EPD_hw_timer.h File Reference

#include <stdint.h>

Data Structures
struct	tc_control_reg
	TC Configuration structure. More...

Typedefs
typedef enum tc_cc_channel_t	TC_CC_CHANNEL_t
typedef enum TC_CLKSEL_enum	TC_CLKSEL_t
typedef enum tc_co_mode_enum	TC_CO_MODE_t
typedef enum TC_MODE_enum	TC_WG_MODE_t

Enumerations
enum	tc_co_mode_enum {   CO_NORMAL = 0X00,   CO_TOGGLE = 0X01,   CO_CLEAR = 0X02,   CO_SET = 0X03 }
	Timer Modes of operation. More...

Functions
static void	tc_clear_cc (volatile void *tc, enum tc_cc_channel_t channel_index, uint16_t value)
	Write Compare register with timer Value. More...
static void	tc_clear_ic (volatile void *tc, enum tc_cc_channel_t channel_index, uint16_t value)
	Write Compare register with timer Value. More...
void	tc_disable_compare_int (volatile void *p_tc, enum tc_cc_channel_t channel_index)
	Disable Compare Interrupt in channel C. More...
void	tc_disable_overflow_int (volatile void *p_tc, enum tc_cc_channel_t channel_index)
	Disable Overflow Interrupt. More...
void	tc_initc (volatile void *p_tc, TC_CC_CHANNEL_t channel_index, struct tc_control_reg *p_control_reg)
	Configure TC for timer, waveform generation or capture. More...
static void	tc_set_clk_source (volatile void *tc, TC_CC_CHANNEL_t channel_index, TC_CLKSEL_t mode)
	Sets a timer in a particular mode of operation. More...
static void	tc_set_co_mode (volatile void *tc, TC_CC_CHANNEL_t channel_index, TC_CO_MODE_t mode)
	Sets a timer in a particular mode of operation. More...
static void	tc_set_wg_mode (volatile void *tc, TC_CC_CHANNEL_t channel_index, TC_WG_MODE_t mode)
	Sets a timer in a particular mode of operation. More...
void	tc_start (volatile void *p_tc, struct tc_control_reg *p_control_reg)
	to start the running timer More...
void	tc_stop (volatile void *p_tc)
	to stop the running timer More...
static void	tc_write_ic (volatile void *tc, enum tc_cc_channel_t channel_index, uint16_t value)
	Write Compare register with timer Value. More...

typedef enum tc_cc_channel_t TC_CC_CHANNEL_t

typedef enum TC_CLKSEL_enum TC_CLKSEL_t

typedef enum tc_co_mode_enum TC_CO_MODE_t

typedef enum TC_MODE_enum TC_WG_MODE_t

enum tc_co_mode_enum

Timer Modes of operation.

Enumerator
CO_NORMAL
CO_TOGGLE
CO_CLEAR
CO_SET

static void tc_clear_cc ( volatile void *  tc, enum tc_cc_channel_t  channel_index, uint16_t  value  )

inlinestatic

Write Compare register with timer Value.

Parameters

tc	Timer Address
channel_index	Compare Channel to be used
value	Compare value to be written

Referenced by PWM_start_toggle().

static void tc_clear_ic ( volatile void *  tc, enum tc_cc_channel_t  channel_index, uint16_t  value  )

inlinestatic

Write Compare register with timer Value.

Parameters

tc	Timer Address
channel_index	Compare Channel to be used
value	Compare value to be written

Referenced by PWM_start_toggle().

void tc_disable_compare_int	(	volatile void *	p_tc,
		enum tc_cc_channel_t	channel_index
	)

Disable Compare Interrupt in channel C.

Parameters

tc	Timer Address

References clear_compa_flag(), clear_compb_flag(), clear_compc_flag(), TC_COMPA, TC_COMPB, TC_COMPC, tc_disable_compa_int(), tc_disable_compb_int(), and tc_disable_compc_int().

Referenced by tc_initc(), and tc_stop().

void tc_disable_overflow_int	(	volatile void *	p_tc,
		enum tc_cc_channel_t	channel_index
	)

Disable Overflow Interrupt.

Parameters

tc	Timer Address

References clear_ovf_flag(), TC_COMPA, TC_COMPB, TC_COMPC, and tc_disable_ovf_int().

Referenced by tc_initc().

void tc_initc	(	volatile void *	p_tc,
		TC_CC_CHANNEL_t	channel_index,
		struct tc_control_reg *	p_control_reg
	)

Configure TC for timer, waveform generation or capture.

Parameters

p_tc	Pointer to a TC instance.
ul_channel	Channel to configure.
ul_mode	Control mode register value to set.

References tc_control_reg::co_mode, tc_disable_compare_int(), tc_disable_overflow_int(), tc_set_co_mode(), tc_set_wg_mode(), and tc_control_reg::wg_mode.

Referenced by initialize_EPD_timer(), and PWM_start_toggle().

static void tc_set_clk_source ( volatile void *  tc, TC_CC_CHANNEL_t  channel_index, TC_CLKSEL_t  mode  )

inlinestatic

Sets a timer in a particular mode of operation.

Parameters

tc	Timer Address
mode	Enum value of the selected mode

References TCCRB_OFFSET.

Referenced by tc_start(), and tc_stop().

static void tc_set_co_mode ( volatile void *  tc, TC_CC_CHANNEL_t  channel_index, TC_CO_MODE_t  mode  )

inlinestatic

Sets a timer in a particular mode of operation.

Parameters

tc	Timer Address
mode	Enum value of the selected mode

References CO_CLEAR, CO_NORMAL, CO_SET, CO_TOGGLE, TC_COMPA, TC_COMPB, and TC_COMPC.

Referenced by tc_initc().

static void tc_set_wg_mode ( volatile void *  tc, TC_CC_CHANNEL_t  channel_index, TC_WG_MODE_t  mode  )

inlinestatic

Sets a timer in a particular mode of operation.

Parameters

tc	Timer Address
mode	Enum value of the selected mode

References CO_NORMAL, CTC_Mode1, CTC_Mode2, PWM_Mode1, PWM_Mode10, PWM_Mode11, PWM_Mode12, PWM_Mode2, PWM_Mode3, PWM_Mode4, PWM_Mode5, PWM_Mode6, PWM_Mode7, PWM_Mode8, PWM_Mode9, and TCCRB_OFFSET.

Referenced by tc_initc().

void tc_start	(	volatile void *	p_tc,
		struct tc_control_reg *	p_control_reg
	)

to start the running timer

References tc_control_reg::cs_select, and tc_set_clk_source().

Referenced by initialize_EPD_timer(), and PWM_start_toggle().

void tc_stop

(

volatile void *

p_tc

)

to stop the running timer

References TC_CLKSEL_OFF_gc, TC_COMPA, TC_COMPB, TC_COMPC, tc_disable(), tc_disable_compare_int(), tc_disable_ovf_int(), and tc_set_clk_source().

Referenced by PWM_stop_toggle(), and stop_EPD_timer().

static void tc_write_ic ( volatile void *  tc, enum tc_cc_channel_t  channel_index, uint16_t  value  )

inlinestatic

Write Compare register with timer Value.

Parameters

tc	Timer Address
channel_index	Compare Channel to be used
value	Compare value to be written

Referenced by PWM_start_toggle().