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Compiled on unbutu with wiringPi library and run on Raspberry Pi

2022-08-01 01:34:00 【Ten Moo One Sword】

demo1.c to unbutu

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WringPi's package is sent to unbutu

First pass the WringPi package to unbutu1 First unzip WringPi in the window.rar and finally become WringPi (folder)

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ls -lvi INSTALL holds development information

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Running ./build will generate a soft linkExists under /usr/local/lib

Run ./build to view /usr/local/lib

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It does have it but it doesn't workverify

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 still reports an error

Use libwiringPi.so from Raspberry Pi

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Pass to unbutu

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Generate soft link ln source file object file1 delete the source file first2 is generating a soft connection (a soft connection is like a shortcut and does not occupy memory)

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Compile demo1.c

Format

arm-linux-gnueabihf-gcc demo1.c -I /home/yangchangyuan/LessonPi/WiringPi/wiringPi -L. -lwiringPiCompiler file link file path for arm platform -L. Find -l executable code (that is, soft link)