eQEP doesn't work
Created by: mingzhangqun
test:
# QEP - enable
root@BeagleBone:# echo 312 > /sys/class/gpio/export
root@BeagleBone:# echo out > /sys/class/gpio/gpio312/direction
root@BeagleBone:# echo 0 > /sys/class/gpio/gpio312/value
root@BeagleBone:/sys/bus/counter/devices/counter0/count0# echo 1 > enable
root@BeagleBone:/sys/bus/counter/devices/counter0/count0# watch -n 0.1 cat count
root@BeagleBone:/sys/bus/counter/devices/counter1/count0# echo 1 > enable
root@BeagleBone:/sys/bus/counter/devices/counter1/count0# watch -n 0.1 cat count
I can't get the value of the counter when the motor is running.