Chapter 1.3 Interface Resources Notes
Contents
1. www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 6 User LED LED is the develooment of the state of the most commonly used instructions of equipment the development board has 4 user programmable LED they are straight then with the CPU of the GPIO connected active low light the detailed occupation of the resources in the following table ee LED1 LED2 LED3 LED4 GPB5 GPB6 GPB7 GPB8 nXBACK NXREQ nXDACK1 nDREQ1 nLED_1 nLED_2 nLED_3 nLED_4 1 3 7 User Button The development board has a total of 6 user button testing they were directly from the CPU interrupt pin to bring out a low power level triggered these pins can be multiplexed and special features for the GPIO port in order to lead them as a user other purposes this 6 pin lead through CON12 and CON12 button 6 is defined as follows EINT8 EINT11 EINT13 EINT14 EINT15 EINT19 GPGO GPG3 GPG5 GPG6 GPG7 GPG11 SPIMISO1 SPIMOSI1 sPicLKI TELKI CON12 1 CON12 2 CON12 3 CON12 4 CON12 5 CON12 6 Venus Supply Co Ltd Daunio Wa Dusia Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 8 A D Input Test The development board can lead to a total of 4 A D analo2. Road ThaiEasyElec com all f zM Ladyao Chatuchak Bangkok 10900 Thailand in line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 debugger and ultimately are connected through the JTAG interface Standard JTAG interface is a 4 wire TMS TCK TDI TDO respectively for mode selection clock data input and data output lines together with the power and that a total of six lines in general is enough for the convenience of debugging the majority of simulator also provides a reset signal Therefore the standard JTAG interface is mentioned above refers to whether the JTAG signal lines are not 20 pin or 10 pin formal definition of such performance This is like USB interface can be a side can be flat also can be other forms of as long as these interfaces includes a complete line of JTAG signals can be referred to as the standard JTAG interface The development board provides a JTAG standard signal that contains the complete 10 pin JTAG interface the definition of the pin shown in figure Description The intention is committed to Linux or WinCE for beginners in terms of development JTAG interface is not essential any meaning and purpose as most boards have been developed to provide a complete BSP which includes the most common serial and network USB communications network as well as when the system can be loaded with Linux
3. of on board location and schematic diagram of the relationship between the definitions of the connection as shown below gt Venus Supply Co Ltd NEE Gay 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec co com mili fi zM Ladyao Chatuchak Bangkok 10900 Thailand Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 11 USB Interface The development board has two USB interfaces a USB Host and general PC it s USB interface is the same can connect the USB camera USB keyboard USB mouse such as a common USB peripherals another is USB Slave we generally use it to download to the target board when the development board loaded with WinCE system it can use ActiveSync software and Windows system synchronization when the develooment board loaded with a Linux system there is no corresponding driver and application In order to facilitate the users to control PC s USB Slave and off we set up USB_EN signal as figure it CPU resources used GPC5 We will mention more extensive peripheral USB Host application please pay attention to our Web site frequently to update the information d Untitled 1 100 Layer l RGB S Venus Supply Co Ltd Daunio Wa Dusia Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand On line Electronics Sh
