Public function

Functions
void	bargraph2_cfg_setup (bargraph2_cfg_t *cfg)
	Config Object Initialization function.
BARGRAPH2_RETVAL	bargraph2_init (bargraph2_t *ctx, bargraph2_cfg_t *cfg)
	Initialization function.
void	bargraph2_default_cfg (bargraph2_t *ctx)
	Click Default Configuration function.
void	bargraph2_generic_transfer (bargraph2_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
	Generic transfer function.
void	bargraph2_reset (bargraph2_t *ctx)
	Reset function.
void	bargraph2_write_byte (bargraph2_t *ctx, uint8_t input_data)
	Write byte function.
void	bargraph2_led_green (bargraph2_t *ctx, uint8_t index)
	LED green function.
void	bargraph2_led_red (bargraph2_t *ctx, uint8_t index)
	LED red function.
void	bargraph2_led_yellow (bargraph2_t *ctx, uint8_t index)
	LED yellow function.
void	bargraph2_leds_green (bargraph2_t *ctx, int start_index, int end_index)
	LEDs green function.
void	bargraph2_leds_red (bargraph2_t *ctx, int start_index, int end_index)
	LEDs red function.
void	bargraph2_leds_yellow (bargraph2_t *ctx, int start_index, int end_index)
	LEDs red function.
void	bargraph2_lights_out (bargraph2_t *ctx)
	Lights out function.
void	barpgraph2_power (bargraph2_t *ctx, uint8_t power_on_off)
	Lights out function.

Detailed Description

Function Documentation

bargraph2_cfg_setup()

void bargraph2_cfg_setup

(

bargraph2_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.

bargraph2_default_cfg()

void bargraph2_default_cfg

(

bargraph2_t *

ctx

)

Click Default Configuration function.

Parameters

ctx	Click object.

@description This function executes default configuration for Bargraph 2 click.

bargraph2_generic_transfer()

void bargraph2_generic_transfer	(	bargraph2_t *	ctx,
		uint8_t *	wr_buf,
		uint16_t	wr_len,
		uint8_t *	rd_buf,
		uint16_t	rd_len )

Generic transfer function.

Parameters

ctx	Click object.
wr_buf	Write data buffer
wr_len	Number of byte in write data buffer
rd_buf	Read data buffer
rd_len	Number of byte in read data buffer

@description Generic SPI transfer, for sending and receiving packages

bargraph2_init()

BARGRAPH2_RETVAL bargraph2_init	(	bargraph2_t *	ctx,
		bargraph2_cfg_t *	cfg )

Initialization function.

Parameters

ctx	Click object.
cfg	Click configuration structure.

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

bargraph2_led_green()

void bargraph2_led_green	(	bargraph2_t *	ctx,
		uint8_t	index )

LED green function.

Parameters

ctx	Click object.
index	Index variable.

Note

LED register layout: (24th bit) 3 [MSB, LSB], 2 [MSB, LSB], 1 [MSB, LSB] (1st bit) Green LEDs: From 1 to 10. (REG_1: 8, REG_2: 2)

@description This function turns on the green LED diode of the chosen segment.

bargraph2_led_red()

void bargraph2_led_red	(	bargraph2_t *	ctx,
		uint8_t	index )

LED red function.

Parameters

ctx	Click object.
index	Index variable.

Note

LED register layout: (24th bit) 3 [MSB, LSB], 2 [MSB, LSB], 1 [MSB, LSB] (1st bit) Red LEDs: From 11 to 20. (REG_2: 6, REG_3: 4)

@description This function turns on the red LED diode of the chosen segment.

bargraph2_led_yellow()

void bargraph2_led_yellow	(	bargraph2_t *	ctx,
		uint8_t	index )

LED yellow function.

Parameters

ctx	Click object.
index	Index variable.

Note

LED register layout: (24th bit) 3 [MSB, LSB], 2 [MSB, LSB], 1 [MSB, LSB] (1st bit)

@description This function turns on the green & red (yellow light) LED diode of the chosen segment.

bargraph2_leds_green()

void bargraph2_leds_green	(	bargraph2_t *	ctx,
		int	start_index,
		int	end_index )

LEDs green function.

Parameters

ctx	Click object.
start_index	Index variable.
end_index	End variable.

@description This function turns on green LED diodes from the starting index to the end index.

bargraph2_leds_red()

void bargraph2_leds_red	(	bargraph2_t *	ctx,
		int	start_index,
		int	end_index )

LEDs red function.

Parameters

ctx	Click object.
start_index	Index variable.
end_index	End variable.

@description This function turns on red LED diodes from the starting index to the end index.

bargraph2_leds_yellow()

void bargraph2_leds_yellow	(	bargraph2_t *	ctx,
		int	start_index,
		int	end_index )

LEDs red function.

Parameters

ctx	Click object.
start_index	Index variable.
end_index	End variable.

@description This function turns on green & red (yellow light) LED diodes from the starting index to the end index.

bargraph2_lights_out()

void bargraph2_lights_out

(

bargraph2_t *

ctx

)

Lights out function.

Parameters

ctx	Click object.

@description This function turns off all the LED diodes.

bargraph2_reset()

void bargraph2_reset

(

bargraph2_t *

ctx

)

Reset function.

Parameters

ctx	Click object.

@description This function does a reset of the click module.

bargraph2_write_byte()

void bargraph2_write_byte	(	bargraph2_t *	ctx,
		uint8_t	input_data )

Write byte function.

Parameters

ctx	Click object.
input_data	Input data variable.

@description This function writes one byte of data.

barpgraph2_power()

void barpgraph2_power	(	bargraph2_t *	ctx,
		uint8_t	power_on_off )

Lights out function.

Parameters

ctx	Click object.
power_on_of	Power state ON/OFF

@description This function turns off all the LED diodes.