dac_drv.h

Go to the documentation of this file.

//******************************************************************************
//******************************************************************************


#ifndef _DAC_DRV_H_
#define _DAC_DRV_H_

//_____ I N C L U D E S ____________________________________________________


//_____ M A C R O S ________________________________________________________


#define Dac_enable()                         (DACON |= (1<<DAEN))

#define Dac_disable()                        (DACON &= ~(1<<DAEN))

#define Dac_right_adjust_input()             (DACON  &= ~(1<<DALA))
#define Dac_left_adjust_input()              (DACON  |=  (1<<DALA))


#define Dac_enable_output()                  (DACON  |=  (1<<DAOE))
#define Dac_disable_output()                 (DACON  &= ~(1<<DAOE))

#define Dac_set_8_bits(dac_in)               (DACH = (U8)(dac_in))
#define Dac_set_10_bits(dac_in)              (DACL = Low((U16)(dac_in)), DACH = High((U16)(dac_in)))

#define Dac_start_left() \
      DACON = (0<<DAATE)| /* DAC Auto Trigger Enable bit */ \
              (0<<DATS0)| /* DAC Trigger Selection bits */ \
              (0<<DALA) | /* Digital to Analog Left Adjust */ \
              (1<<DAOE) | /* Digital to Analog Output Enable bit */\
              (1<<DAEN);  /* DAC Enable */

#define Dac_start_right() \
      DACON = (0<<DAATE)| /* DAC Auto Trigger Enable bit */ \
              (0<<DATS0)| /* DAC Trigger Selection bits */ \
              (1<<DALA) | /* Digital to Analog Left Adjust */ \
              (1<<DAOE) | /* Digital to Analog Output Enable bit */\
              (1<<DAEN);  /* DAC Enable */

#define Dac_set_value(param) \
       DACL = Low(param); \
       DACH = High(param);

#define Dac_config() \
      DACON = (DAC_AUTOTRIG_ENABLE_VALUE<<DAATE)| \
              (DAC_TRIGGER_SELECTION<<DATS0)| \
              (DAC_LEFT_ADJUST_VALUE<<DALA) | \
              (DAC_OUTPUT_ENABLE_VALUE<<DAOE) | \
              (DAC_ENABLE_VALUE<<DAEN);
       

//_____ D E F I N I T I O N S ______________________________________________
#define DAC_AUTOTRIG_DISABLE  0
#define DAC_AUTOTRIG_ENABLE   1

#define DAC_TRIG_WITH_COMP0   0
#define DAC_TRIG_WITH_COMP1   1
#define DAC_TRIG_WITH_INT0    2
#define DAC_TRIG_WITH_TCCM0   3
#define DAC_TRIG_WITH_TCOVF0  4
#define DAC_TRIG_WITH_TCCM1   5
#define DAC_TRIG_WITH_TCOVF1  6
#define DAC_TRIG_WITH_TCCAP1  7

#define DAC_RIGHT_ADJUST      0
#define DAC_LEFT_ADJUST       1

#define DAC_OUTPUT_DISABLE    0
#define DAC_OUTPUT_ENABLE     1

#define DAC_DISABLE           0
#define DAC_ENABLE            1

//_____ F U N C T I O N S __________________________________________________

void init_dac(void);



#endif  // _DAC_DRV_H_

---