STM32F373的SDADC增益设置问题

2019-07-20 09:51发布

需要用到STM32F373中的SDADC1和SDADC2,而且需要把SDADC1的增益设置为32,而SDADC2设置增益为1;程序如下,发现SDADC1的增益设置不成功,不知哪里出错了


  /*Analog Input configuration conf0: use single ended zero reference */
        SDADC_AINStructTypeDef  SDADC1_AINStructure;
        SDADC_AINStructTypeDef  SDADC2_AINStructure;
       
  SDADC2_AINStructure.SDADC_InputMode = SDADC_InputMode_SEZeroReference;
        SDADC2_AINStructure.SDADC_Gain = SDADC_Gain_1;
  SDADC2_AINStructure.SDADC_CommonMode = SDADC_CommonMode_VSSA;
  SDADC2_AINStructure.SDADC_Offset = 0;
  SDADC_AINInit(POT_SDADC2, SDADC_Conf_0, &SDADC2_AINStructure);  
       
        SDADC1_AINStructure.SDADC_InputMode = SDADC_InputMode_SEZeroReference;
        SDADC1_AINStructure.SDADC_Gain = SDADC_Gain_32;
  SDADC1_AINStructure.SDADC_CommonMode = SDADC_CommonMode_VSSA;
  SDADC1_AINStructure.SDADC_Offset = 0;
        SDADC_AINInit(POT_SDADC1, SDADC_Conf_0, &SDADC1_AINStructure);


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