adc.c File Reference

#include "eRTK.h"
#include "adc.h"

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Functions
uint16_t	adc_get (uint8_t mux)
uint16_t	adc_wait (uint8_t mux)

Function Documentation

uint16_t adc_get

(

uint8_t

mux

)

Definition at line 124 of file adc.c.

                                { //holen des aktuellen wandlungswertes
  uint16_t val=-1;
  register tadc * padc=adc_cntrl;
  while( padc<adc_cntrl+ANZ_ADC ) {
    if( padc->mux==mux ) {
      ATOMIC_BLOCK( ATOMIC_RESTORESTATE ) {
        val=padc->value;
        break;
       }
     }
    ++padc;
   }
  return val;
 }

uint16_t adc_wait

(

uint8_t

mux

)

Definition at line 139 of file adc.c.

                                 { //warten bis auf diesem kanal eine neue messung vorliegt und dann liefern
  register tadc * padc=adc_cntrl;
  while( padc<adc_cntrl+ANZ_ADC ) {
    if( padc->mux==mux ) { //dieser kanal
      uint8_t tid=eRTK_GetTid();
      uint8_t m_sc;
      ATOMIC_BLOCK( ATOMIC_RESTORESTATE ) {
        padc->tid=tid;
        m_sc=padc->scaler;
        if( !m_sc ) {
          padc->scaler=1; //damit er im naechsten takt wandelt
         }
        eRTK_SetSuspended( tid );
        eRTK_scheduler();
       }
      padc->scaler=m_sc;
      return padc->value;
     }
    ++padc;
   }
  deadbeef( SYS_UNKNOWN );
  return 0;
 }

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