file system must be initialized in order to store data in the FLASH file system The following procedure is used to initialize the Redboot FIS RedBoot fis init About to initialize
11. arge peripheral set targeted to a variety of applications the GESBC 9302 is well suited for industrial controls digital media servers audio jukeboxes thin clients set top boxes point of sale terminals biometric security systems and GPS devices will benefit from the EP9302 s integrated architecture and advanced features Advanced Features The heart of the GESBC 9302 is the EP9302 which is the one in a series of ARM920T based processors The ARM920T microprocessor core with separate 16 Kbyte 64 way set associative instruction and data caches is augmented by the MaverickCrunch co processor This enables faster than real time compression of audio CDs The proprietary MaverickKey unique hardware programmed IDs provide an excellent solution to the growing concern over secure Web content and commerce MaverickKey IDs can also be used by OEMs and design houses to protect against design piracy by presetting ranges for unique IDs The EP9302 is a high performance low power RISC based device built around a single ARM920T microprocessor core The ARM920T on the EP9302 functions with a maximum operating clock rate of 200MHz and a power usage between 100mW and 750mW dependent upon clock speed The ARM core operates from a 1 8V supply while the I O operates at 3 3V The low power consumption makes it an idea platform for battery operated applications A high performance 1 10 100 Mbps Ethernet Media Access Controller EMAC is included along with
12. equirement The GESBC 9302 Single Board Computer requires regulated 5v DC Table 10 J 7 Power supply connector 1 2 5V DC GND Version 0 2 Page 16 of 25 13 DIO2 4 DIO3 5 VDD5 6 DGND 7 AINO 8 AINI 9 AIN2 10 AIN3 11 AIN4 12 AINS 13 AIN6 14 AIN7 15 AGND 16 AGND Ez AOUTO 18 AOUTI 19 AOUT2 20 AOUT3 21 Sep 06 GESBC 9302 User s Manual Chapter 4 Software Description Overview This chapter provides information regarding the software that is shipped with the GESBC 9302 Board The software included with the board is Linux with a few test applications and network utilities The Linux software provides the user with the ability to test some of the subsystems on the GESBC 9302 board The download utility provides a means to program a binary image into the flash memory on the GESBC 9302 GESBC 9302 Linux Code The pre programmed software provides the user with the opportunity to test some of the subsystems on the GESBC 9302 via Linux This software is programmed into the system FLASH located on the board prior to shipment The binary image of the shipped code is included on the CD that ships with the board Serial Port Interface The functionality of the serial interface can be demonstrated by looking at the debug messages while the system boot ups and operates The setting for the serial interface is described in chapter 2 USB Interface The functionality of the USB interface can be
13. flow control 6 Connect the board to a local area network optional Version 0 2 Page 6 of 25 21 Sep 06 GESBC 9302 User s Manual Operation The startup procedure for the GESBC 9302 is straightforward First the connection of the power harness is required Second the null modem serial interface cable must be connected to the UARTI connector Third connect the GESBC 9302 to a network that has Internet access It is recommended that all other cables be tested to determine they are properly seated A few seconds after applying power to the GESBC 9302 debug information will be displayed on the terminal program The following figure shows what this should look like Version 0 2 Page 7 of 25 21 Sep 06 GESBC 9302 User s Manual I soe File Edit View Call Transfer Help Dis al 3 sole hub c USB hub found hub c 3 ports detected Initializing USB Mass Storage driver usb c registered new driver usb storage USB pe Storage support registered NET4 Linux TCP IP 1 0 for NET4 0 IP Protocols ICMP UDP TCP IP routing cache hash table of 512 buc kets 4Kbyt TCP Hash tables configured established 2048 bind 2096 NET amp Unix domain sockets 1 0 SMP for Linux NET4 0 NetWinder Floating Point Emulator 97 double precision RAMDISK Compressed image found at block 0 length error lt 6 gt Freeing initrd memory 164K VFS Mounted root ext filesystem Freeing init memory init started Busub x v1 00 20
14. he EP9302 can support either NAND or NOR types of non volatile flash memory for program code storage The GESBC 9302 is shipped with 4 Mbytes of flash memory which is provided by Intel E28F320J3A Strata FLASH memory device The Intel Strata Flash memory device features include the following e 150ns Initial Access Speed e 25 ns Asynchronous Page Mode Reads e 32 Byte Write Buffer e Program and Erase Suspend Support e Flash Data Integrator Common Flash Interface Compatible e 128 bit Protection Register e 64 Bit Unique Device Identifier e 64 Bit User Programmable OTP Cells e Absolute Protection with VPEN Tied to Ground e Individual Block Locking e High Density 32 Kbyte Blocks USB The GESBC 9302 Single Board Computer provides two USB host connections The EP9302 USB host controller is configured for two root hub ports and features an integrated transceiver for each port The EP9302 integrates two USB 2 0 Full Speed host ports These ports are fully compliant to the OHCI USB 2 0 Full Speed specification 12 Mbps The controller complies with the OHCI specification for USB Revision 1 1 The USB ports are brought out by a standard double deck USB type A connector UART 1 and 2 The GESBC 9302 Single Board Computer is shipped with 2 3 wire UART interface The UART 1 interface is provided via a standard DB 9 connector The signal designation is listed in the following tables Table 2 P1UART1 connector 3 TX 4 DTR E GND 6
