timer16_drv.h

AVR开发板 C实现 液晶 can总线控制及其他外围电路源代码

    // ----------
#       define Timer16_set_compare_force_a()    ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C |= (1<<FOC1A)) : (TCCR3C |= (1<<FOC3A)) )
#       define Timer16_set_compare_force_b()    ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C |= (1<<FOC1B)) : (TCCR3C |= (1<<FOC3B)) )
#       define Timer16_set_compare_force_c()    ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C |= (1<<FOC1C)) : (TCCR3C |= (1<<FOC3C)) )
#       define Timer16_clear_compare_force_a()  ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C &= ~(1<<FOC1A ) : (TCCR3C &= ~(1<<FOC3A)) )
#       define Timer16_clear_compare_force_b()  ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C &= ~(1<<FOC1B)) : (TCCR3C &= ~(1<<FOC3B)) )
#       define Timer16_clear_compare_force_c()  ((timer16_selected==TIMER16_1)? \
                                                    (TCCR1C &= ~(1<<FOC1C)) : (TCCR3C &= ~(1<<FOC3C)) )
#       define Timer16_get_compare_force_a()    ((timer16_selected==TIMER16_1)? \
                                                    ((TCCR1C & (1<<FOC1A)) >> FOC1A) : ((TCCR3C & (1<<FOC3A)) >> FOC3A) )
#       define Timer16_get_compare_force_b()    ((timer16_selected==TIMER16_1)? \
                                                    ((TCCR1C & (1<<FOC1B)) >> FOC1B) : ((TCCR3C & (1<<FOC3B)) >> FOC3B) )
#       define Timer16_get_compare_force_c()    ((timer16_selected==TIMER16_1)? \
                                                    ((TCCR1C & (1<<FOC1C)) >> FOC1C) : ((TCCR3C & (1<<FOC3C)) >> FOC3C) )
    // ----------
#       define Timer16_overflow_it_enable()     ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 |= (1<<TOIE1)) : (TIMSK3 |= (1<<TOIE3)) )
#       define Timer16_overflow_it_disable()    ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 &= ~(1<<TOIE1)) : (TIMSK3 &= ~(1<<TOIE3)) )
#       define Timer16_compare_a_it_enable()    ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 |= (1<<OCIE1A)) : (TIMSK3 |= (1<<OCIE3A)) )
#       define Timer16_compare_a_it_disable()   ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 &= ~(1<<OCIE1A)) : (TIMSK3 &= ~(1<<OCIE3A)) )
#       define Timer16_compare_b_it_enable()    ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 |= (1<<OCIE1B)) : (TIMSK3 |= (1<<OCIE3B)) )
#       define Timer16_compare_b_it_disable()   ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 &= ~(1<<OCIE1B)) : (TIMSK3 &= ~(1<<OCIE3B)) )
#       define Timer16_compare_c_it_enable()    ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 |= (1<<OCIE1C)) : (TIMSK3 |= (1<<OCIE3C)) )
#       define Timer16_compare_c_it_disable()   ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 &= ~(1<<OCIE1C)) : (TIMSK3 &= ~(1<<OCIE3C)) )
#       define Timer16_capture_it_enable()      ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 |= (1<<ICIE1)) : (TIMSK3 |= (1<<ICIE3)) )
#       define Timer16_capture_it_disable()     ((timer16_selected==TIMER16_1)? \
                                                    (TIMSK1 &= ~(1<<ICIE1)) : (TIMSK3 &= ~(1<<ICIE3)) )
#       define Timer16_get_overflow_it_mask()   ((timer16_selected==TIMER16_1)? \
                                                    ((TIMSK1 & (1<<TOIE1)) >> TOIE1) : ((TIMSK3 & (1<<TOIE3)) >> TOIE3) )
#       define Timer16_get_compare_a_it_mask()  ((timer16_selected==TIMER16_1)? \
                                                    ((TIMSK1 & (1<<OCIE1A)) >> OCIE1A) : ((TIMSK3 & (1<<OCIE3A)) >> OCIE3A) )
#       define Timer16_get_compare_b_it_mask()  ((timer16_selected==TIMER16_1)? \
                                                    ((TIMSK1 & (1<<OCIE1B)) >> OCIE1B) : ((TIMSK3 & (1<<OCIE3B)) >> OCIE3B) )
#       define Timer16_get_compare_c_it_mask()  ((timer16_selected==TIMER16_1)? \
                                                    ((TIMSK1 & (1<<OCIE1C)) >> OCIE1C) : ((TIMSK3 & (1<<OCIE3C)) >> OCIE3C) )
#       define Timer16_get_capture_it_mask()    ((timer16_selected==TIMER16_1)? \
                                                    ((TIMSK1 & (1<<ICIE1)) >> ICIE1) : ((TIMSK3 & (1<<ICIE3)) >> ICIE3) )
    // ----------
#       define Timer16_clear_overflow_it()      ((timer16_selected==TIMER16_1)? \
                                                    (TIFR1 |= (1<<TOV1)) : (TIFR3 |= (1<<TOV3)) )
#       define Timer16_clear_compare_a_it()     ((timer16_selected==TIMER16_1)? \
                                                    (TIFR1 |= (1<<OCF1A)) : (TIFR3 |= (1<<OCF3A)) )
#       define Timer16_clear_compare_b_it()     ((timer16_selected==TIMER16_1)? \
                                                    (TIFR1 |= (1<<OCF1B)) : (TIFR3 |= (1<<OCF3B)) )
#       define Timer16_clear_compare_c_it()     ((timer16_selected==TIMER16_1)? \
                                                    (TIFR1 |= (1<<OCF1C)) : (TIFR3 |= (1<<OCF3C)) )
#       define Timer16_clear_capture_it()       ((timer16_selected==TIMER16_1)? \
                                                    (TIFR1 |= (1<<ICF1)) : (TIFR3 |= (1<<ICF3)) )
#       define Timer16_get_overflow_it()        ((timer16_selected==TIMER16_1)? \
                                                    ((TIFR1 & (1<<TOV1)) >> TOV1) : ((TIFR3 & (1<<TOV3)) >> TOV3) )
#       define Timer16_get_compare_a_it()       ((timer16_selected==TIMER16_1)? \
                                                    ((TIFR1 & (1<<OCF1A)) >> OCF1A) : ((TIFR3 & (1<<OCF3A)) >> OCF3A) )
#       define Timer16_get_compare_b_it()       ((timer16_selected==TIMER16_1)? \
                                                    ((TIFR1 & (1<<OCF1B)) >> OCF1B) : ((TIFR3 & (1<<OCF3B)) >> OCF3B) )
#       define Timer16_get_compare_c_it()       ((timer16_selected==TIMER16_1)? \
                                                    ((TIFR1 & (1<<OCF1C)) >> OCF1C) : ((TIFR3 & (1<<OCF3C)) >> OCF3C) )
#       define Timer16_get_capture_it()         ((timer16_selected==TIMER16_1)? \
                                                    ((TIFR1 & (1<<ICF1)) >> ICF1) : ((TIFR3 & (1<<ICF3)) >> ICF3) )

