msp430adc12p.nc

来自「tinyos-2.0源代码！转载而已！要的尽管拿！」· NC 代码 · 共 506 行 · 第 1/2 页

        enc: 0,
        adc12tovie: 0,
        adc12ovie: 0,
        adc12on: 1,
        refon: call HplAdc12.getRefon(),
        r2_5v: call HplAdc12.isRef2_5V(),
        msc: (jiffies == 0) ? 1 : 0,
        sht0: config->sht,
        sht1: config->sht
      };
      adc12ctl1_t ctl1 = {
        adc12busy: 0,
        conseq: 2,
        adc12ssel: config->adc12ssel,
        adc12div: config->adc12div,
        issh: 0,
        shp: 1,
        shs: (jiffies == 0) ? 0 : 1,
        cstartadd: 0
      };
      adc12memctl_t memctl = {
        inch: config->inch,
        sref: config->sref,
        eos: 1
      };        
      conversionMode = SINGLE_DATA_REPEAT;
      configureAdcPin( config->inch );
      call HplAdc12.setCtl0(ctl0);
      call HplAdc12.setCtl1(ctl1);
      call HplAdc12.setMCtl(0, memctl);
      call HplAdc12.setIEFlags(0x01);
      if (jiffies){
        atomic flags |= TIMERA_USED;   
        prepareTimerA(jiffies, config->sampcon_ssel, config->sampcon_id);
      }     
      call HplAdc12.startConversion();
      if (jiffies)
        startTimerA(); // go!
    }
    return result;
  }

  async command error_t SingleChannel.getMultipleData[uint8_t id](
      const msp430adc12_channel_config_t *config,
      uint16_t *buf, uint16_t length, uint16_t jiffies)
  {
    error_t result;
#ifdef CHECK_ARGS
    if (!config || !buf || !length || jiffies == 1 || jiffies == 2)
      return EINVAL;
#endif
    if ((result = clientAccessRequest(id)) == SUCCESS)
    {
      adc12ctl0_t ctl0 = { 
        adc12sc: 0,
        enc: 0,
        adc12tovie: 0,
        adc12ovie: 0,
        adc12on: 1,
        refon: call HplAdc12.getRefon(),
        r2_5v: call HplAdc12.isRef2_5V(),
        msc: (jiffies == 0) ? 1 : 0,
        sht0: config->sht,
        sht1: config->sht
      };
      adc12ctl1_t ctl1 = {
        adc12busy: 0,
        conseq: (length > 16) ? 3 : 1,
        adc12ssel: config->adc12ssel,
        adc12div: config->adc12div,
        issh: 0,
        shp: 1,
        shs: (jiffies == 0) ? 0 : 1,
        cstartadd: 0
      };
      adc12memctl_t memctl = {
        inch: config->inch,
        sref: config->sref,
        eos: 0
      };        
      uint16_t i, mask = 1;
      conversionMode = MULTIPLE_DATA;
      atomic {
        resultBuffer = buf;
        resultBufferLength = length;
        resultBufferIndex = 0;
      }    
      configureAdcPin( config->inch );
      call HplAdc12.setCtl0(ctl0);
      call HplAdc12.setCtl1(ctl1);
      for (i=0; i<(length-1) && i < 15; i++)
        call HplAdc12.setMCtl(i, memctl);
      memctl.eos = 1;  
      call HplAdc12.setMCtl(i, memctl);
      call HplAdc12.setIEFlags(mask << i);        
      
      if (jiffies){
        atomic flags |= TIMERA_USED;
        prepareTimerA(jiffies, config->sampcon_ssel, config->sampcon_id);
      }      
      call HplAdc12.startConversion();
      if (jiffies)
        startTimerA(); // go!
    }
    return result;
  }