15. in the same row If the problem persists contact Glomation Version 0 2 Page 25 of 25 21 Sep 06
16. m the base address from the Redboot response when loading the ramdisk file The ramdisk file name can be any arbitrary name To verify the image has been stored correctly in the FLASH memory use the following command fis list Load Linux Kernel The kernel image must be loaded into dynamic memory before it can be stored in the on board FLASH memory To load Linux kernel issue the following command at the terminal console connected to the GESBC 9302 board The host computer should have tfpt server running and Linux kernel and file system file stored in the tftp root directory Version 0 2 Page 20 of 25 21 Sep 06 GESBC 9302 User s Manual load v r b 0x80000 h host ip address kernel image name where y verbose r binary format b base address in memory The above command will load Linux kernel image file into on board SDRAM To store the image into non volatile FLASH memory use the following command fis create b 0x80000 1 kernel image length kernel image name where b is the memory base address is the kernel image size It can be calculated by subtracting the end address from the base address from the Redboot response when loading the kernel image file The kernel image name can be any arbitrary name To verify the image has been stored correctly in the FLASH memory use the following command fis list Multiple kernel images or root file systems can be stored in the on board FLASH
17. memory when memory space permits Chapter 5 Development Tools Overview This chapter provides a brief introduction to development tools that are available for the EP9302 System on a Chip processor The central processing core on the EP9302 is a 200 MHz ARM920T processor The ARM920T RISC processing core is supported through various toolsets available from third party suppliers The typical toolset required for the code development is a compiler assembler linker and a source level code debugger Code debugging is supported via the on chip JTAG interface Linux Development Tool Chain The Linux development tool chain is included in the CD ROM come with the GESBC 9302 board A host PC running Linux operating system is required to run the development tools This guide assumes user had basic Linux or Unix application development knowledge Version 0 2 Page 21 of 25 21 Sep 06 GESBC 9302 User s Manual Host Computer Requirement The host PC should run Redhead SuSe or other Linux distribution a RS 232 serial port at least 500MB free disk space and a terminal program such as minicom Hardware Connection A null modem cable is required to connect GESBC 9302 to the host computer Install Linux Development Tool Chain The ARM Linux Development Tool chain can be installed in any directory on the host system The following example uses usr local arm as the installing directory for the ARM Linux Development Tool Chain 1 Create the
18. ped with a 20 pin JTAG connector The JTAG provides the user with the ability to debug system level programs The signal designation is listed in the following table Table 8 J P5J TAG connector VDD33 VDD3 3 5 TRST C A AS GND 5 TDI 6 GND 7 TMS E GND 9 TCK 10 GND 11 TCK 12 GND 13 TDO 14 GND 15 RESET 16 GND 17 NC 18 GND 19 NC 20 GND Optional A D and D A The GESBC 9302 Single Board Computer provides support for optional 12 bit 8 channel A D and 4 channel 12 bit D A The A D is provided by TI ADS7870 which is a 12 bit 8 channel analog to digital converter with programmable gain amplifier It also provides 4 programmable digital I O The maximum sampling rate of ADS7870 is 100 ksps The 8 single ended analog inputs can be also configured as 4 pairs of differential input channels The optional D A is provided via TI DAC7554 which is a voltage output 12 bit 4 channel digital to analog converter The A D and D A interface is provided via a 2x10 2 54mm header The signal designation is listed in the following table Table 9 J 30 Optional A D and D A connector Pin Number Signal Name Pin Number Signal Name 1 2 DIOO DIO1 The EP9301 02 user guide does not provide clear documentation on the bit for port H Please refer to page 145 of EP9315 user guide for Port H configuration bit Version 0 2 Page 15 of 25 21 Sep 06 GESBC 9302 User s Manual Power R
