Public function

Functions
void	matrixr_cfg_setup (matrixr_cfg_t *cfg)
	Config Object Initialization function.
MATRIXR_RETVAL	matrixr_init (matrixr_t *ctx, matrixr_cfg_t *cfg)
	Initialization function.
void	matrixr_default_cfg (matrixr_t *ctx)
	Click Default Configuration function.
void	matrixr_display_characters (matrixr_t *ctx, uint8_t left_char, uint8_t right_char)
	Display characters function.
void	matrixr_write_reg (matrixr_t *ctx, uint8_t address, uint8_t input_data)
	Register write function.
void	matrixr_set_csn_high (matrixr_t *ctx)
	Set CSN pin to high function.
void	matrixr_set_csn_low (matrixr_t *ctx)
	Set CSN pin to low function.

Detailed Description

Function Documentation

matrixr_cfg_setup()

void matrixr_cfg_setup

(

matrixr_cfg_t *

cfg

)

Config Object Initialization function.

Parameters

cfg	Click configuration structure.

@description This function initializes click configuration structure to init state.

Note

All used pins will be set to unconnected state.

matrixr_default_cfg()

void matrixr_default_cfg

(

matrixr_t *

ctx

)

Click Default Configuration function.

Parameters

ctx	Click object.

@description This function executes default configuration for Matrix RG click.

matrixr_display_characters()

void matrixr_display_characters	(	matrixr_t *	ctx,
		uint8_t	left_char,
		uint8_t	right_char )

Display characters function.

Parameters

ctx	Click object.
left_char	ASCII value for the character printed on the left segment.
right_char	ASCII value for the character printed on the right segment.

@description This function displays the specified characters on the L/R segments of the click.

matrixr_init()

MATRIXR_RETVAL matrixr_init	(	matrixr_t *	ctx,
		matrixr_cfg_t *	cfg )

Initialization function.

Parameters

matrixr	Click object.
cfg	Click configuration structure.

@description This function initializes all necessary pins and peripherals used for this click.

matrixr_set_csn_high()

void matrixr_set_csn_high

(

matrixr_t *

ctx

)

Set CSN pin to high function.

Parameters

ctx	Click object.

@description This function sets the CSN pin output to high.

matrixr_set_csn_low()

void matrixr_set_csn_low

(

matrixr_t *

ctx

)

Set CSN pin to low function.

Parameters

ctx	Click object.

@description This function sets the CSN pin output to low.

matrixr_write_reg()

void matrixr_write_reg	(	matrixr_t *	ctx,
		uint8_t	address,
		uint8_t	input_data )

Register write function.

Parameters

ctx	Click object.
address	Address to which the data is written.
input_data	Input data variable.

@description This function writes one byte of data to the specified address.