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adc

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TuxMonkey
2025-11-20 17:37:07 +08:00
parent a5428702d7
commit bc248a88f7
2 changed files with 16 additions and 6 deletions
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7
User_Code/bsp/adc/bsp_adc.c
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@@ -28,10 +28,8 @@ __attribute__((section (".AXI_SRAM"))) uint16_t ADC_Voltage_Val[2];
*/
void BSP_ADC_Init(void)
{
HAL_ADCEx_Calibration_Start(&hadc1, ADC_CALIB_OFFSET, ADC_SINGLE_ENDED);
HAL_ADC_Start_DMA(&hadc1, (uint32_t *) ADC_Voltage_Val, 2);
}
//------------------------------------------------------------------------------
@@ -43,11 +41,8 @@ void BSP_ADC_Init(void)
*/
float USER_ADC_Voltage_Update(void)
{
float Voltage;
Voltage = (ADC_Voltage_Val[0] * 3.3f / 65535) * 11.0f;
auto Voltage = (ADC_Voltage_Val[0] * 3.3f / 65535) * 11.0f;
return Voltage;
}
//------------------------------------------------------------------------------