Advantech RSB-6410, Руководство пользователя

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RSB-6410 Android User Manual 38
3.5 GPIO Test
RSB-6410 GPIO default setting
You can use "ls" to list all GPIO devices, and you should also see GPIO ports in
above table.
Example of testing GPIO
Set gpio2 GPI(in)
Set gpio12 GPO (out)
Set gpio12 GPO value “1”
RSB-6410
Android OS
/sys/class/gpio/
Default direction
GPIO0 gpio2 in
GPIO1 gpio3 in
GPIO2 gpio4 in
GPIO3 gpio 5 in
GPIO4 gpio6 in
GPIO5 gpio7 in
GPIO6 gpio8 in
GPIO7 gpio9 in
GPIO8 gpio10 in
GPIO9 gpio11 in
GPIO10 gpio12 out
GPIO11 gpio13 out
GPIO12 gpio14 out
GPIO13 gpio15 out
GPIO14 gpio16 out
GPIO15 gpio17 out
GPIO16 gpio18 out
GPIO17 gpio19 out
GPIO18 gpio20 out
GPIO19 gpio21 out
# cd /sys/class/gpio
# echo in > ./gpio2/direction
# cat ./gpio2/direction
in
# echo out > ./gpio12/direction
# cat ./gpio12/direction
out
# echo 1 > ./gpio12/value