Dmitry Shalnoff's Git Repository - ETG_Helmet/blob - SOFTWARE/UTILS/fast-gpio/include/fastpwm.h

   1 #ifndef _FAST_PWM_H_
   2 #define _FAST_PWM_H_
   3
   4 #include <module.h>
   5 #include <fastgpio.h>
   6 #include <fastgpioomega.h>
   7 #include <fastgpioomega2.h>
   8 #include <unistd.h>
   9
  10
  11 #define DEFAULT_FREQ                            200
  12 #define DEFAULT_DUTY_CYCLE                      50
  13
  14
  15 class FastPwm : public Module {
  16 public:
  17         FastPwm(void);
  18         FastPwm(int freq, int duty, unsigned int cycles);
  19         ~FastPwm(void);
  20
  21         void    Reset                   (void);
  22
  23         void    Pwm                             (int pinNum);
  24         void    Pwm                             (int pinNum, int freq, int duty, unsigned int cycles);
  25
  26
  27 private:
  28         // private functions
  29         void    _SetupPeriods   (int frequency, int duty, unsigned int cycles);
  30         void    _Sleep                  (double length);
  31
  32         void    _Pwm                    (int pinNum);
  33
  34         // private members
  35         // The way it was before
  36         // FastGpio     gpio;
  37
  38         //Create a pointer to the base class
  39         //Instantiate it in the constructor
  40         FastGpio * gpio;
  41
  42         int             bSetup;
  43         double          freq;
  44         double          dutyCycle;
  45
  46         double          period;
  47         double          periodLow;
  48         double          periodHigh;
  49
  50         unsigned int    myCycles;
  51 };
  52
  53
  54 #endif  // _FAST_PWM_H_