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products:sbc:common:applications:gpio:wiringpi
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| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
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products:sbc:common:applications:gpio:wiringpi [2022/07/04 08:45] frank [Using via Command Line] remove `sudo` |
products:sbc:common:applications:gpio:wiringpi [2022/09/23 23:31] frank [Using via C program] |
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|---|---|---|---|
| Line 28: | Line 28: | ||
| * Set GPIO mode to output | * Set GPIO mode to output | ||
| - | ```sh | + | ```shell |
| $ gpio mode 1 out | $ gpio mode 1 out | ||
| ``` | ``` | ||
| * Set output low level | * Set output low level | ||
| - | ```sh | + | ```shell |
| $ gpio write 1 0 | $ gpio write 1 0 | ||
| ``` | ``` | ||
| * Set output high level | * Set output high level | ||
| - | ```sh | + | ```shell |
| $ gpio write 1 1 | $ gpio write 1 1 | ||
| ``` | ``` | ||
| - | ==== Using via C program | + | ==== Using via C Program |
| The test program changes the level value every 5S. | The test program changes the level value every 5S. | ||
| Line 82: | Line 82: | ||
| Compile | Compile | ||
| - | ```sh | + | ```shell |
| $ gcc -o wiringpi wiringpi.c -lwiringPi -lpthread -lrt -lm -lcrypt | $ gcc -o wiringpi wiringpi.c -lwiringPi -lpthread -lrt -lm -lcrypt | ||
| ``` | ``` | ||
| Run | Run | ||
| - | ```sh | + | ```shell |
| sudo ./wiringpi | sudo ./wiringpi | ||
| wPi Pin 1 now is GIGH | wPi Pin 1 now is GIGH | ||
Last modified: 2023/06/25 23:24 by nick