huaqing/WMZ_3rd_STM32G474RET6_FreeRTOS
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huaqing
2026-02-24 12:15:29 +08:00
commit 7720425f6f
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29
Core/Src/readpin.c Normal file
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#include "gpio.h"
#include "main.h"
unsigned char ReadPin(void)
{
unsigned char pin = 0x00;
if(HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_0) == GPIO_PIN_SET)
{
pin = pin+1;
}
pin = pin*2;
if(HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_1) == GPIO_PIN_SET)
{
pin = pin+1;
}
pin = pin*2;
if(HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_2) == GPIO_PIN_SET)
{
pin = pin+1;
}
pin = pin*2;
if(HAL_GPIO_ReadPin(GPIOC, GPIO_PIN_3) == GPIO_PIN_SET)
{
pin = pin+1;
}
pin = pin*2;
return pin;
}