  async command error_t SingleChannel.getMultipleDataRepeat[uint8_t id](
      const msp430adc12_channel_config_t *config,
      uint16_t *buf, uint8_t length, uint16_t jiffies)
  {
    error_t result;
#ifdef CHECK_ARGS
    if (!config || !buf || !length || length > 16 || jiffies == 1 || jiffies == 2)
      return EINVAL;
#endif
    if ((result = clientAccessRequest(id)) == SUCCESS)
    {
      adc12ctl0_t ctl0 = { 
        adc12sc: 0,
        enc: 0,
        adc12tovie: 0,
        adc12ovie: 0,
        adc12on: 1,
        refon: call HplAdc12.getRefon(),
        r2_5v: call HplAdc12.isRef2_5V(),
        msc: (jiffies == 0) ? 1 : 0,
        sht0: config->sht,
        sht1: config->sht
      };
      adc12ctl1_t ctl1 = {
        adc12busy: 0,
        ctl1.conseq = 3,
        adc12ssel: config->adc12ssel,
        adc12div: config->adc12div,
        issh: 0,
        shp: 1,
        shs: (jiffies == 0) ? 0 : 1,
        cstartadd: 0
      };
      adc12memctl_t memctl = {
        inch: config->inch,
        sref: config->sref,
        eos: 0
      };        
      uint16_t i, mask = 1;
      conversionMode = MULTIPLE_DATA_REPEAT;
      atomic { 
        resultBuffer = buf;
        resultBufferLength = length;
        resultBufferIndex = 0;            
      }
      configureAdcPin( config->inch );
      call HplAdc12.setCtl0(ctl0);
      call HplAdc12.setCtl1(ctl1);
      for (i=0; i<(length-1) && i < 15; i++)
        call HplAdc12.setMCtl(i, memctl);
      memctl.eos = 1;  
      call HplAdc12.setMCtl(i, memctl);
      call HplAdc12.setIEFlags(mask << i);        
      
      if (jiffies){
        atomic flags |= TIMERA_USED;
        prepareTimerA(jiffies, config->sampcon_ssel, config->sampcon_id);
      }      
      call HplAdc12.startConversion();
      if (jiffies)
        startTimerA(); // go!
    }
    return result;
  }

  async event void TimerA.overflow(){}
  async event void CompareA0.fired(){}
  async event void CompareA1.fired(){}

  
  async event void HplAdc12.conversionDone(uint16_t iv)
  {
    switch (conversionMode) 
    { 
      case SINGLE_DATA:
        stopConversionSingleChannel();
        signal SingleChannel.singleDataReady[clientID](call HplAdc12.getMem(0));
        break;
      case SINGLE_DATA_REPEAT:
        {
          error_t repeatContinue;
          repeatContinue = signal SingleChannel.singleDataReady[clientID](
                call HplAdc12.getMem(0));
          if (repeatContinue == FAIL)
            stopConversionSingleChannel();
          break;
        }
      case MULTIPLE_DATA:
        {
          uint16_t i = 0, length;
          if (resultBufferLength - resultBufferIndex > 16) 
            length = 16;
          else
            length = resultBufferLength - resultBufferIndex;
          do {
            *resultBuffer++ = call HplAdc12.getMem(i);
          } while (++i < length);
          resultBufferIndex += length;
              
          if (resultBufferLength - resultBufferIndex > 15)
            return;
          else if (resultBufferLength - resultBufferIndex > 0){
            adc12memctl_t memctl = call HplAdc12.getMCtl(0);
            memctl.eos = 1;
            call HplAdc12.setMCtl(resultBufferLength - resultBufferIndex, memctl);
          } else {
            stopConversionSingleChannel();
            signal SingleChannel.multipleDataReady[clientID](
                resultBuffer - resultBufferLength, resultBufferLength);
          }
        }
        break;
      case MULTIPLE_DATA_REPEAT:
        {
          uint8_t i = 0;
          do {
            *resultBuffer++ = call HplAdc12.getMem(i);
          } while (++i < resultBufferLength);
          
          resultBuffer = signal SingleChannel.multipleDataReady[clientID](
              resultBuffer-resultBufferLength,
                    resultBufferLength);
          if (!resultBuffer)  
            stopConversionSingleChannel();
          break;
        }
      } // switch
  }

  default async event error_t SingleChannel.singleDataReady[uint8_t id](uint16_t data)
  {
    return FAIL;
  }
  
  default async event uint16_t* SingleChannel.multipleDataReady[uint8_t id](
      uint16_t *buf, uint16_t length)
  {
    return 0;
  }
  
  async event void HplAdc12.memOverflow(){}
  async event void HplAdc12.conversionTimeOverflow(){}

}