4. FriendlyARM English User Manual Sa Rev 01 20090909 1 3 Interface Resources Notes This section details the develooment of each board or module interface definition and occupied by pin CPU resources CD ROM also complete the develooment board schematic and package library divided in PDF format and Protel99SE format for use and reference to development board 1 3 1 Address Space Allocation and the Definition of Chip Select Signals S3C2440 supports two startup modes one is startup from NAND flash such as this mini2440 two is startup from NOR flash In the two startup mode all chip select memory space allocation is different the following chart OM 1 0 04 10 Boot Internal SRAM 4KB OM T 0 00 x40000 0000 h SROM SDRAM SROM SDRAM PM BAMBAME EME inGCs7 nGCs7 2MBR4MBA2aMB Refer t Ox3800 0000 i efer to SROM SDRAM SROM SDRAM ZMB4AMBSMBMEMB inGCSs6 InGCS6 2VMB 4B 26MB Ox3000 O00 pe SROM SROM inGCS5 nGCS5 ERME Ox2600 0000 SROM SROM i peisen 128MB inGCs4 nGCS4 bie ox2000 0000 t t HADDR 22 0 Accessible SROM SROM HE Region inGCS 3 inGCS3 Ox1800 0000 p SROM pecs 128MB 0x1000_0000 ge SROM SROM inGCsi iInGCSt 128MB Ox0800 0000 SROM 128 MB incesi Boot Internal SRAM 4K B Ox0000 0000 f Not using NAND flash for boot ROM Using NAND flash for boot ROM The figure above the left is a piece nGCSO election NOR flash memory
5. boot mode distribution map The right is the NAND flash memory boot mode distribution map Description Venus Supply Co Ltd Daunio Wa Dusia Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Syst Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 SFR Area as a special control register address the following are the device address space allocation and the definition of the chip select before carrying out the device address there is one thing to note nGCSO chip select space in different start up mode the mapping of the device is not the same By the map can know in the NAND flash startup mode the 4 Kbytes Boot Internal SRAM be mapped to the selected nGCSO space In the NOR flash startup mode non NAND flash boot mode and the external memory connected nGCSO NOR flash has been mapped to the chip select space nGCSO SDRAM address space 0x30000000 0x34000000 1 3 2 SDRAM Storage Systems Mini2440 the use of two external 32 Mbytes a total of 64 Mbytes of SDRAM chip model as follows HY5 7V561620FTP generally referred to as memory and then together they form a 32 bit data bus width it can be in order to increase the speed of access so they are used as a chip select nGCS6 according to 5 2 in the CPU Manual Introduction we can see that th
6. face 1 19 21 23 25 2 29 31 33 Friendly ARM English User Manual Rev 01 20090909 CON4 Network Help some ports reusable Name 18 EINT11 GPG3 nSS1 20 EINT14 GPG6 SPIMOSI1 22 EINT17 GPG9 nRST1 24 EINT19 GPG11 26 SPIMOSI EINT14 GPG6 28 nSS_SPI EINT10 GPG2 30 I2CSDA GPE15 32 TOUT1 GPB1 34 CLKOUT1 GPH10 S3C2440 with a CMOS camera interface in the development of on board through the nominal interface leads to CAMERA Itis a 20 pin 2 0 mm pitch pin blocks users can provide us with direct access to the CAM130 camera module Fact CAM130 camera module without any circuit above it is only a relay board it is directly connected to the use of model ZT130G2 camera module which is defined as shown in Fig Description CAMERA multiplexing interface is a port it can be changed to set the corresponding GPIO enable register Use the following table is a list of the corresponding GPIO pin IZCSDA IZCSCL EINTZ0 CAMRET CAMCLK CAM_HREF CAM_VSYNC CANLPCLEK CAMDATAT CAMDATAG CAMDATAS CAMDATAA CAMDATA CAMDATAZ l CAMDATA1 vVO D33V CAMDATAG oO VDDaaV VDD_CAM VDD18aV GND 14144 Venus Supply Co Ltd O Enable Your Design Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all Tak Ladyao Chatuchak Bangkok 10900 Thailand EE Sen Smee ee Ree PEAN Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Ma
7. g to digital conversion the conversion channel which is located on the board of CON4 GPIO interface see GPIO interface introduced in order to facilitate testing AINO connected to the development of on board adjustable resistor W1 the principle of map are shown below ALU 3 1 3 9 PWM Control Buzzer SPEAKER development board through the buzzer PWM control schematic diagram is as follows which may be conveniently GPBO have the software set to PWM output Venus Supply Co Ltd Daunio Wa Dusia Gay 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 10 Serial Port S3C2440 own total of 3 serial ports UARTO 1 2 which UARTO 1 may be a combination of full featured serial in most applications we only used 3 simple serial functions this development board provided by Linux and WinCE this driver is also installed Known as the transmit TxD and receive RxD corresponding to their board of CON1 CON2 CON3 these 3 interfaces are drawn directly from the CPU is TTL level For the convenience of users their UARTO done in RS232 level converter which corresponds to COMO can be directly attached to each other to connect with PC pass hearing CON1 CON2 CONS in the development
