hal_gpio_harmony.c File Reference

ATCA Hardware abstraction layer for GPIO. More...

#include "atca_hal.h"

Functions
ATCA_STATUS	hal_gpio_init (ATCAIface iface, ATCAIfaceCfg *cfg)
	Initialize a gpio interface using given config.
ATCA_STATUS	hal_gpio_post_init (ATCAIface iface)
	Post Init for gpio hal.
ATCA_STATUS	hal_gpio_send (ATCAIface iface, uint8_t word_address, uint8_t *pin_state, int unused_param)
	Set the state of the pin.
ATCA_STATUS	hal_gpio_receive (ATCAIface iface, uint8_t word_address, uint8_t *pin_state, uint16_t *unused_param)
	Read the state of the pin.
ATCA_STATUS	hal_gpio_control (ATCAIface iface, uint8_t option, void *param, size_t paramlen)
ATCA_STATUS	hal_gpio_release (void *hal_data)
	Release and clean up the HAL.

Detailed Description

ATCA Hardware abstraction layer for GPIO.

Copyright

(c) 2015-2020 Microchip Technology Inc. and its subsidiaries.

Function Documentation

hal_gpio_init()

ATCA_STATUS hal_gpio_init	(	ATCAIface	iface,
		ATCAIfaceCfg *	cfg
	)

Initialize a gpio interface using given config.

Returns

ATCA_SUCCESS on success, otherwise an error code.

hal_gpio_post_init()

ATCA_STATUS hal_gpio_post_init

(

ATCAIface

iface

)

Post Init for gpio hal.

Returns

ATCA_SUCCESS

hal_gpio_receive()

ATCA_STATUS hal_gpio_receive	(	ATCAIface	iface,
		uint8_t	word_address,
		uint8_t *	pin_state,
		uint16_t *	unused_param
	)

Read the state of the pin.

Returns

ATCA_SUCCESS on success, otherwise an error code.

Parameters

iface	Interface context
word_address	Unused parameter
pin_state	Pin state to output
unused_param	Unused parameter

hal_gpio_release()

ATCA_STATUS hal_gpio_release

(

void *

hal_data

)

Release and clean up the HAL.

Parameters

[in]

hal_data

opaque pointer to hal data structure - known only to the HAL implementation

Returns

ATCA_SUCCESS

hal_gpio_send()

ATCA_STATUS hal_gpio_send	(	ATCAIface	iface,
		uint8_t	word_address,
		uint8_t *	pin_state,
		int	unused_param
	)

Set the state of the pin.

Returns

ATCA_SUCCESS

Parameters

iface	Interface context
word_address	Unused parameter
pin_state	Pin state to output
unused_param	Unused parameter