    #else
        #error USE_TIMER16 definition is not referenced in "timer16_drv.h" file
#endif

//_____ T I M E R   D E F I N I T I O N S ______________________________________

    // ---------- Pre-definitions for "conf" field for Timer16_set(get)_mode_output_x(conf) macros
#define TIMER16_COMP_MODE_NORMAL    (0)
#define TIMER16_COMP_MODE_TOGGLE    (1)
#define TIMER16_COMP_MODE_CLEAR_OC  (2)
#define TIMER16_COMP_MODE_SET_OC    (3)
#define TIMER16_COMP_MODE_MASK_A    (3<<COM1A0)
#define TIMER16_COMP_MODE_MASK_B    (3<<COM1B0)
#define TIMER16_COMP_MODE_MASK_C    (3<<COM1C0)
    // ---------- Pre-definitions for "conf" field for Timer16_set_waveform_mode(conf) macro
#define TIMER16_WGM_NORMAL          (0)
#define TIMER16_WGM_CTC_OCR         (4)
#define TIMER16_WGM_CTC_ICR         (12)
#define TIMER16_WGM_PWM_PC8         (1)
#define TIMER16_WGM_PWM_PC9         (2)
#define TIMER16_WGM_PWM_PC10        (3)
#define TIMER16_WGM_PWM_PC_ICR      (10)
#define TIMER16_WGM_PWM_PC_OCR      (11)
#define TIMER16_WGM_PWM_PFC_ICR     (8)
#define TIMER16_WGM_PWM_PFC_OCR     (9)
#define TIMER16_WGM_FAST_PWM8       (5)
#define TIMER16_WGM_FAST_PWM9       (6)
#define TIMER16_WGM_FAST_PWM10      (7)
#define TIMER16_WGM_FAST_PWM_ICR    (14)
#define TIMER16_WGM_FAST_PWM_OCR    (15)
#define TIMER16_WGM_RA_MASK         (3<<WGM10)
#define TIMER16_WGM_RB_MASK         (3<<WGM12)
    // ---------- Pre-definitions for "value" field for Timer16_set_clock(value) macro
#define TIMER16_NO_CLOCK                 (0)
#define TIMER16_CLKIO_BY_1               (1)
#define TIMER16_CLKIO_BY_8               (2)
#define TIMER16_CLKIO_BY_64              (3)
#define TIMER16_CLKIO_BY_256             (4)
#define TIMER16_CLKIO_BY_1024            (5)
#define TIMER16_EXT_CLOCK_FALLING_EDGE   (6)
#define TIMER16_EXT_CLOCK_RISING_EDGE    (7)
#define TIMER16_CLK_MASK                 (7<<CS10)


//_____ D E C L A R A T I O N S ________________________________________________

//------------------------------------------------------------------------------
//  @fn timer16_get_counter
//!
//! This function READ the 16-bit TIMER counter.
//!
//! @warning
//!
//! @param
//!
//! @return 16-bit counter value
//!
extern  U16 timer16_get_counter(void);

//------------------------------------------------------------------------------
//  @fn timer16_get_capture
//!
//! This function READ the 16-bit TIMER capture register.
//!
//! @warning
//!
//! @param
//!
//! @return 16-bit capture value
//!
extern  U16 timer16_get_capture(void);

//______________________________________________________________________________

#endif  // _TIMER16_DRV_H_