8. he A1 which means that each time it is the smallest unit of read and write 2 byte Therefore according to schematic the design is compatible with support for total maximum 8 Mbytes NOR flash the actual development of our on board only be the A1 A20 address line as with the A21 A22 connected to the corresponding pin is SST39V1601 vacated LANDA 15 LDATAD LADDR 2 LOATA4 LADORD 13 LOATAZ LANDRA dd ret LDATAJ LANDAS 7 LOATAa LADDARE 2 LOATAS LADDAT LDATAS LADRA LDATAT LADDARE LOATAR LANDRAT LOATAS LADORA 4 LOATAIO LANDRA Z LOATAI4 my j LADDA J LOATAIZ NAND FLASH LADO LDATAI WODoRY aie Le LADDAS LOATAI4 U Koi LANDRA E LOATAIS gt LADORAT 35 LADORAB LADORAS VED3W LADDR y LADDR 4 10 LADDRZ2 Late Lave VOD3I net so VEDI l3 77 nRESET hi 17 C 0 1uF TA fi s Venus Supply Co Ltd Enable Your Design Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all i ZRMI Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 4 Power Supply System and Interface The development board s power supply system is relatively simple direct the use of an external 5 V power supply and generated through the step down the entire chip line unification of the 3 required voltages 3 3 V 1 8 V and 1 25 V Plea
9. hip Select 2 some ports reusable Name VDDSoV 5V power supply input or output EINT17 Interruption 17 input 4 EINT3 Interruption 3 input nGCS1 Chip Select 1 OO On The corresponding The corresponding physical address physical address OxO08000000 Ox10000000 nGCs3 Chip Select 3 10 nGCSs5 Chip Select 5 The corresponding The corresponding physical address ohysical address Ox18000000 Ox28000000 3 19 17 19 21 23 20 2 29 31 33 Sie 3 12 14 16 18 20 22 24 26 28 30 32 34 36 38 0 39 gt Venus Supply Co Ltd Dunis Was Outten Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand n line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com
10. is determines the start of their physical address is Ox30000000 the following is taken from the schematic diagram in Mini2440 schematic diagram of the SDRAM part LADO RT LADORIZ LADDRIJ 3 LADDRIa i ELTE HYJIV 561620 MB Venus Supply Co Ltd EAI AE ENL Gan 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com ill as MI Ladyao Chatuchak Bangkok 10900 Thailand On line Electronics Shop for Embedded System Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Fs Rev 01 20090909 1 3 3 Flash Storage Systems Mini2440 have two flashes one is the NOR flash model SST39VF1601 size 2 Mbytes The other is the NAND flash model K9F1208 size 64 Mbytes S3C2440 support both flash to start the department of EC by DIP switch S2 you can choose from NAND or NOR for your system Most of the actual products using a NAND flash chip are enough because we learn for the convenience of users it also retains the NOR flash NAND flash does not have the address line it has a dedicated control interface connected with the CPU for the 8 bit data bus but this does not mean that NAND flash read and write data will be very slow Most of the USB or SD cards are made of NAND flash equipment From the following schematic can be seen NOR flash used a total of A1 A22 address bus 22 and 16 data connected with the CPU bus please note the address is started from t
11. is is mainly for users to test the I2C bus and it does not store specific parameters Aly zr a IZCSCL IZCS 0A 1 3 14 Network Interface The development board used DM9000 LAN chip it can be adaptive 10 100M network RJ45 connector internal have been included in the coupling coil there is no need to access another network transformers the use of common lines of the development board can be connected to your routers or switches Note Each development board MAC address of the network is the same it can be set by software for Linux Users and the relevant sections 2 4 of the manual introduce For WinCE users you can refer to the DM9000 driver inside the BSP code and registry file platform reg a es E 1 me mam U E ama aa EX E Saas E E E e A E i SSS SSS ee E 7 Ss C cs L l pr ea OLF n ANF E coy 5 Venus Supply Co Ltd Daunio Woe Dusia Gan 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all i atM Ladyao Chatuchak Bangkok 10900 Thailand On line Electronics Shop for Embedded System Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 15 Audio Interface S3C2440 built in I2S bus interface direct external 8 16 bit stereo CODEC the development board used based on the 12S bus UDA1341 system audio decoder chip the internal chip s registers are initialized and se
