gpio.h File Reference

: This file contains all the functions prototypes for the gpio
More...

#include "main.h"
#include "usart.h"
#include "st_rf_api.h"
#include "st_mcu_api.h"

Go to the source code of this file.

Functions
void	MX_GPIO_Init (void)
void	S2LPShutdownInit (void)
	Init shutdown pin on the uC and set it to 1 (Shutdown active). More...
void	S2LPShutdownEnter (void)
	Puts at logic 1 the SDN pin. More...
void	S2LPShutdownExit (void)
	Put at logic 0 the SDN pin. More...
uint8_t	S2LPShutdownCheck (void)
	check the logic (0 or 1) at the SDN pin. More...
void	S2LPIRQInit (void)
	Configures MCU GPIO and EXTI Line for GPIOs. More...
void	S2LPIRQEnable (uint8_t state, uint8_t edge_direction)
	Enables or disables the interrupt on GPIO . More...
uint8_t	getLowPowerFlag (void)
	Get low power flag to check the S2LP state. More...
void	setS2lpIrqRaisedFlag (uint8_t s2lpIrqRaised)
	Get low power flag to check the S2LP state. More...
uint8_t	getS2lpIrqRaisedFlag (void)
	Get S2LP IRQ raised flag. More...

Detailed Description

: This file contains all the functions prototypes for the gpio

Attention

© Copyright (c) 2019 STMicroelectronics. All rights reserved.

This software component is licensed by ST under BSD 3-Clause license, the "License"; You may not use this file except in compliance with the License. You may obtain a copy of the License at: opensource.org/licenses/BSD-3-Clause

Function Documentation

getLowPowerFlag()

uint8_t getLowPowerFlag

(

void

)

Get low power flag to check the S2LP state.

---

Parameters

[in]	none
[out]	none

Return values

low_power

1 if it's low power, else 0

getS2lpIrqRaisedFlag()

uint8_t getS2lpIrqRaisedFlag

(

void

)

Get S2LP IRQ raised flag.

---

Parameters

[in]	none
[out]	none

Return values

s2lp_irq_raised

1 if it's raised, else 0

MX_GPIO_Init()

void MX_GPIO_Init

(

void

)

Configure pins as Analog Input Output EVENT_OUT EXTI

S2LPIRQEnable()

void S2LPIRQEnable	(	uint8_t	state,
		uint8_t	edge_direction
	)

Enables or disables the interrupt on GPIO .

Parameters

state	Specifies the State. This parameter can be one of following parameters: 0: disable >0: enable
edge_direction	Specifies the sensitive edge. This parameter can be one of following parameters: 0: falling edge 1: rising edge

Return values

None.

S2LPIRQInit()

void S2LPIRQInit

(

void

)

Configures MCU GPIO and EXTI Line for GPIOs.

Parameters

None.

Return values

None.

S2LPShutdownCheck()

uint8_t S2LPShutdownCheck

(

void

)

check the logic (0 or 1) at the SDN pin.

Parameters

None.

Return values

FlagStatus.

S2LPShutdownEnter()

void S2LPShutdownEnter

(

void

)

Puts at logic 1 the SDN pin.

Parameters

None.

Return values

None.

S2LPShutdownExit()

void S2LPShutdownExit

(

void

)

Put at logic 0 the SDN pin.

Parameters

None.

Return values

None.

S2LPShutdownInit()

void S2LPShutdownInit

(

void

)

Init shutdown pin on the uC and set it to 1 (Shutdown active).

Parameters

None.

Return values

None.

setS2lpIrqRaisedFlag()

void setS2lpIrqRaisedFlag

(

uint8_t

s2lpIrqRaised

)

Get low power flag to check the S2LP state.

---

Parameters

[in]	s2lpIrqRaised	1 if it's raised, else 0
[out]	none

Return values

none