Advantech EPC-R3720, User Manual, Page: 34 / 51

RSB-3720 User Manual 46
3.16 LED
3.16.1 LED ON/OFF test
3.17 EEPROM
3.18 UIO Extension Boards
3.18.1 UIO-4030
# echo 255 > /sys/class/leds/user/brightness
# echo 0 > /sys/class/leds/user/brightness
# echo -n $'\x06\x05\x04\x03\x02\x01' > test
# dd if=test of=/sys/bus/i2c/devices/3-0050/eeprom
# hexdump -C /sys/bus/i2c/devices/3-0050/eeprom -n 64
1 UART 2-wire RS-232 (UIO Extension_UIO2: COM2)
UIO-4030 COM_3
/dev/ttymxc1
2 GPIO 4 DI & 4 DO Pins (UIO Extension_UIO2)
input pin#5: gpio 504
output pin#6: gpio 505
input pin#7: gpio 506
output pin#8: gpio 507
input pin#9: gpio 508
output pin#10: gpio 509
input pin#11: gpio 139
output pin#12: gpio 138
3 RS-485 1. Test RS-485 with Adam-4520. Adam-4520 Pin Data- and
Pin Data+ connect to UIO-4030 COM_4 Pin 1 and Pin 2.
# stty -F /dev/ttyUSB0 speed 115200 ignbrk -brkint -icrnl -
imaxbel -opost -onlcr -isig -icanon -iexten -echo -echoe -echok
-echoctl -echoke
# cat /dev/ttyUSB0 &
# echo "Serial Test" > /dev/ttyUSB0
4 EEPROM # echo -n $'\x06\x05\x04\x03\x02\x01' > test
# dd if=test of=/sys/bus/i2c/devices/3-0050/eeprom
# hexdump -C /sys/bus/i2c/devices/3-0050/eeprom -n 64