HAL PPI

Hardware abstraction layer of the PPI peripheral in the nRF52 SoCs. More...

Data Structures
struct	hal_ppi_setup_t

Enumerations
enum	ppi_setup_status_t {   PPI_SETUP_SUCCESSFUL = 0x00, PPI_INVALID_EVENT = 0x01, PPI_INVALID_TASK = 0x02, PPI_INVALID_FORK = 0x04,   PPI_INVALID_CH = 0x08, PPI_INVALID_PERIPHERAL = 0x10 }

Functions
ppi_setup_status_t	hal_ppi_set (hal_ppi_setup_t *setup)
	Function to setup a PPI. More...
void	hal_ppi_en_ch (uint32_t ppi_id)
	Function to Enable given PPI channel. More...
void	hal_ppi_dis_ch (uint32_t ppi_id)
	Function to disable given PPI channel. More...
void	hal_ppi_set_event (uint32_t ppi_id, uint32_t new_event)
	Function to set triggering event for given PPI channel. More...
void	hal_ppi_set_task (uint32_t ppi_id, uint32_t new_task)
	Function to change primary task for given PPI channel. More...
void	hal_ppi_set_fork (uint32_t ppi_id, uint32_t new_fork)
	Function to set secondary task for given PPI channel. More...

Detailed Description

Enumeration Type Documentation

ppi_setup_status_t

enum ppi_setup_status_t

List of possible errors

Enumerator
PPI_SETUP_SUCCESSFUL	No Error
PPI_INVALID_EVENT	Invalid Event
PPI_INVALID_TASK	Invalid Task
PPI_INVALID_FORK	Invalid Fork
PPI_INVALID_CH	Invalid Channel
PPI_INVALID_PERIPHERAL	Invalid Peripheral

Definition at line 34 of file hal_ppi.h.

Function Documentation

hal_ppi_dis_ch()

void hal_ppi_dis_ch

(

uint32_t

ppi_id

)

Parameters

ppi_id

PPI channel which is to be disabled

Definition at line 73 of file hal_ppi.c.

hal_ppi_en_ch()

void hal_ppi_en_ch

(

uint32_t

ppi_id

)

Parameters

ppi_id

PPI channel which is to be enabled

Definition at line 68 of file hal_ppi.c.

hal_ppi_set()

ppi_setup_status_t hal_ppi_set

(

hal_ppi_setup_t *

setup

)

Parameters

setup

Structure pointer of data type hal_ppi_setup_t

Returns

Status of PPI setup ppi_setup_status_t

Definition at line 30 of file hal_ppi.c.

References hal_ppi_setup_t::event, hal_ppi_setup_t::fork, hal_ppi_setup_t::ppi_id, PPI_INVALID_CH, PPI_INVALID_EVENT, PPI_INVALID_FORK, PPI_INVALID_PERIPHERAL, PPI_INVALID_TASK, PPI_SETUP_SUCCESSFUL, and hal_ppi_setup_t::task.

hal_ppi_set_event()

void hal_ppi_set_event	(	uint32_t	ppi_id,
		uint32_t	new_event
	)

Parameters

ppi_id	PPI channel for which triggering event is to be set
new_event	New triggering event

Definition at line 78 of file hal_ppi.c.

hal_ppi_set_fork()

void hal_ppi_set_fork	(	uint32_t	ppi_id,
		uint32_t	new_fork
	)

Parameters

ppi_id	PPI channel for which secondary task is to be set
new_fork	New secondary task

Definition at line 88 of file hal_ppi.c.

hal_ppi_set_task()

void hal_ppi_set_task	(	uint32_t	ppi_id,
		uint32_t	new_task
	)

Parameters

ppi_id	PPI channel for which primary task is to be changed
new_task	New primary task

Definition at line 83 of file hal_ppi.c.