AT42QT1244 Driver extensions. More...

#include "sarmfsw.h"
#include "AT42QT1244.h"

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Data Structures
union	uAT42QT_REG_MAP
	Union of AT42QT1244 registry map. More...

Functions
FctERR	AT42QT1244_Send_Command (AT42QT1244_t *const pCpnt, const AT42QT_cmd cmd)
	Send command to AT42QT1244 peripheral.

FctERR	AT42QT1244_Send_Setup (AT42QT1244_t const pCpnt, uint16_t const hcrc, const uint8_t *setup, const uint8_t addr, const uint8_t nb)
	Send setup parameters to AT42QT1244 peripheral.

FctERR	AT42QT1244_Setup_Keys (AT42QT1244_t const pCpnt, uint16_t const hcrc, const uint32_t mask_keys, const bool use)
	Key use setup for AT42QT1244 peripheral.

FctERR	AT42QT1244_Setup_FHM (AT42QT1244_t const pCpnt, uint16_t const hcrc, const AT42QT_FHM FHM)
	Frequency hopping mode setup for AT42QT1244 peripheral.

FctERR	AT42QT1244_Reset (AT42QT1244_t *const pCpnt)
	Reset command for AT42QT1244 peripheral.

FctERR	AT42QT1244_Get_Keys (AT42QT1244_t const pCpnt, uint32_t Keys)
	Get keys detect status for AT42QT1244 peripheral.

FctERR	AT42QT1244_Get_Key_Data (AT42QT1244_t const pCpnt, uAT42QT_REG__KEY_DATA Key_Data, const uint8_t Key_Num)
	Get key data for AT42QT1244 peripheral.

FctERR	AT42QT1244_Get_Status (AT42QT1244_t const pCpnt, uAT42QT_REG__DEVICE_STATUS st)
	Get status of AT42QT1244 peripheral.

bool	AT42QT1244_is_Calib_Pending (AT42QT1244_t *const pCpnt)
	Get calibration status for AT42QT1244 peripheral.

void	AT42QT1244_CHANGE_GPIO_Init (AT42QT1244_t const pCpnt, GPIO_TypeDef const GPIOx, const uint16_t GPIO_Pin, const GPIO_PinState GPIO_Active)
	Change GPIO pin init for AT42QT1244.

bool	AT42QT1244_CHANGE_GPIO_Get (const AT42QT1244_t *const pCpnt)
	Change GPIO pin getter for AT42QT1244.

void	AT42QT1244_RST_GPIO_Init (AT42QT1244_t const pCpnt, GPIO_TypeDef const GPIOx, const uint16_t GPIO_Pin, const GPIO_PinState GPIO_Active)
	Reset GPIO pin init for AT42QT1244.

void	AT42QT1244_RST_GPIO_Set (AT42QT1244_t *const pCpnt, const bool state)
	Reset GPIO pin setter for AT42QT1244.

Detailed Description

AT42QT1244 Driver extensions.

Author: SMFSW

Copyright: MIT (c) 2017-2026, SMFSW

AT42QT1244: 24-key QMatrix FMEA IEC/EN/UL60730 Touch Sensor

Function Documentation

◆ AT42QT1244_CHANGE_GPIO_Get()

bool AT42QT1244_CHANGE_GPIO_Get ( const AT42QT1244_t *const pCpnt )

Change GPIO pin getter for AT42QT1244.

Weak Functions: AT42QT1244 Change GPIO pin getter may be user implemented if needed

Parameters

[in] pCpnt - Pointer to AT42QT1244 component

Returns: CHANGE pin state value (0: inactive, 1: active)

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◆ AT42QT1244_CHANGE_GPIO_Init()

void AT42QT1244_CHANGE_GPIO_Init	(	AT42QT1244_t *const	pCpnt,
		GPIO_TypeDef *const	GPIOx,
		const uint16_t	GPIO_Pin,
		const GPIO_PinState	GPIO_Active )

Change GPIO pin init for AT42QT1244.

Weak Functions: AT42QT1244 Change GPIO pin init may be user implemented if needed

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	GPIOx	- CHANGE port
[in]	GPIO_Pin	- CHANGE pin
[in]	GPIO_Active	CHANGE pin active state

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◆ AT42QT1244_Get_Key_Data()

FctERR AT42QT1244_Get_Key_Data	(	AT42QT1244_t *const	pCpnt,
		uAT42QT_REG__KEY_DATA *	Key_Data,
		const uint8_t	Key_Num )

inline

Get key data for AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	Key_Data	- Pointer to key data result
[in]	Key_Num	- Key to get datas

Returns: FctERR - error code

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◆ AT42QT1244_Get_Keys()

FctERR AT42QT1244_Get_Keys	(	AT42QT1244_t *const	pCpnt,
		uint32_t *	Keys )

Get keys detect status for AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	Keys	- Pointer to keys result

Returns: FctERR - error code

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◆ AT42QT1244_Get_Status()

FctERR AT42QT1244_Get_Status	(	AT42QT1244_t *const	pCpnt,
		uAT42QT_REG__DEVICE_STATUS *	st )

inline

Get status of AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	st	- Pointer to peripheral status result

Returns: FctERR - error code

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◆ AT42QT1244_is_Calib_Pending()

bool AT42QT1244_is_Calib_Pending ( AT42QT1244_t *const pCpnt )

Get calibration status for AT42QT1244 peripheral.

