MSP430F5529 ADC12_A初始化参考

1万 · 2020-11-6 11:24

typedef struct ADC_MemMap
{
  union
  {
uint16_t CTL0;
struct
{
   uint16_t SC          :1;  /* ADC12 Start Conversion */
   uint16_t ENC          :1;  /* ADC12 Enable Conversion */
   uint16_t TOVIE       :1;  /* ADC12 Timer Overflow interrupt enable */
   uint16_t OVIE          :1;  /* ADC12 Overflow interrupt enable */
   uint16_t ON          :1;  /* ADC12 On/enable */
   uint16_t ADCREFON    :1;  /* ADC12 Reference on */
   uint16_t REF2_5V       :1;  /* ADC12 Ref 0:1.5V / 1:2.5V */
   uint16_t MSC          :1;  /* ADC12 Multiple SampleConversion */
   uint16_t SHT0          :4;  /* ADC12 Sample Hold 0 Select  */
   uint16_t SHT1          :4;  /* ADC12 Sample Hold 1 Select  */
};
  };
  union
  {
uint16_t CTL1;
struct
{
   uint16_t ADBUSY       :1; /* ADC12 Busy */
   uint16_t CONSEQ       :2; /* ADC12 Conversion Sequence Select  */
   uint16_t SSEL          :2; /* ADC12 Clock Source Select  */
   uint16_t DIV          :3; /* ADC12 Clock Divider Select  */
   uint16_t ISSH          :1; /* ADC12 Invert Sample Hold Signal */
   uint16_t SHP          :1; /* ADC12 Sample/Hold Pulse Mode */
   uint16_t SHS          :2; /* ADC12 Sample/Hold Source  */
   uint16_t CSTARTADD    :4; /* ADC12 Conversion Start Address  */
};
  };
  union
  {
uint16_t CTL2;
struct
{
   uint16_t REFBURST    :1; /* ADC12+ Reference Burst */
   uint16_t ADCREFOUT    :1; /* ADC12+ Reference Out */
   uint16_t SR          :1; /* ADC12+ Sampling Rate */
   uint16_t DF          :1; /* ADC12+ Data Format */
   uint16_t RES          :2; /* ADC12+ Resolution  */
   uint16_t TCOFF       :1; /* ADC12+ Temperature Sensor Off */
   uint16_t PDIV          :1; /* ADC12+ predivider 0:/1 1:/4 */
};
  };
  uint16_t RESERVED_1[2];
  uint16_t IFG;
  uint16_t IE;
  uint16_t IV;
  struct
  {
   uint8_t INCH          :4;    /* ADC12 Input Channel Select*/
   uint8_t REF          :3;    /* ADC12 Select Reference  */
   uint8_t EOS          :1;    /* ADC12 End of Sequence */
  }MCTL[16];
  uint16_t MEM[16];
}volatile * ADC_MemMapPtr;
#define ADC12_SSEL_ADC12OSC    0
#define ADC12_SSEL_ACLK          1
#define ADC12_SSEL_MCLK          2
#define ADC12_SSEL_SMCLK       3
#define ADC12_SREF_0          0
#define ADC12_SREF_1          1
#define ADC12_SREF_2          2
#define ADC12_SREF_3          3
#define ADC12_SREF_4          4
#define ADC12_SREF_5          5
#define ADC12_SREF_6          6
#define ADC12_SREF_7          7
#define ADC_BASE_PTR                   ((ADC_MemMapPtr)__MSP430_BASEADDRESS_ADC12_PLUS__)