drv_timer.c File Reference

#include <stdbool.h>
#include "stm32f10x_conf.h"
#include "core_cm3.h"
#include "drv_timer.h"
#include "drv_gpio.h"

Include dependency graph for drv_timer.c:

Go to the source code of this file.

Classes
struct	channelConfig_s
struct	timerConfig_s

Macros
#define	CC_CHANNELS_PER_TIMER   4

Typedefs
typedef struct channelConfig_s	channelConfig_t
typedef struct timerConfig_s	timerConfig_t

Enumerations
enum	{   TIM1_IDX = 0, TIM2_IDX, TIM3_IDX, TIM4_IDX,   MAX_TIMERS }

Functions
void	configTimeBase (TIM_TypeDef *tim, uint16_t period, uint8_t mhz)
void	configureTimerCaptureCompareInterrupt (const timerHardware_t *timerHardwarePtr, uint8_t reference, timerCCCallbackPtr *callback)
void	configureTimerChannelCallback (TIM_TypeDef *tim, uint8_t channel, uint8_t reference, timerCCCallbackPtr *callback)
void	configureTimerInputCaptureCompareChannel (TIM_TypeDef *tim, const uint8_t channel)
static timerConfig_t *	findTimerConfig (unsigned int timerIndex, unsigned int channelIndex)
static int	lookupChannelIndex (const int channel)
static int	lookupTimerIndex (const TIM_TypeDef *tim)
void	TIM1_CC_IRQHandler (void)
void	TIM2_IRQHandler (void)
void	TIM3_IRQHandler (void)
void	TIM4_IRQHandler (void)
static void	timCCxHandler (TIM_TypeDef *const tim, unsigned int timerIndex)
void	timerConfigure (const timerHardware_t *timerHardwarePtr, uint16_t period, uint8_t mhz)
void	timerNVICConfigure (uint8_t irq)

Variables
static const channelConfig_t	channels [CC_CHANNELS_PER_TIMER]
timerConfig_t	timerConfigs [MAX_TIMERS][CC_CHANNELS_PER_TIMER]
const timerHardware_t	timerHardware []
static const TIM_TypeDef *const	timers [MAX_TIMERS]

Macro Definition Documentation

CC_CHANNELS_PER_TIMER

#define CC_CHANNELS_PER_TIMER   4

Definition at line 99 of file drv_timer.c.

Typedef Documentation

channelConfig_t

typedef struct channelConfig_s channelConfig_t

timerConfig_t

typedef struct timerConfig_s timerConfig_t

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
TIM1_IDX
TIM2_IDX
TIM3_IDX
TIM4_IDX
MAX_TIMERS

Definition at line 91 of file drv_timer.c.

Function Documentation

configTimeBase()

void configTimeBase	(	TIM_TypeDef *	tim,
		uint16_t	period,
		uint8_t	mhz
	)

Definition at line 198 of file drv_timer.c.

configureTimerCaptureCompareInterrupt()

void configureTimerCaptureCompareInterrupt	(	const timerHardware_t *	timerHardwarePtr,
		uint8_t	reference,
		timerCCCallbackPtr *	callback
	)

Definition at line 181 of file drv_timer.c.

configureTimerChannelCallback()

void configureTimerChannelCallback	(	TIM_TypeDef *	tim,
		uint8_t	channel,
		uint8_t	reference,
		timerCCCallbackPtr *	callback
	)

Definition at line 147 of file drv_timer.c.

configureTimerInputCaptureCompareChannel()

void configureTimerInputCaptureCompareChannel	(	TIM_TypeDef *	tim,
		const uint8_t	channel
	)

Definition at line 163 of file drv_timer.c.

findTimerConfig()

static timerConfig_t* findTimerConfig ( unsigned int  timerIndex, unsigned int  channelIndex  )

static

Definition at line 223 of file drv_timer.c.

lookupChannelIndex()

static int lookupChannelIndex ( const int  channel )

static

Definition at line 137 of file drv_timer.c.

lookupTimerIndex()

static int lookupTimerIndex ( const TIM_TypeDef *  tim )

static

Definition at line 127 of file drv_timer.c.