Parameters

[in] pCpnt - Pointer to AT42QT1244 component

Returns: Calibration status

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◆ AT42QT1244_Reset()

FctERR AT42QT1244_Reset ( AT42QT1244_t *const pCpnt )

Reset command for AT42QT1244 peripheral.

Warning: After Reset command is sent, a blocking delay described in AT42QT1244_Delay_PowerOn is called to let component initialize properly

Parameters

[in] pCpnt - Pointer to AT42QT1244 component

Returns: FctERR - error code

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◆ AT42QT1244_RST_GPIO_Init()

void AT42QT1244_RST_GPIO_Init	(	AT42QT1244_t *const	pCpnt,
		GPIO_TypeDef *const	GPIOx,
		const uint16_t	GPIO_Pin,
		const GPIO_PinState	GPIO_Active )

Reset GPIO pin init for AT42QT1244.

Weak Functions: AT42QT1244 Reset GPIO pin init may be user implemented if needed

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	GPIOx	- RST port
[in]	GPIO_Pin	- RST pin
[in]	GPIO_Active	RST pin active state

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◆ AT42QT1244_RST_GPIO_Set()

void AT42QT1244_RST_GPIO_Set	(	AT42QT1244_t *const	pCpnt,
		const bool	state )

Reset GPIO pin setter for AT42QT1244.

Weak Functions: AT42QT1244 Reset GPIO pin setter may be user implemented if needed

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	state	- state to write on RST pin (0: inactive, 1: active)

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◆ AT42QT1244_Send_Command()

FctERR AT42QT1244_Send_Command	(	AT42QT1244_t *const	pCpnt,
		const AT42QT_cmd	cmd )

Send command to AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in]	cmd	- Command to send

Note: AT42QT__WRITE_SETUPS cannot be used in this function (does not make sense, as it's used to write whole setup in one transmission)

Returns: FctERR - error code

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◆ AT42QT1244_Send_Setup()

FctERR AT42QT1244_Send_Setup	(	AT42QT1244_t *const	pCpnt,
		uint16_t *const	hcrc,
		const uint8_t *	setup,
		const uint8_t	addr,
		const uint8_t	nb )

Send setup parameters to AT42QT1244 peripheral.

Note: No AT42QT1244 peripheral reset done after writing setups, should be customly implemented when needed; Some issues encountered while writing setup block (reason unidentified), resetting the MCU and trying to write again seems to solve issue

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in,out]	hcrc	- Pointer to resulting CRC value
[in]	setup	- Parameters to send
[in]	addr	- Setup address in AT42QT1244 peripheral
[in]	nb	- Number of setup values to send

Returns: FctERR - error code

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◆ AT42QT1244_Setup_FHM()

FctERR AT42QT1244_Setup_FHM	(	AT42QT1244_t *const	pCpnt,
		uint16_t *const	hcrc,
		const AT42QT_FHM	FHM )

Frequency hopping mode setup for AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in,out]	hcrc	- Pointer to resulting CRC value
[in]	FHM	- Frequency hopping mode parameters

Returns: FctERR - error code

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◆ AT42QT1244_Setup_Keys()

FctERR AT42QT1244_Setup_Keys	(	AT42QT1244_t *const	pCpnt,
		uint16_t *const	hcrc,
		const uint32_t	mask_keys,
		const bool	use )

Key use setup for AT42QT1244 peripheral.

Parameters

[in]	pCpnt	- Pointer to AT42QT1244 component
[in,out]	hcrc	- Pointer to resulting CRC value
[in]	mask_keys	- mask for keys to configure
[in]	use	- Key enabled/disabled

Returns: FctERR - error code

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Data Structures

Functions

Detailed Description

Function Documentation

◆ AT42QT1244_CHANGE_GPIO_Get()

◆ AT42QT1244_CHANGE_GPIO_Init()

◆ AT42QT1244_Get_Key_Data()

◆ AT42QT1244_Get_Keys()

◆ AT42QT1244_Get_Status()

◆ AT42QT1244_is_Calib_Pending()

◆ AT42QT1244_Reset()

◆ AT42QT1244_RST_GPIO_Init()

◆ AT42QT1244_RST_GPIO_Set()

◆ AT42QT1244_Send_Command()

◆ AT42QT1244_Send_Setup()

◆ AT42QT1244_Setup_FHM()

◆ AT42QT1244_Setup_Keys()