debian@beaglebone:/$ nano /etc/rc.local #!/bin/sh -e # # rc.local # # This script is executed at the end of each multiuser runlevel. # Make sure that the script will "exit 0" on success or any other # value on error. # # In order to enable or disable this script just change the execution # bits. # # By default this script does nothing. #export gpio, configure pin for output and set permissions to allow all users #GPIO PIN SETUP echo 66 > /sys/class/gpio/export chmod 666 /sys/class/gpio/gpio66/value chmod 666 /sys/class/gpio/gpio66/direction echo out > /sys/class/gpio/gpio66/direction echo 67 > /sys/class/gpio/export chmod 666 /sys/class/gpio/gpio67/value chmod 666 /sys/class/gpio/gpio67/direction echo out > /sys/class/gpio/gpio67/direction echo 68 > /sys/class/gpio/export chmod 666 /sys/class/gpio/gpio68/value chmod 666 /sys/class/gpio/gpio68/direction echo out > /sys/class/gpio/gpio68/direction #GPIO PIN SETUP END #PWM PIN SETUP chmod 666 /sys/devices/ocp.*/pwm_test_P9_14.*/duty chmod 666 /sys/devices/ocp.*/pwm_test_P9_16.*/duty chmod 666 /sys/devices/ocp.*/pwm_test_P9_29.*/duty chmod 666 /sys/devices/ocp.*/pwm_test_P9_14.*/period chmod 666 /sys/devices/ocp.*/pwm_test_P9_16.*/period chmod 666 /sys/devices/ocp.*/pwm_test_P9_29.*/period #PWN PIN SETUP END exit 0
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