Functions
void	dac4_cfg_setup (dac4_cfg_t *cfg)
	Config Object Initialization function.

err_t	dac4_init (dac4_t ctx, dac4_cfg_t cfg)
	Initialization function.

void	dac4_generic_write (dac4_t ctx, uint8_t data_buf, uint8_t len)
	Generic write function.

void	dac4_generic_read (dac4_t ctx, uint8_t data_buf, uint8_t len)
	Generic read function.

uint8_t	dac4_int_get (dac4_t *ctx)
	Getting INT pin state.

void	dac4_pwm_set (dac4_t *ctx, uint8_t pin_state)
	Setting PWM pin state.

void	dac4_i2c_get (dac4_t ctx, uint8_t get_buffer, uint16_t n_bytes)
	Getting data via I2C.

void	dac4_i2c_set (dac4_t ctx, uint8_t set_buffer, uint16_t n_bytes)
	Setting data via I2C.

uint8_t	dac4_general_call_reset (dac4_t *ctx)
	Executing reset command.

uint8_t	dac4_general_call_wake_up (dac4_t *ctx)
	Executing wake up command.

uint8_t	dac4_general_call_software_update (dac4_t *ctx)
	Executing software update command.

uint8_t	dac4_fast_write (dac4_t ctx, dac4_channel_t channels)
	Executing fast write command.

uint8_t	dac4_multi_write (dac4_t ctx, dac4_channel_setting_t channel_buffer, uint8_t n_channels)
	Executing multi-write command.

uint8_t	dac4_sequential_write (dac4_t ctx, uint8_t starting_channel, dac4_channel_setting_t channel_buffer)
	Executing sequential write command.

uint8_t	dac4_single_write (dac4_t ctx, dac4_channel_setting_t channel_x)
	Executing single write command.

uint8_t	dac4_voltage_reference_set (dac4_t ctx, dac4_v_ref_channels_t vref)
	Setting channel voltage reference values.

uint8_t	dac4_power_mode_set (dac4_t ctx, dac4_pm_channels_t pm)
	Setting channel power modes.

uint8_t	dac4_gain_set (dac4_t ctx, dac4_gain_channels_t gain)
	Writing channel gain values.

uint8_t	dac4_data_report (dac4_t ctx, dac4_channel_setting_t channel_buffer)

Detailed Description

Function Documentation

◆ dac4_cfg_setup()

void dac4_cfg_setup ( dac4_cfg_t * cfg )

Config Object Initialization function.

Parameters

cfg	Click configuration structure.

This function initializes click configuration structure to init state.

Note: All used pins will be set to unconnected state.

◆ dac4_data_report()

uint8_t dac4_data_report	(	dac4_t *	ctx,
		dac4_channel_setting_t *	channel_buffer )

◆ dac4_fast_write()

uint8_t dac4_fast_write	(	dac4_t *	ctx,
		dac4_channel_t *	channels )

Executing fast write command.

Parameters

ctx	Click object.
channels	Settings for channels

Returns: 0 for successful operation; 1 for unsuccessful operation

Note

This function executes fast write command

dac_channel_setting_t.rdy_bit           - set to 0
dac_channel_setting_t.por_bit           - set to 0
dac_channel_setting_t.channel_select    - set to 0
dac_channel_setting_t.udac_bit          - set to 0
dac_channel_setting_t.voltage_reference - set to 0
dac_channel_setting_t.power_mode        - set to desired value
dac_channel_setting_t.gain_value        - set to 0
dac_channel_setting_t.dac_input_data    - set to desired value

◆ dac4_gain_set()

uint8_t dac4_gain_set	(	dac4_t *	ctx,
		dac4_gain_channels_t *	gain )

Writing channel gain values.

Parameters

ctx	Click object.
uint8_t	gain_channel_a - gain value for channel A
uint8_t	gain_channel_b - gain value for channel B
uint8_t	gain_channel_c - gain value for channel C
uint8_t	gain_channel_d - gain value for channel D

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function sets gain values for each channel

◆ dac4_general_call_reset()

uint8_t dac4_general_call_reset ( dac4_t * ctx )

Executing reset command.

Parameters

ctx	Click object.

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function executes general call reset command

◆ dac4_general_call_software_update()

uint8_t dac4_general_call_software_update ( dac4_t * ctx )

Executing software update command.

Parameters

ctx	Click object.

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function executes general call software update command

◆ dac4_general_call_wake_up()

uint8_t dac4_general_call_wake_up ( dac4_t * ctx )

Executing wake up command.

Parameters

ctx	Click object.

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function executes general call wake up command

◆ dac4_generic_read()

void dac4_generic_read	(	dac4_t *	ctx,
		uint8_t *	data_buf,
		uint8_t	len )

Generic read function.

Parameters

ctx	Click object.
data_buf	Output data buf
len	Number of the bytes to be read

This function reads desired number of data bytes.

◆ dac4_generic_write()

void dac4_generic_write	(	dac4_t *	ctx,
		uint8_t *	data_buf,
		uint8_t	len )

Generic write function.

Parameters

ctx	Click object.
data_buf	Data buf to be written.
len	Number of the bytes in data buf.

This function writes desired number of data bytes.

◆ dac4_i2c_get()

void dac4_i2c_get	(	dac4_t *	ctx,
		uint8_t *	get_buffer,
		uint16_t	n_bytes )

Getting data via I2C.

Parameters

ctx	Click object.
uint8_t	get_buffer - data buffer
uint16_t	n_bytes - number of bytes

Note: This function performs I2C read operation

◆ dac4_i2c_set()

void dac4_i2c_set	(	dac4_t *	ctx,
		uint8_t *	set_buffer,
		uint16_t	n_bytes )

Setting data via I2C.

