twr_pulse_counter

Driver for generic pulse counter. More...

Enumerations
enum	twr_pulse_counter_edge_t {   TWR_PULSE_COUNTER_EDGE_RISE = TWR_EXTI_EDGE_RISING ,   TWR_PULSE_COUNTER_EDGE_FALL = TWR_EXTI_EDGE_FALLING ,   TWR_PULSE_COUNTER_EDGE_RISE_FALL = TWR_EXTI_EDGE_RISING_AND_FALLING }
	Pulse counter active edges. More...
enum	twr_pulse_counter_event_t {   TWR_PULSE_COUNTER_EVENT_UPDATE ,   TWR_PULSE_COUNTER_EVENT_OVERFLOW }
	Pulse counter event. More...

Functions
void	twr_pulse_counter_init (twr_module_sensor_channel_t channel, twr_pulse_counter_edge_t edge)
	Initialize pulse counter. More...
void	twr_pulse_counter_set_event_handler (twr_module_sensor_channel_t channel, void(*event_handler)(twr_module_sensor_channel_t, twr_pulse_counter_event_t, void *), void *event_param)
	Set callback function. More...
void	twr_pulse_counter_set_update_interval (twr_module_sensor_channel_t channel, twr_tick_t interval)
	Set update interval. More...
void	twr_pulse_counter_set (twr_module_sensor_channel_t channel, unsigned int count)
	Set count. More...
unsigned int	twr_pulse_counter_get (twr_module_sensor_channel_t channel)
	Get count. More...
void	twr_pulse_counter_reset (twr_module_sensor_channel_t channel)
	Set count to zero. More...

Detailed Description

Driver for generic pulse counter.

Enumeration Type Documentation

twr_pulse_counter_edge_t

enum twr_pulse_counter_edge_t

Pulse counter active edges.

Enumerator
TWR_PULSE_COUNTER_EDGE_RISE	Rise edge is active.
TWR_PULSE_COUNTER_EDGE_FALL	Fall edge is active.
TWR_PULSE_COUNTER_EDGE_RISE_FALL	Rise and fall edges are active.

Definition at line 15 of file twr_pulse_counter.h.

twr_pulse_counter_event_t

enum twr_pulse_counter_event_t

Pulse counter event.

Enumerator
TWR_PULSE_COUNTER_EVENT_UPDATE	Update event.
TWR_PULSE_COUNTER_EVENT_OVERFLOW	Overflow.

Definition at line 30 of file twr_pulse_counter.h.

Function Documentation

twr_pulse_counter_get()

unsigned int twr_pulse_counter_get

(

twr_module_sensor_channel_t

channel

)

Get count.

Parameters

[in]

channel

Sensor Module channel pulse counter is connected to

Returns

Counter count

Definition at line 71 of file twr_pulse_counter.c.

twr_pulse_counter_init()

void twr_pulse_counter_init	(	twr_module_sensor_channel_t	channel,
		twr_pulse_counter_edge_t	edge
	)

Initialize pulse counter.

Parameters

[in]	channel	Sensor Module channel pulse counter is connected to
[in]	edge	Active edge

Definition at line 23 of file twr_pulse_counter.c.

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twr_pulse_counter_reset()

void twr_pulse_counter_reset

(

twr_module_sensor_channel_t

channel

)

Set count to zero.

Parameters

[in]

channel

Sensor Module channel pulse counter is connected to

Definition at line 76 of file twr_pulse_counter.c.

twr_pulse_counter_set()

void twr_pulse_counter_set	(	twr_module_sensor_channel_t	channel,
		unsigned int	count
	)

Set count.

Parameters

[in]	channel	Sensor Module channel pulse counter is connected to
[in]	count	Count to be set

Definition at line 66 of file twr_pulse_counter.c.

twr_pulse_counter_set_event_handler()

void twr_pulse_counter_set_event_handler	(	twr_module_sensor_channel_t	channel,
		void(*)(twr_module_sensor_channel_t, twr_pulse_counter_event_t, void *)	event_handler,
		void *	event_param
	)

Set callback function.

Parameters

[in]	channel	Sensor Module channel pulse counter is connected to
[in]	event_handler	Function address
[in]	event_param	Optional event parameter (can be NULL)

Definition at line 46 of file twr_pulse_counter.c.

twr_pulse_counter_set_update_interval()

void twr_pulse_counter_set_update_interval	(	twr_module_sensor_channel_t	channel,
		twr_tick_t	interval
	)

Set update interval.

Parameters

[in]	channel	Sensor Module channel pulse counter is connected to
[in]	interval	Update interval

Definition at line 52 of file twr_pulse_counter.c.

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