19. should compile without error and the image file will be created Native Application Development Over NFS The network file system NFS can be used to do native kernel application development The include Debian based file system contains native compiler debugger for ARM processor and many other utilities for fast application development The following steps outline the general procedure of mounting NSF on GESBC 9302 board 1 Create a directory on server computer to house the file system for GESBC 9302 2 Unpack the included file system zip file in the newly created directory tar jxf you CD ROM path gt debian arm cirrus tar bz2 3 Change the NFS server configuration to include the directory 4 Power up GESBC 9302 and press CTRL C at the terminal connected to the GESBC 9302 to stop the default redboot boot script Load the on board kernel image from FLASH memory fis load zlmage 5 Start the Linux operating system by typing exec c rootz dev nfs nfsrootz server IP address NFS directory ip dhcp console ttyAM 0 Version 0 2 Page 23 of 25 21 Sep 06 GESBC 9302 User s Manual The system is now ready to use for application development Version 0 2 Page 24 of 25 21 Sep 06 GESBC 9302 User s Manual Chapter 6 Troubleshooting This chapter provides Troubleshooting information Search the entries in the Problem column in order to find the item that best describes your situation Then perform the corrective action
20. tool chain directory and untar the tool chain cd usr local mkdir arm cd arm tar jxvf cdrom cross 3 3 tar bz Your mounting point of CD ROM maybe different 2 Set up the directory path variable export PATH usr local arm 3 3 bin SPATH The above command can be included in the shell resource file so it is executed every time you login For bash shell a good place to put is in bashrc in your home directory Compile Linux Kernel The GESBC 9302 is shipped with Linux kernel version 2 4 21 with ARM patch and Cirrus Logic specific patch User can download other version of Linux kernels from ftp ftp arm linux org uk pub armlinux Prepare Linux Kernel source Untar the Linux kernel unzip the patches And applying patches by executing the following commands tar jxvf linux 2 4 21 tar bz2 bunzip2 linux 2 4 21 armk1 bz2 Version 0 2 Page 22 of 25 21 Sep 06 GESBC 9302 User s Manual bunzip2 linux 2 4 21 armk1 cirrus bz2 In s linux 2 4 21 linux cd linux patch p1 lt linux 2 4 21 armk1 patch p1 lt linux 2 4 21 armk1 cirrus Configure Linux Kernel In the Linux kernel directory executing the following commands make distclean make oldconfig make menuconfig If problem occurs make sure the default PATH variable is set to the correct tool chain directory Compile Kernel Once Linux kernel has been configured it can be compiled using following commands make dep make or make zImage The Linux kernel
21. verter The signal designation is listed in the following table Table 5 J P3 On chip A D converter Signal Name 1 GND 2 Channel 1 3 Channel 2 4 GND Es GND 6 Channel 3 7 Channel 4 8 GND 9 GND 10 Channel 5 GPIO The GESBC 9302 Single Board Computer provides 20 general purpose I O signals for external use The signal designation is listed in the following tables Table6J1G PIO 1 connector T 1 EGPIO8 EGPIO9 3 EGPIO10 4 EGPIO11 5 EGPIO12 6 EGPIO13 7 EGPIO14 8 EGPIO15 9 GPIOO CGPIO O 10 GPIO1 HGPIO S 11 GPIO2 HGPIO 4 12 GPIO3 HGPIO 3 13 GPIO4 HGPIO 2 14 GPIO5 FGPIO 1 15 GPIO6 FGPIO 2 16 GPIO7 FGPIO 3 17 GND 18 GND 19 VDD3 3 20 VDD3 3 The GPIO3 and GPIO4 are used for optional A D and D A chip select when they are installed Table 7 J 2GPIO 2 connector a ES NNUS NE 5707 NM EGPIO2 EGPIO3 E EGPIO4 a EGPIOS L5 GND 6 VDD3 3 Version 0 2 Page 14 of 25 21 Sep 06 GESBC 9302 User s Manual EGPIO 8 15 are connected directly to Port B of EP9302 CPU EGPIO 2 5 are connected directly to Port A of EP9302 CPU The GPIO 0 is mapped to Port C of EP9302 CPU The GPIO 1 4 are mapped to Port H of EP9302 CPU which must be enabled in the DeviceCFG register at address 0x8093_0080 The GPIO 5 7 are mapped to EP9302 port F JTAG The GESBC 9302 Single Board Computer is ship
22. with several stations The EP9302 supports 1 10 100 Mbps transfer rates and interfaces to industry standard physical layer devices such as the Cirrus Logic CS8952 Chapter 2 Getting Started This chapter describes the GESBC 9302 working environment and familiarizes the user with its components and functionality This chapter contains the following sections e Assembly and Connections o Describes how to assemble and connect components to the GESBC 9302 Single Board Computer e Operation o Describes how to operate the GESBC 9302 Single Board Computer Assembly and Connections In order to use the GESBC 9302 the user must first assemble and connect the peripherals to the GESBC 9302 as described in the following procedure 1 Place the GESBC 9302 on a static free surface 2 Make sure all of the jumpers are in the factory default position The unit is shipped in a factory default configuration If the user is uncertain that the GESBC 9302 has the jumpers in the factory default configuration please see the next section regarding board configuration 3 Connect 5V regulated power supply to the board 4 Connect null modem serial cable between GESBC 9302 UART 1 and PC terminal serial port 5 Launch a terminal emulator such as HyperTerminal or minicom on the PC configured to connect to the serial port of the GESBC 9302 Configure the serial port with the following parameters 57600 bits per second 8 data bits no parity 1 stop bit no
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