mirror of
http://git.xinwangdao.com/cnnc-embedded-parts-detect/detect-gui.git
synced 2025-06-24 21:14:12 +08:00
31 lines
632 B
Bash
31 lines
632 B
Bash
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#!/bin/bash
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# 导出 GPIO 80
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echo 80 > /sys/class/gpio/export
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# 设置为输出
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echo "out" > /sys/class/gpio/gpio80/direction
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# 设置为高电平
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echo "1" > /sys/class/gpio/gpio80/value
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echo "GPIO 80 set to HIGH"
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sleep 5 # 等待 5 秒
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# 设置为低电平
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echo "0" > /sys/class/gpio/gpio80/value
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echo "GPIO 80 set to LOW"
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sleep 5 # 等待 5 秒
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# 再次设置为高电平
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echo "1" > /sys/class/gpio/gpio80/value
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echo "GPIO 80 set to HIGH again"
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sleep 5 # 等待 5 秒
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# 最后设置为低电平
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echo "0" > /sys/class/gpio/gpio80/value
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echo "GPIO 80 set to LOW again"
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# 释放 GPIO 80
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echo 80 > /sys/class/gpio/unexport
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