M502 user guide
Contents
1. Pin RS 232 RS 422 RS 485 Pin Signal 1 i 1 ETx 2 RTS TXD Data 1 8 1 1x14 Pin Header Pitch 2 54mm 2 ETx 1 8 3 GND GND GND 2 CNa directly connect to CN1 of M501 3 ERx 4 TXD TXD Data MEN 6 ERx 5 RXD RXD AO Do 6 RXD 7 CTS a Al DI GPIO Port 0 15 and GPIO Port 16 A2 D2 E A3 D3 JP4 Serial Console Port A4 D4 228998282828 Se Be SSO OR800008 1 ID A6 D 2 RxD A7 D7 3 VCC3 NWE NWRO NOE NRD 4 GND DDM NCS5 PC13 NCS6 NCSO JP1 of M502 DDP IRQO o a a 59598 Boot Mode Selection Jumper DTXD 232 DRXD 232 e f aaaaag MES GND 1 2 3 Internal ROM R CN7 SPI Pin Assignment asasadnmnas 2 1 2 External Flash Default GED z229 929999909 oA aaa8aa 1 MISO Master In Slave Out CON1 JTAG Connector 2 MOSI Master Out Slave In 3 SPCK SPI Serial Clock 4 NPCSO SPI Chip Select 0 NTRST 205988482 Y ir 5 NPCS3 SPI Chip Select 3 2699999888 GND 3 4 TDI T oOoonoaaoaanaanan TDO 5 6 FMS VCC3 PWROK 7 82. Once the Matrix 500 is found you can click the Telnet Console to configure the Matrix 500 Note Please refer to the software guide for the software operation Function Addr Bus Addr Bus Write Enable USB Device Chip Select USB Device Addr Bus Console TXD CPU AO Al A2 A3 A4 A5 A6 AT NWE NWRO DDM DDM NCS6 CS6 DDP DTXD 232 VCC3 Pin Assignment and Definition SoM SoM CS5 CSO DDP CPU DO D1 D2 D3 D4 D5 D6 D7 NRD NCS5 NCSO IRQO DRXD 232 GND Function Data Bus Data Bus Data Bus Data Bus Data Bus Data Bus Data Bus Data Bus Read Enable Chip Select Chip Select Interrupt 0 Console RXD Pin Assignment and Definition Function CPU SoM SoM CPU Function COM2 CTS2 DSR2 COM2 COM2 RTS2 RXD3 COM3 COM3 TXD3 CTS3 COM3 COM3 RTS3 TXD4 COM4 COM4 RXD4 RTS4 COM4 COM4 CTS4 DIP SW PB12 DIP_SW DIP_SW PB13 DIP SW PIO16 lO 16 GPIO GPIO I O 17 PIO17 PIO18 PC1 PCKO GPIO GPIO O 19 PIO19 PIO20 O 20 GPIO GPIO I O 21 PIO21 PIO22 lO 22 GPIO GPIO O 23 PIO23 PIO24 lO 24 GPIO GPIO I O 25 PIO25 PIO26 lO 26 GPIO GPIO I O 27 PIO27 PIO28 lO 28 GPIO USB B HDPB UdataB UdataB HDMB USB B USBA HDMA UdataA UdataA HDPA USB A GPIO IO_29 PIO29 PIO30 IO_30 GPIO GPIO MO 31 PIO31 VCC3 PWROK System Reset Reset Btn BTNRST UDIO USB Device I O Buzzer PA
3. 26 BUZR PC6 System Ready LED I2S transmitter TFO TWS SCK TK2 I2S transmitter I2S transmitter TDO TSD RSD RD2 l2S receiver I2S receiver RKO RSCK RWS RF2 l2S receiver GND GND GND GND VCC3 VCC3 Pin Assignment and Definition Function CPU SoM CPU Function VCC3 VCC3 GND GND GND GND LAN ERXO ERXO LAN LAN ETXO ETX0 LAN LAN LED ACTLED MISO SPI SPI MOSI SPCK SPI SPI NPCSO NPCS3 SPI SD MCCK MCCDA SD SD MCDAO MCDA1 SD SD MCDA2 MCDA3 SD Card Detect SDCD SDWP I2C TWD TWCK I2C GPIO VO 1 PIO1 lO 3 GPIO GPIO IO 4 PIO4 lO 5 GPIO GPIO I O 6 PIO6 lO 7 GPIO GPIO l O 8 PIO8 lO 9 GPIO GPIO IO 10 PIO10 lO 11 GPIO GPIO VO 12 PIO12 IO_13 GPIO GPIO IO 14 PIO14 PC15 GPIO GPIO l O 0 PIO0 lO 2 GPIO COM1 TXD1 RXD1 COM1 COM1 CTS1 RTS1 COM1 COM2 DTR2 TXD2 COM2 COM2 RXD2 DCD2 COM2 LANI USB 2 0 Host EN CN2 CNI CN3 LED COMI 4 M501 Evaluation Board Layout Reset Button GPIO 0 15 Power 9 40VDC I Power LED Ready LED LAN Link Act E GPIO 16 31 CN8 O muB OOOO hO0O0 O07 cOO0 07 8000 a0 OO O0 sD000 aD00 Oo nDO0O On oe CN7 COMI COM2 COM3 COM4 RS 232 RS 232 RS 232 RS 232 RS 422 With With With RS 485 RTS RTS RTS Pin Assignment of Connectors COM Port CNS Local Bus Connector
