src/Timer16.h

   1 #ifndef AVR_TIMER16_H
   2 #define AVR_TIMER16_H
   3
   4 #include "Types.h"
   5 #include "Hardware.h"
   6 #include <string>
   7
   8 namespace avr {
   9
  10         /**
  11          * @author Tom Haber
  12          * @date May 2, 2008
  13          * @brief 16-bit timers
  14          *
  15          * 16-bit timers
  16          */
  17         class Timer16 : public Hardware {
  18                 public:
  19                         Timer16(Bus & bus, unsigned char tovmask);
  20
  21                 public:
  22                         bool attachReg(const char *name, IORegister *reg);
  23                         void regChanged( IORegister *reg );
  24                         void step();
  25
  26                 private:
  27                         void flushOCRn();
  28                         void setClock(unsigned char tccr);
  29
  30                 private:
  31                         unsigned char tovmask;
  32                         int direction;
  33
  34                         word tcnt;
  35                         bool blockCompareMatch;
  36                         unsigned char timerMode;
  37                         unsigned char compareMode;
  38                         int period;
  39
  40                 private:
  41                         IORegister *tcntl;
  42                         IORegister *tcnth;
  43                         IORegister *tccr;
  44                         IORegister *tifr;
  45         };
  46
  47         inline Timer16::Timer16(Bus & bus, unsigned char tovmask)
  48                 : Hardware(bus), tovmask(tovmask), direction(1) {
  49                 blockCompareMatch = false;
  50                 timerMode = 0;
  51                 compareMode = 0;
  52                 period = 0;
  53         }
  54
  55 }
  56
  57 #endif /*AVR_TIMER16_H*/