12. nual Rev 01 20090909 CAMERA Network Reusable CAMERA Network Reusable name name s ewex een 6 ower GPE14 GPJ12 GPJ10 VDD_CAM ground 2 cawoatar oR CAMDATAG GPIE 1 3 19 System Bus Interface The development board for the system bus interface CONS it contains a total of 16 data lines DO D15 8 address lines A0 A6 A24 there are some control signal lines chip select read and write reset etc CON5 can provide 5V voltage lose out A a matter of fact very few users to expand the peripheral bus The following is the definition of CON5 detailed description pin CONS VODSV i GND EINTIT ae EINT18 EINTJ EINTS nt 1 nets nGtaa nGtss Lide LnWWE WAIT nRESET nkKDAC KO nKORECH LADDRO LADDR4 LADDRZ LADDERS LADDRA LADDERS LADDRG LADDR24 LDATAD LDATA1 LDATAZ LDATA LDATAA LDATAS LDATAG LDATAT LDATAS LDATAS LDATA10 LDATA11 LDATATZ LDATA1J LDATA14 LDATA1S5 J3 a0 3 HEADER 2032 Venus Supply Co Ltd 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road Tor Ladyao Chatuchak Bangkok 10900 Thailand Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com Enable Your Design ThaiEasyElec com ill in line Electronics Shop for Embedded Syster FriendlyARM English User Manual Rev 01 20090909 Network Network Help Help CONS CONS Name some ports reusable k a EINT18 Interruption 18 input EINT9 Interruption 9 input NGCS2 C
13. op for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 12 LCD Interface The development board of the LCD interface is a white 41 pin 0 5 mm pitch block which contains common LCD used most of the control signals line field scanning the clock and enable etc and complete RGB data signals RGB output 8 8 8 that can support a maximum of 16 million colors LCD In order to test user friendly but also leads to the PWM output GPB1 can be sent configuration to keep PWM and reset signals NRESET which is a backlight control signal LCD_PWR In addition 37 38 39 40 for the 4 wire touchscreen interface they can be directly connected to the use of touchscreen J2 map board for the LCD drive power supply selection signals we use the board drive 5 V power supply TERE a 3 wen alala HE eset JBE Bais aisle yale elses scatlieas E i a Venus Supply Co Ltd Bnadio Your Dosiyn Gan 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road _thaiEasyElec com at ARM Ladyao Chatuchak Bangkok 10900 Thailand ectronics Shop for Embedded System Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 13 EEPROM The development board has a direct connection to CPU s I2C signal pin EEPROM chip AT24C08 its capacity there is 256 byte th
14. or WinCE operating system the user can fully use variety of high level debugging operating system features then do not need JTAG interface Even if you need for tracking but in view of the operating system the complex structure of many interfaces single step debug like a needle in a haystack there is no significance to speak of Think about your use of the PC on hand will know perhaps you have never seen or even heard of who in the PC motherboard play an emulator to debug PCI interface so Windows XP or Linux driver This is why you as common to hear or talk about so many people drive in the transplant because most people do refer to the achievement of senior driven JTAG is only for the user who not intends to install the operating system or to use simple operating system for example uCos2 etc Develooment board provided by the majority of the Bootloader or BIOS is a basic system intact and therefore do not need to single step debugging Venus Supply Co Ltd Enable Your Dosign Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all ARM Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 1 3 17 GPIO GPIO is common referred to as input output port The development board with a 34 pin 2 0 mm pitch GPIO interface nominal for CON4 fig
