EPAQ-9410
Hardware Programming Reference 0.16
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Copyright © 2019 QEI
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cat /dev/ttyS5 &
cat fox.txt > /dev/ttyS5
observe the contents of fox.txt on the console
LED's are on and blinking briefly when you type 'cat fox.txt >
/dev/ttyS5'
5.12 SD CARD
J4
Bug 296 - boot from SD card on Motherboard
Bug 579 - bring-up micro SD card interface
Bug 580 - bring-up SD card interface
5.13 USB MAINT
J5
5.14 USB HOST
J6
Bug 344 - bring-up USB HUB
mount /dev/sda1 /usb0
5.15 IRIG (RS-485)
PORT 8
J7B
See Bug 328 - bring-up IRIG-B_RS-485 Iso
5.15.1 IRIG TX test
Install "IRIG RS485 to Quad RS232 Loopback cable"
./setup_all_ports.sh
#CH8 TX is mapped to IRIG RS-485
./mmdump -a 0xb4020000 -o 0x02 -b 6
W 0xB4020002: 0x06
cat /dev/ttyS0 &
cat fox.txt > /dev/ttyS5
observe fox.txt message appear on the terminal
LED's: at IRIG PORT 8 (J7B) yellow/left LED is blinking, green is not
blinking
at RS-232/RS-485 ports 1-4, green LED's are blinking, yellow LED's are
not
