stm32f103rct6 PC12
时间: 2023-08-21 17:08:31 浏览: 40
STM32F103RCT6的PC12引脚可以用来连接OLED的SCL接口。在OLED.c文件中,将引脚配置和引脚初始化中的相关代码修改为以下形式:
```
/*引脚配置*/
#define OLED_W_SCL(x) GPIO_WriteBit(GPIOC, GPIO_Pin_12, (BitAction)(x))
/*引脚初始化*/
void OLED_I2C_Init(void) {
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);
GPIO_InitTypeDef GPIO_InitStructure;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_Init(GPIOC, &GPIO_InitStructure);
OLED_W_SCL(1);
}
```
这样就可以通过PC12引脚连接OLED的SCL接口了。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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