TIM1_CC_IRQHandler()

void TIM1_CC_IRQHandler

(

void

)

Definition at line 253 of file drv_timer.c.

TIM2_IRQHandler()

void TIM2_IRQHandler

(

void

)

Definition at line 258 of file drv_timer.c.

TIM3_IRQHandler()

void TIM3_IRQHandler

(

void

)

Definition at line 263 of file drv_timer.c.

TIM4_IRQHandler()

void TIM4_IRQHandler

(

void

)

Definition at line 268 of file drv_timer.c.

timCCxHandler()

static void timCCxHandler ( TIM_TypeDef *const  tim, unsigned int  timerIndex  )

static

Definition at line 231 of file drv_timer.c.

timerConfigure()

void timerConfigure	(	const timerHardware_t *	timerHardwarePtr,
		uint16_t	period,
		uint8_t	mhz
	)

Definition at line 215 of file drv_timer.c.

timerNVICConfigure()

void timerNVICConfigure

(

uint8_t

irq

)

Definition at line 187 of file drv_timer.c.

Variable Documentation

channels

const channelConfig_t channels[CC_CHANNELS_PER_TIMER]

static

Initial value:

= {
    { TIM_Channel_1, TIM_IT_CC1, TIM_GetCapture1 },
    { TIM_Channel_2, TIM_IT_CC2, TIM_GetCapture2 },
    { TIM_Channel_3, TIM_IT_CC3, TIM_GetCapture3 },
    { TIM_Channel_4, TIM_IT_CC4, TIM_GetCapture4 }
}

Definition at line 111 of file drv_timer.c.

timerConfigs

timerConfig_t timerConfigs[MAX_TIMERS][CC_CHANNELS_PER_TIMER]

Definition at line 125 of file drv_timer.c.

timerHardware

const timerHardware_t timerHardware[]

Initial value:

= {
    { TIM2, GPIOA, Pin_0, TIM_Channel_1, TIM2_IRQn, 0, },          
    { TIM2, GPIOA, Pin_1, TIM_Channel_2, TIM2_IRQn, 0, },          
    { TIM2, GPIOA, Pin_2, TIM_Channel_3, TIM2_IRQn, 0, },          
    { TIM2, GPIOA, Pin_3, TIM_Channel_4, TIM2_IRQn, 0, },          
    { TIM3, GPIOA, Pin_6, TIM_Channel_1, TIM3_IRQn, 0, },          
    { TIM3, GPIOA, Pin_7, TIM_Channel_2, TIM3_IRQn, 0, },          
    { TIM3, GPIOB, Pin_0, TIM_Channel_3, TIM3_IRQn, 0, },          
    { TIM3, GPIOB, Pin_1, TIM_Channel_4, TIM3_IRQn, 0, },          
    { TIM1, GPIOA, Pin_8, TIM_Channel_1, TIM1_CC_IRQn, 1, },       
    { TIM1, GPIOA, Pin_11, TIM_Channel_4, TIM1_CC_IRQn, 1, },      
    { TIM4, GPIOB, Pin_6, TIM_Channel_1, TIM4_IRQn, 0, },          
    { TIM4, GPIOB, Pin_7, TIM_Channel_2, TIM4_IRQn, 0, },          
    { TIM4, GPIOB, Pin_8, TIM_Channel_3, TIM4_IRQn, 0, },          
    { TIM4, GPIOB, Pin_9, TIM_Channel_4, TIM4_IRQn, 0, },          
}

Definition at line 74 of file drv_timer.c.

timers

const TIM_TypeDef* const timers[MAX_TIMERS]

static

Initial value:

= {
    [TIM1_IDX] = TIM1, [TIM2_IDX] = TIM2, [TIM3_IDX] = TIM3, [TIM4_IDX] = TIM4
}

Definition at line 101 of file drv_timer.c.