src/ADC.h

   1 #ifndef AVR_ADCONVERTER_H
   2 #define AVR_ADCONVERTER_H
   3
   4 #include "Hardware.h"
   5
   6 namespace avr {
   7
   8         /**
   9          * @author Tom Haber
  10          * @date May 27, 2008
  11          * @brief Analog-Digital Converter
  12          */
  13         class ADC: public avr::Hardware {
  14                 public:
  15                         ADC(Bus & bus, unsigned int ccVec);
  16                         ~ADC();
  17
  18                 public:
  19                         bool attachReg(const char *name, IORegister *reg);
  20                         bool finishBuild();
  21                         void regChanged( IORegister *reg );
  22                         void step();
  23                         void reset();
  24                         void beforeInvokeInterrupt(unsigned int vector);
  25
  26                 private:
  27                         void setAdcsr(unsigned char val);
  28                         float refVoltage() const;
  29
  30                 private:
  31                         IORegister *admux;
  32                         IORegister *adcsr;
  33                         IORegister *adch;
  34                         IORegister *adcl;
  35
  36                 private:
  37                         unsigned char adcsr_old;
  38                         unsigned int ccVec;
  39                         unsigned int prescaler;
  40
  41                         int clk;
  42                         float sample;
  43         };
  44
  45 }
  46
  47 #endif /* AVR_ADCONVERTER_H */