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29 lines
764 B
29 lines
764 B
#!/bin/bash
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LED3_PATH=/sys/class/leds/beaglebone:green:usr3
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function removeTrigger
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{
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echo "none" >> "$LED3_PATH/trigger"
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}
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echo "The LED3 user is starting"
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if [ "$1" == "on" ]; then
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removeTrigger
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echo "1" >> "$LED3_PATH/brightness"
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elif [ "$1" == "off" ]; then
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removeTrigger
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echo "0" >> "$LED3_PATH/brightness"
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elif [ "$1" == "blink" ]; then
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removeTrigger
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echo "1" >> "$LED3_PATH/brightness"
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sleep 0.5
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echo "0" >> "$LED3_PATH/brightness"
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sleep 0.5
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else
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echo "invalid parameter."
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echo "To turn on the LED type: ./blink_LED3.sh on"
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echo "To turn off the LED type: ./blink_LED3.sh off"
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echo "To make the LED blink type: ./blink_LED3.sh blink"
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fi
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echo "Done"
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