15. se note that this develooment board is not designed for handheld mobile devices so it does not have the best power management circuit The whole system of power off is controlled by the S1 DIP switch and it cannot switch by machine software Venus Supply Co Ltd Daunio Wa Dusia Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com pil ARM Ladyao Chatuchak Bangkok 10900 Thailand On line Electronics Shop for Embedded System Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com FriendlyARM English User Manual Rev 01 20090909 For the convenience of users of other external power supply we also designed a power supply interface CON8 it is a white 2 0 mm pitch socket single row middle ground both sides are 5 V Note that these two are not connected 5 V one connected to the external power supply 5 V and one connected to the DIP switch S1 through after 5 V Their connections and the corresponding nominal kind of see the figure below 1 3 5 System Reset The development board using professional MAX811 reset chip needed to archive low CPU reset see the figure below VODSs Le nRESET Venus Supply Co Ltd Daunio Wa Dusia Gay 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road ThaiEasyElec com all fi zM Ladyao Chatuchak Bangkok 10900 Thailand m line Electronics Shop for Embedded Systen Tel 66 2954 2408 Fax 66 2953 8443 Website
16. t up mining L3 bus with the bus connection control achieved where we have used for a public board of Samsung design respectively the use of CPU s GPB2 GPB3 GPB4 port simulation of the L3 Bus specification L3MODE L3DATA L3CLOCK their initialization end after UDA1341 are no longer useful so these 3 control lines can also be used to achieve a common single chip simulation The output of audio systems for the develooment of common on board aperture 3 5 mm socket type Is divided into 2 roads all the way for the board Michael Grams of the wind and the other way through the 2 0 mm socket CON10 white lead 2 way audio input of the driver is different only CON10 corresponding Channel interface can be used in sound recording please refer to our website update information the 2 channels we will drive up the end VODSIV VWoD3 IV m _UDAISITS ee hake 1 3 16 JTAG Interface When the development board from the patch works offline there is no process then we generally through the JTAG interface programmer the first procedure is Supervivi with Supervivi can use USB to download more complex system procedures this section at the back you can see In addition JTAG interface in the development of the most common is the single step debugging purposes whether it is common market JLINK or ULINK as well as other simulation Venus Supply Co Ltd Daunio Wa Dusia Friendly 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau
17. ure In fact CON4 surplus not only includes a lot of the GPIO pins also contains a number of other CPU pin if ADO AIN3 CLKOUT etc The map you see in the SPI interface I2C interface GPBO and GPB1 and so on it who is also GPIO but special features are the definition of the nominal interface these are available through the corresponding CPU storage to set their browser to change the use of the resources detailed in the table below the interface COnN4 VDDS5SV w H vVDDIVY GND i 4 ab nRESET AINO 5 Han AINA AlN lg gt F AING EINTO lg B EINT4 EINT2 al 5 EINTS EINTA ci ad EINTS EINTE F EINTE EINTS gt Fy EINT11 EINTIZ a F EINTI4 EINTIS E EINTI7 EINT18 k EINT19 SPIMISO F SPINOSI SPICLK Al F n55 _gPi IZcSCL ay pp __ ISDA GPHO te ee GPa CLKOUTO a CLKOUTI C HEADER 1752 CON4 Network Help CON4 Network Help Name some ports reusable Name some ports reusable VDD5V 5V power supply VDD33V 3 3V power supply inout or output output ee o re roaa C ane omoro 6 Ani ao rone Cr ane omano o ans ao rores o emo ewrocrro o em enem Venus Supply Co Ltd O Enable Your Design Gay 196 1 Soi Thedsaban Nimit Nau 8 Thedsaban Nimit Nau Road Innes ec com milll ARM Ladyao Chatuchak Bangkok 10900 Thailand Tel 66 2954 2408 Fax 66 2953 8443 Website www thaieasyelec com CON4 Network Help Name some ports reusable 1 3 18 CMOS CAMERA Inter
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