hw_timer.c File Reference

Copyright (c) 2014-2018 Microchip Technology Inc.

and its subsidiaries.

#include <compiler.h>
#include <parts.h>
#include "tc.h"
#include "hw_timer.h"
#include "common_hw_timer.h"
#include "conf_hw_timer.h"
#include "sysclk.h"

Functions
static void	configure_NVIC (Tc *cmn_hw_timer, uint8_t cmn_hw_timer_ch)
	to enable the corresponding IRQ in NVIC and set the tme callback More...
void	restore_cpu_interrupt (uint8_t flags)
	to restore saved interrupts status More...
uint8_t	save_cpu_interrupt (void)
	to save current interrupt status More...
void	TC0_Handler (void)
	Interrupt handler for TC00. More...
void	TC1_Handler (void)
	Interrupt handler for TC01. More...
void	TC2_Handler (void)
	Interrupt handler for TC02. More...
void	TC3_Handler (void)
	Interrupt handlers for TC10. More...
void	TC4_Handler (void)
	Interrupt handler for TC11. More...
void	TC5_Handler (void)
	Interrupt handler for TC12. More...
static void	tc_callback (void)
	callback for tmr interrupt More...
void	tmr_disable_cc_interrupt (void)
	to disable compare interrupt More...
void	tmr_disable_ovf_interrupt (void)
	to disable overflow interrupt More...
void	tmr_enable_cc_interrupt (void)
	to enable compare interrupt More...
uint8_t	tmr_init (void)
	to initialiaze hw timer More...
uint16_t	tmr_read_count (void)
	read the actual timer count from register More...
void	tmr_stop (void)
	to stop the running timer More...
void	tmr_write_cmpreg (uint16_t compare_value)
	to load compare value in channel compare register More...

Variables
uint8_t	timer_multiplier
tmr_callback_t	tmr_callback

void configure_NVIC ( Tc *  cmn_hw_timer, uint8_t  cmn_hw_timer_ch  )

static

to enable the corresponding IRQ in NVIC and set the tme callback

References tc_callback(), and tmr_callback.

Referenced by tmr_init().

void restore_cpu_interrupt

(

uint8_t

flags

)

to restore saved interrupts status

Parameters

saved

interrupt status

References cpu_irq_restore().

uint8_t save_cpu_interrupt

(

void

)

to save current interrupt status

References cpu_irq_save().

void TC0_Handler

(

void

)

Interrupt handler for TC00.

References tmr_callback.

void TC1_Handler

(

void

)

Interrupt handler for TC01.

References tmr_callback.

void TC2_Handler

(

void

)

Interrupt handler for TC02.

References tmr_callback.

void TC3_Handler

(

void

)

Interrupt handlers for TC10.

References tmr_callback.

void TC4_Handler

(

void

)

Interrupt handler for TC11.

References tmr_callback.

void TC5_Handler

(

void

)

Interrupt handler for TC12.

References tmr_callback.

void tc_callback ( void  )

static

callback for tmr interrupt

References tc_get_interrupt_mask(), tc_get_status(), TIMER, TIMER_CHANNEL_ID, tmr_cca_callback(), and tmr_ovf_callback().

Referenced by configure_NVIC().

void tmr_disable_cc_interrupt

(

void

)

to disable compare interrupt

References tc_disable_interrupt(), tc_get_status(), TIMER, and TIMER_CHANNEL_ID.

Referenced by tmr_init().

void tmr_disable_ovf_interrupt

(

void

)

to disable overflow interrupt

to enable overflow interrupt

References tc_disable_interrupt(), tc_get_status(), TIMER, and TIMER_CHANNEL_ID.

void tmr_enable_cc_interrupt

(

void

)

to enable compare interrupt

References tc_enable_interrupt(), tc_get_status(), TIMER, and TIMER_CHANNEL_ID.

uint8_t tmr_init

(

void

)

to initialiaze hw timer

References configure_NVIC(), DEF_1MHZ, sysclk_enable_peripheral_clock(), sysclk_get_peripheral_bus_hz(), tc_enable_interrupt(), tc_get_status(), tc_init(), tc_start(), tc_write_rc(), TIMER, TIMER_CHANNEL_ID, and tmr_disable_cc_interrupt().

uint16_t tmr_read_count

(

void

)

read the actual timer count from register

References tc_read_cv(), TIMER, and TIMER_CHANNEL_ID.

void tmr_stop

(

void

)

to stop the running timer

References tc_stop(), TIMER, and TIMER_CHANNEL_ID.

void tmr_write_cmpreg

(

uint16_t

compare_value

)

to load compare value in channel compare register

References tc_write_ra(), tc_write_rc(), TIMER, and TIMER_CHANNEL_ID.

uint8_t timer_multiplier

tmr_callback_t tmr_callback

Referenced by configure_NVIC(), TC0_Handler(), TC1_Handler(), TC2_Handler(), TC3_Handler(), TC4_Handler(), and TC5_Handler().