4. Overview M502 is an ARM9 based Linux ready System on Module The M502 is equipped with an ATMEL AT9SAM9G20 SoC and features 1 ARM926EJ S ARM Thumb Processor with 400MHz Memory Management Unit 2 32 KByte Data Cache and 32 KB yte Instruction Cache 3 64MB SDRAM 128MB NAND Flash 2MB DataFlash 4 One 10 100 Mbps Ethernet with MAC PHY and transformer 5 Two USB 2 0 full speed 12 Mbps Host Ports One USB client port 6 Multimedia Card Interface for SD memory card 7 Four UARTs with hardware and software flow control 8 On board Real Time Clock with Lithium battery 9 DC bus 10 32 Programmable Digital I O Port 11 8 bit external local bus interface 12 Serial Peripheral Interface SPI Ports 13 Linux 2 6 29 OS Linux 2 6 29 OS is pre installed in the flash disk of M502 and many powerful utility programs are also included GNU C C tool chain are shipped with M502 in CD Therefore M502 is ready to drop in your design to save your time in software porting and hardware debug M502 Evaluation Kit User Guide M 502 Layout RTC Rear View CN3 2mm 2x25 pins header Front View 2mm M2 Debug Port ERR SDRAM JP4 SDRAM CNI LE a 2mm 2x CPU Z EL J lt JTAG Port 14 pins header AT91RM9G20 NAND FLASH m CONI fo Expander JPI JP2 JP3 Internal use Internal use CN2 2mm 2x25 pins header Function Block Diagram USB Client x1 USB Host x2 ARM 8 bit Local Bus SDRAM NAND Fla
5. WS RSD Supported Device Audio codec TI TLV320AIC23 Serial Peripheral Interface SPI Two chip Selects with external decoder Three wires signals MISO MOSI and SPCK clock Signal MISO MOSI SPCK CS1 CS2 Supported Device ATMEL Dataflash M502 Hardware Specifications Multimedia Card Interface Compatible with SD memory card Specification 1 0 Signal MCCDA MCCK MCDA0 MCDAI MCDA2 MCDA3 Programmable DIO I O Controller NXP PCA9539 32 General Purpose I O can be programmable as digital input or output Signal Level CMOS TTL Compatible Input Low level 0 5V min 0 9V max High level 2 3V min 5 5V max Output Low level 0 5V min 8mA High level 1 8V min 8mA Signal I O_0 to I O 31 Note PIO24 to PIO31 are reserved for RS 232 422 485 interface selection for serial ports 1 to 4 Please contact Artila if you want to use PIO24 to PIO31 External Bus Interface 8 bit data bus Signal D0 D7 8 bit address bus Signal A0 A7 3 Chip Selection Signal NCS0 NCSS NCS6 Signal Level CMOS 3 3V Predefine Pins Reset Button CN2 pin 35 RST7 input Buzzer CN2 pin 37 BUZR output System ready LED CN2 pin 38 RDY LED output LAN activity LED CN3 pin 11 ACT LED output DIP_SWO DIP SWI input Debug Port JP4 Serial Console RS 232 TX RX Signal DTXD 232 DRXD_232 JTAG For low level debug Signal NTRST TDI TMS TCK TDO Power Input 3 0 to 3 6VDC 3 3V nominal Consumption 2 5W OS Linux 2 6 29 Boot Loader U Boo
6. sdb1 SD memory Card mmc0 USB WLAN dongle wlan0 USB Serial Cable ttyUSBO ttyUSB1 SPI bus spi spil SO 00 cJ Qv S oA S EX Remark Remember to include the matrix504 h header file in your program Please refer to the example program included in the M 502 SDK CD to demo the RS 232 422 485 mode configuration of serial port 1 configuration File System Matrix 504 uses ubi file system for the built in flash memory disk The files system is stored at NAND flash memory Mount External Disk To mount the USB Flash Disk and SD memory card use following commands after the disk are installed properly To mount USB disk mount mn sda or mount mnt sdal or mount mnt sdb or mount mnt sdb1 To find out the device name of the USB disk you can use dmesg grep sd And to mount SD memory card