Pulsesensor stm32心率程序

调试代码： /**打印实测电压值printf("\r\nCH0 Value = %f V\r\n", ADC_ConvertValueLocal[0]); printf("\r\nCH1 Value = %f V\r\n", ADC_ConvertValueLocal[1]); printf("\r\nCH2 Value = %f V\r\n", ADC_ConvertValueLocal[2]); printf("AAA%d", (int)ADC_ConvertValueLocal[3]); printf("%f", ADC_ConvertValueLocal[3]); printf("AAA%d%d%d%d", a1, a2, a3, a4); printf("AAA%d", (int)ADC_ConvertValueLocal[5]); printf("\r\n\r\n"); a1 = (int)(ADC_ConvertValue[2] / 1000); a2 = (int)(ADC_ConvertValue[2] % 1000 / 100); a3 = (int)(ADC_ConvertValue[2] % 1000 % 100 / 10); a4 = (int)(ADC_ConvertValue[2] % 1000 % 100 % 10); ADC_ConvertValueLocal[0] = (float)ADC_ConvertValue[0]; ADC_ConvertValueLocal[1] = (float)ADC_ConvertValue[1] / 4096 * 3.3; ADC_ConvertValueLocal[3] = (int)ADC_ConvertValue[3]; ADC_ConvertValueLocal[4] = (float)ADC_ConvertValue[4] * 100 / 4096 * 3.3; ADC_ConvertValueLocal[5] = (float)ADC_ConvertValue[5] * 10 / 4096 * 3.3;*/ 引脚接线：PA0 -- OUTPUT VIN -- 3.3V GND -- GND