Public function

Functions
void	mcp16331inv_cfg_setup (mcp16331inv_cfg_t *cfg)
	Config Object Initialization function.
MCP16331INV_RETVAL	mcp16331inv_init (mcp16331inv_t *ctx, mcp16331inv_cfg_t *cfg)
	Initialization function.
void	mcp16331inv_generic_transfer (mcp16331inv_t *ctx, uint8_t *wr_buf, uint16_t wr_len, uint8_t *rd_buf, uint16_t rd_len)
	Generic transfer function.
void	mcp16331inv_set_dac_vout (mcp16331inv_t *ctx, uint16_t dac_value, uint8_t gain_value, uint8_t mode)
	DAC output voltage set function.
void	mcp16331inv_enable_vin (mcp16331inv_t *ctx, uint8_t state)
	VIN Pull Up enable function.

Detailed Description

Function Documentation

mcp16331inv_cfg_setup()

void mcp16331inv_cfg_setup

(

mcp16331inv_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.

mcp16331inv_enable_vin()

void mcp16331inv_enable_vin	(	mcp16331inv_t *	ctx,
		uint8_t	state )

VIN Pull Up enable function.

Parameters

ctx	Click object.
state	1 - enable, 0 - disable

@description Function enables or disables internal VIN pull up.

mcp16331inv_generic_transfer()

void mcp16331inv_generic_transfer	(	mcp16331inv_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

mcp16331inv_init()

MCP16331INV_RETVAL mcp16331inv_init	(	mcp16331inv_t *	ctx,
		mcp16331inv_cfg_t *	cfg )

Initialization function.

Parameters

mcp16331inv	Click object.
cfg	Click configuration structure.

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

mcp16331inv_set_dac_vout()

void mcp16331inv_set_dac_vout	(	mcp16331inv_t *	ctx,
		uint16_t	dac_value,
		uint8_t	gain_value,
		uint8_t	mode )

DAC output voltage set function.

Parameters

ctx	Click object.
DAC_value	12-bit DAC input value
gain_value	1 - 1x VREF, 0 - 2x VREF
mode	1 - active mode, 0 - shutdown mode

@description Function determines DAC output voltage value in depending on the input DAC_value (0x0000 - 0x0FFF) and gain_value. Function also can put device on active or shutdown mode.