Parameters

ctx	Click object.
uint8_t	get_buffer - data buffer
uint16_t	n_bytes - number of bytes

Note: This function performs I2C write operation

◆ dac4_init()

err_t dac4_init	(	dac4_t *	ctx,
		dac4_cfg_t *	cfg )

Initialization function.

Parameters

ctx	Click object.
cfg	Click configuration structure.

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

◆ dac4_int_get()

uint8_t dac4_int_get ( dac4_t * ctx )

Getting INT pin state.

Parameters

ctx	Click object.

Returns: 0 if INT pin is LOW; 1 if INT pin is HIGH

Note: This function returns INT pin state

◆ dac4_multi_write()

uint8_t dac4_multi_write	(	dac4_t *	ctx,
		dac4_channel_setting_t *	channel_buffer,
		uint8_t	n_channels )

Executing multi-write command.

Parameters

ctx	Click object.
dac_channel_setting_t	channel_buffer - channel setting buffer
uint8_t	n_channels - number of channels

Returns: 0 for successful operation; 1 for unsuccessful operation

Note

This function executes multi write command

dac_channel_setting_t.rdy_bit           - set to 0
dac_channel_setting_t.por_bit           - set to 0
dac_channel_setting_t.channel_select    - set to desired value
dac_channel_setting_t.udac_bit          - set to desired value
dac_channel_setting_t.voltage_reference - set to desired value
dac_channel_setting_t.power_mode        - set to desired value
dac_channel_setting_t.gain_value        - set to desired value
dac_channel_setting_t.dac_input_data    - set to desired value

◆ dac4_power_mode_set()

uint8_t dac4_power_mode_set	(	dac4_t *	ctx,
		dac4_pm_channels_t *	pm )

Setting channel power modes.

Parameters

ctx	Click object.
uint8_t	pm_channel_a - power mode for channel A
uint8_t	pm_channel_b - power mode for channel B
uint8_t	pm_channel_c - power mode for channel C
uint8_t	pm_channel_d - power mode for channel D

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function sets power mode for each channel

◆ dac4_pwm_set()

void dac4_pwm_set	(	dac4_t *	ctx,
		uint8_t	pin_state )

Setting PWM pin state.

Parameters

ctx	Click object.
uint8_t	pin_state - pin state

Note: This function sets PWM pin state

◆ dac4_sequential_write()

uint8_t dac4_sequential_write	(	dac4_t *	ctx,
		uint8_t	starting_channel,
		dac4_channel_setting_t *	channel_buffer )

Executing sequential write command.

Parameters

ctx	Click object.
uint8_t	starting_channel - starting channel
dac_channel_setting_t	channel_buffer - channel setting buffer

Returns: 0 for successful operation; 1 for unsuccessful operation

Note

This function executes sequenctial write command

dac_channel_setting_t.rdy_bit           - set to 0
dac_channel_setting_t.por_bit           - set to 0
dac_channel_setting_t.channel_select    - set to desired value
dac_channel_setting_t.udac_bit          - set to desired value
dac_channel_setting_t.voltage_reference - set to desired value
dac_channel_setting_t.power_mode        - set to desired value
dac_channel_setting_t.gain_value        - set to desired value
dac_channel_setting_t.dac_input_data    - set to desired value

◆ dac4_single_write()

uint8_t dac4_single_write	(	dac4_t *	ctx,
		dac4_channel_setting_t *	channel_x )

Executing single write command.

Parameters

ctx	Click object.
dac_channel_setting_t	channel_x[ 0 ] - channel settings

Returns: 0 for successful operation; 1 for unsuccessful operation

Note

This function executes single write command

dac_channel_setting_t.rdy_bit           - set to 0
dac_channel_setting_t.por_bit           - set to 0
dac_channel_setting_t.channel_select    - set to desired value
dac_channel_setting_t.udac_bit          - set to desired value
dac_channel_setting_t.voltage_reference - set to desired value
dac_channel_setting_t.power_mode        - set to desired value
dac_channel_setting_t.gain_value        - set to desired value
dac_channel_setting_t.dac_input_data    - set to desired value

◆ dac4_voltage_reference_set()

uint8_t dac4_voltage_reference_set	(	dac4_t *	ctx,
		dac4_v_ref_channels_t *	vref )

Setting channel voltage reference values.

Parameters

ctx	Click object.
uint8_t	v_ref_channel_a - voltage reference for channel A
uint8_t	v_ref_channel_b - voltage reference for channel B
uint8_t	v_ref_channel_c - voltage reference for channel C
uint8_t	v_ref_channel_d - voltage reference for channel D

Returns: 0 for successful operation; 1 for unsuccessful operation

Note: This function sets voltage reference value for each channel

Functions

Detailed Description

Function Documentation

◆ dac4_cfg_setup()

◆ dac4_data_report()

◆ dac4_fast_write()

◆ dac4_gain_set()

◆ dac4_general_call_reset()

◆ dac4_general_call_software_update()

◆ dac4_general_call_wake_up()

◆ dac4_generic_read()

◆ dac4_generic_write()

◆ dac4_i2c_get()

◆ dac4_i2c_set()

◆ dac4_init()

◆ dac4_int_get()

◆ dac4_multi_write()

◆ dac4_power_mode_set()

◆ dac4_pwm_set()

◆ dac4_sequential_write()

◆ dac4_single_write()

◆ dac4_voltage_reference_set()