MCP9808.c File Reference

MCP9808 Driver. More...

#include "MCP9808.h"

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Functions
FctERR	MCP9808_Init (const uint8_t idx, I2C_HandleTypeDef *const hi2c, const uint16_t devAddress)
	Initialization of the MCP9808 peripheral.
FctERR	MCP9808_Init_Single (void)
	Initialization for MCP9808 peripheral.
FctERR	MCP9808_Write (I2C_slave_t *const pSlave, const uint16_t *data, const uint16_t addr, const uint16_t nb)
	I2C Write function for MCP9808.
FctERR	MCP9808_Read (I2C_slave_t *const pSlave, uint16_t *data, const uint16_t addr, const uint16_t nb)
	I2C Read function for MCP9808.

Detailed Description

MCP9808 Driver.

Author

SMFSW

Copyright

MIT (c) 2017-2026, SMFSW

MCP9808: +/-0.5C Maximum Accuracy Digital Temperature Sensor

Function Documentation

MCP9808_Init()

FctERR MCP9808_Init	(	const uint8_t	idx,
		I2C_HandleTypeDef *const	hi2c,
		const uint16_t	devAddress )

Initialization of the MCP9808 peripheral.

Parameters

[in]	idx	- MCP9808 index
[in]	hi2c	- pointer to MCP9808 I2C instance
[in]	devAddress	- MCP9808 device address

Returns

FctERR - error code

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MCP9808_Init_Single()

FctERR MCP9808_Init_Single

(

void

)

Initialization for MCP9808 peripheral.

Warning

In case multiple devices (defined by I2C_MCP9808_NB > 1), you shall use MCP9808_Init instead

Returns

FctERR - error code

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MCP9808_Read()

FctERR MCP9808_Read	(	I2C_slave_t *const	pSlave,
		uint16_t *	data,
		const uint16_t	addr,
		const uint16_t	nb )

I2C Read function for MCP9808.

Parameters

[in,out]	pSlave	- Pointer to I2C slave instance
[in,out]	data	- pointer to read to (16b type pointer)
[in]	addr	- Address to read from
[in]	nb	- Number of bytes to read

Returns

FctERR - error code

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MCP9808_Write()

FctERR MCP9808_Write	(	I2C_slave_t *const	pSlave,
		const uint16_t *	data,
		const uint16_t	addr,
		const uint16_t	nb )

I2C Write function for MCP9808.

Parameters

[in,out]	pSlave	- Pointer to I2C slave instance
[in]	data	- pointer to write from (16b type pointer)
[in]	addr	- Address to write to
[in]	nb	- Number of bytes to write

Returns

FctERR - error code

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