api_rt_adc.c 2.3 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101
  1. #include "api_rt_adc.h"
  2. #include "api_rt_pwm.h"
  3. #include "gd32f30x.h"
  4. ApiRtAdc_Handle Adcs[3];
  5. /* ========================================================================== */
  6. /* ============================ Api RT Functions ============================ */
  7. /* ========================================================================== */
  8. void iRtAdc_Init(void)
  9. {
  10. // ADC0 Regular
  11. Adcs[0].AdcBase = ADC0;
  12. Adcs[0].DmaBase = DMA0;
  13. Adcs[0].DmaChannelBase = DMA_CH0;
  14. for (int i = 0; i < ADC_RESULT_SIZE; i++)
  15. {
  16. Adcs[0].Results[i] = 0;
  17. }
  18. // ADC0 Injected
  19. Adcs[1].AdcBase = ADC0;
  20. for (int i = 1; i < ADC_RESULT_SIZE; i++)
  21. {
  22. Adcs[1].Results[i] = 0;
  23. }
  24. // ADC1 Injected
  25. Adcs[2].AdcBase = ADC1;
  26. for (int i = 0; i < ADC_RESULT_SIZE; i++)
  27. {
  28. Adcs[2].Results[i] = 0;
  29. }
  30. };
  31. void iRtAdc_CompleteIsr(uint8_t devIndex)
  32. {
  33. /* 处理同步采样的逻辑 */
  34. iRtPwm_SyncSamplingAdcIsr(0);
  35. if (Adcs[devIndex].CompleteISR.Action != 0)
  36. {
  37. Adcs[devIndex].CompleteISR.Action();
  38. }
  39. }
  40. /* ========================================================================== */
  41. /* ============================== API Functions ============================= */
  42. /* ========================================================================== */
  43. uint16_t iAdc_GetResult(uint8_t devIndex, uint8_t channelIndex)
  44. {
  45. return Adcs[devIndex].Results[channelIndex];
  46. }
  47. uint16_t* iAdc_GetResultPointer(uint8_t devIndex)
  48. {
  49. return Adcs[devIndex].Results;
  50. }
  51. void iAdc_Enable(uint8_t devIndex)
  52. {
  53. if(RESET == (ADC_CTL1(Adcs[devIndex].AdcBase) & ADC_CTL1_ADCON)){
  54. ADC_CTL1(Adcs[devIndex].AdcBase) |= (uint32_t)ADC_CTL1_ADCON;
  55. }
  56. }
  57. void iAdc_Disable(uint8_t devIndex)
  58. {
  59. ADC_CTL1(Adcs[devIndex].AdcBase) &= ~((uint32_t)ADC_CTL1_ADCON);
  60. }
  61. ApiAdc_Status iAdc_GetStatus(uint8_t devIndex)
  62. {
  63. if (ADC_STAT(Adcs[devIndex].AdcBase) & ADC_STAT_EOC != 0)
  64. {
  65. return ApiAdc_End;
  66. }
  67. else
  68. {
  69. return ApiAdc_Converting;
  70. }
  71. }
  72. void iAdc_Convert(uint8_t devIndex)
  73. {
  74. //for regular only
  75. ADC_CTL1(Adcs[devIndex].AdcBase) |= ADC_CTL1_SWRCST;
  76. }
  77. int8_t iAdc_ChannelGroupSwitch(uint8_t devIndex, uint8_t groupIndex)
  78. {
  79. return 0;
  80. }
  81. void iAdc_EnableConversionInterrupt(uint8_t devIndex)
  82. {
  83. }
  84. void iAdc_EnableHardwareTrigger(uint8_t devIndex);
  85. void iAdc_DisableHardwareTrigger(uint8_t devIndex);