ST 官方示例ADC_AnalogWatchdog缺少GPIOC时钟使能?
ADC/AnalogWatchdog/main.c
/**
* @brief Configures the different system clocks.
* @param None
* @retval None
*/
void RCC_Configuration(void)
{
#if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL) || defined (STM32F10X_HD_VL)
/* ADCCLK = PCLK2/2 */
RCC_ADCCLKConfig(RCC_PCLK2_Div2);
#else
/* ADCCLK = PCLK2/4 */
RCC_ADCCLKConfig(RCC_PCLK2_Div4);
#endif
/* Enable peripheral clocks --------------------------------------------------*/
/* Enable ADC1 and GPIO_LED clock */
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE); //只对ADC1进行时钟使能,
//却未使能ADC12_IN14对应的端口GPIOC使能,有什么说法吗?
}
RE:ST 官方示例ADC_AnalogWatchdog缺少GPIOC时钟使能?
这个在配置GPIO的时候会有PC口的操作的,你可以看看整个工程。
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