mount mnt mmc Web Page Directory The web pages are placed at usr www and the etc lighttpd conf contains the lighttpd web server settings The home page name should be index html Welcome Message The welcome message Artila can be modified by editing the etc motd file Manager Utility Software The Manager Utility software manager jar is a java program and is used to discovered the Matrix 504 in the network if the IP address is forgotten It can be run at any OS where java run time is available To install the java run time platform at your computer please visit http java sun com and download the Java 2 Standard Edition J2SE
7. sh RTC WD Data Flash 32 GPIO HY LAN Coil SPI bus Serial Console SoC ATMEL AT91SAM9G20 CPU ARM926EJ S ARM Thumb Processor with Memory Management Unit MMU Clock 400MHz SDRAM 64MB Flash 128MB NAND Flash and 2MB Data Flash Ethernet 10 100 Mbps with MAC PHY and Transformer PHY DAVCOM DM9161 Transformer 1 5 KV isolation Signal ETX0 ETX0 ERX0 ERX USB Host USB 2 0 full speed 12Mbps Host x2 Signal UDataA UDataA UDataB UDataB USB Device DDP data DDM data UDIO I O UART Four Universal Asynchronous Receiver and Transmitter Data Bits 5 to 9 bits Parity None Even Odd Mark Space Stop 1 1 5 2 bits Baud Rate Up to 921 6 Kbps Flow Control RTS CTS XON XOFF None RS485 Driver Control Signal RTSO RTS3 Signal Level CMOS 3 3V compatible COMI TXDO0 RXDO RTSO CTSO Software configurable RS 232 485 mode COM2 TXDI RXDI RTSI CTSI DCDI DTRI DSRI Software configurable RS 232 485 mode COM23 TXD2 RXD2 RTS2 CTS2 Software configurable RS 232 485 mode COM4 TXD3 RXD3 RTS3 CTS3 Software configurable RS 232 485 mode Inter IC Bus I2C Bus Compatible with standard two wire serial memory interface Supported Devices built in Real Time Clock ST M41T81 option Ricoh RS5C372A Watchdog Timer ST M41T81 Backup battery Lithium Battery BR 1225 3V 48mAh GPIO controller NXP PCA9539 32 GPIO Signal TWD TWDK I2S internal IC Sound Transmitter TSCK TWS TSD Receiver RSCK R
8. t 1 1 2 File System JFFS2 EXT2 EXT3 VFAT FAT NFS Protocol Stacks IPV4 ICMP ARP DHCP NTP TCP UDP FTP Telnet HTTP PPP PPPoE CHAP PAP SMTP SNMP V1 V3 SSL SSH 1 2 Utilities Bash Shell Command Tinylogin Login and user manager utility Telnet Telnet client program Busybox Linux utility collection FTP FTP client program Daemon pppd Dial In out over serial port and PPPoE snmpd SNMP agent program telnetd Telnet server program inetd TCP server program ftpd FTP server program boa Web server program sshd secured shell server iptables Firewall service manager armd Artila manager daemon Tool Chain for Windows Linux GCC C C PC cross compiler GLIBC POSIX Library Standard Device Drivers ttyS0 serial console port AT91SAM9G20 debug port ttyS 1 ttyS4 serial ports AT91SAM9G20 UARTO UART3 gpio General Purpose I O Controller NXP PCA9539 mmc SD MMC rtc Real Time Clock ST m41t81 sda USB flash memory disk ttyACM USB Modem ttyUSB USB RS 232 adaptor spi spi bus M502 Software Specifications Default Setting Default IP Address 192 168 2 127 Netmask 255 255 255 0 ssh Login root Password root Telnet Login guest Password guest Terminal type VT100 I O Devices Control M 502 uses standard I O device control to access following devices Ethernet eth0 Serial Ports ttyS1 ttyS2 ttyS3 ttyS4 Serial Console Port ttySO Real time clock rtcO USB Flash Disk sda sdal sdb
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