Public function

Functions
void	temphum2_cfg_setup (temphum2_cfg_t *cfg)
	Config Object Initialization function.
TEMPHUM2_RETVAL	temphum2_init (temphum2_t *ctx, temphum2_cfg_t *cfg)
	Initialization function.
void	temphum2_default_cfg (temphum2_t *ctx)
	Click Default Configuration function.
void	temphum2_generic_write (temphum2_t *ctx, uint8_t reg, uint8_t *data_buf, uint8_t len)
	Generic write function.
void	temphum2_generic_read (temphum2_t *ctx, uint8_t *tx_buf, uint8_t *data_buf, uint8_t len)
	Generic read function.
uint8_t	temphum2_read_firmware_revision (temphum2_t *ctx)
	This function for reads Firmware Revision.
void	temhum2_get_eletronic_id (temphum2_t *ctx, uint8_t *electronic_id)
	This function for reads Eletronic ID.
uint8_t	temphum2_get_query_device (temphum2_t *ctx)
	This function for reads Query Device.
void	temphum2_set_mode (uint8_t select_mode, uint8_t speed_mode)
	Functions for set measurement mode.
void	temphum2_get_measurement (temphum2_t *ctx, float *data_buffer)
	Functions for mesurement.

Detailed Description

Function Documentation

temhum2_get_eletronic_id()

void temhum2_get_eletronic_id	(	temphum2_t *	ctx,
		uint8_t *	electronic_id )

This function for reads Eletronic ID.

Parameters

ctx	Click object.
electronicI_id	buffer that will be written 8 elements Eletronic ID

temphum2_cfg_setup()

void temphum2_cfg_setup

(

temphum2_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.

temphum2_default_cfg()

void temphum2_default_cfg

(

temphum2_t *

ctx

)

Click Default Configuration function.

Parameters

ctx	Click object.

Note

   Set: TEMPHUM2_NO_HOLD_MODE
         - TEMPHUM2_NORMAL_MODE
   Set: TEMPHUM2_REG_WRITE_HEATER_CONTROL
         - TEMPHUM2_HEATER_ENABLE | TEMPHUM2_HEATER_CURRENT_6_4mA

@description This function executes default configuration for TempHum2 click.

temphum2_generic_read()

void temphum2_generic_read	(	temphum2_t *	ctx,
		uint8_t *	tx_buf,
		uint8_t *	data_buf,
		uint8_t	len )

Generic read function.

Parameters

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

@description This function reads data from the desired register.

temphum2_generic_write()

void temphum2_generic_write	(	temphum2_t *	ctx,
		uint8_t	reg,
		uint8_t *	data_buf,
		uint8_t	len )

Generic write function.

Parameters

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

@description This function writes data to the desired register.

temphum2_get_measurement()

void temphum2_get_measurement	(	temphum2_t *	ctx,
		float *	data_buffer )

Functions for mesurement.

Parameters

ctx	Click object.
data_buffer	buffer that will be written Temperature and Humidity data

Data: data_buffer[ 0 ] - Temperature data_buffer[ 1 ] - Humidity

temphum2_get_query_device()

uint8_t temphum2_get_query_device

(

temphum2_t *

ctx

)

This function for reads Query Device.

Parameters

ctx	Click object.

Returns

QUERY_DEVICE_OK - if the read the response is 0x00 0x47 0x2B QUERY_DEVICE_ERROR - if the read data is not good

temphum2_init()

TEMPHUM2_RETVAL temphum2_init	(	temphum2_t *	ctx,
		temphum2_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.

temphum2_read_firmware_revision()

uint8_t temphum2_read_firmware_revision

(

temphum2_t *

ctx

)

This function for reads Firmware Revision.

Parameters

ctx	Click object.

Returns

Firmware Revision ( 0x10 = Firmware version 1.0 )

temphum2_set_mode()

void temphum2_set_mode	(	uint8_t	select_mode,
		uint8_t	speed_mode )

Functions for set measurement mode.

Parameters

select_mode	TEMPHUM2_NO_HOLD_MODE(default) or TEMPHUM2_HOLD_MODE
speend_mode	TEMPHUM2_NORMAL_MODE(default) or TEMPHUM2_FAST_MODE