pca9685 extend driver function

pca9685 extend driver modules More...

Functions
uint8_t	pca9685_set_reg (pca9685_handle_t *handle, uint8_t reg, uint8_t *buf, uint16_t len)
	set the chip register More...
uint8_t	pca9685_get_reg (pca9685_handle_t *handle, uint8_t reg, uint8_t *buf, uint16_t len)
	get the chip register More...

Detailed Description

pca9685 extend driver modules

Function Documentation

pca9685_get_reg()

uint8_t pca9685_get_reg	(	pca9685_handle_t *	handle,
		uint8_t	reg,
		uint8_t *	buf,
		uint16_t	len
	)

get the chip register

Parameters

[in]	*handle	pointer to a pca9685 handle structure
[in]	reg	iic register address
[out]	*buf	pointer to a data buffer
[in]	len	data buffer length

Returns

status code

• 0 success
• 1 read failed
• 2 handle is NULL
• 3 handle is not initialized

Note

none

Definition at line 2027 of file driver_pca9685.c.

pca9685_set_reg()

uint8_t pca9685_set_reg	(	pca9685_handle_t *	handle,
		uint8_t	reg,
		uint8_t *	buf,
		uint16_t	len
	)

set the chip register

Parameters

[in]	*handle	pointer to a pca9685 handle structure
[in]	reg	iic register address
[in]	*buf	pointer to a data buffer
[in]	len	data buffer length

Returns

status code

• 0 success
• 1 write failed
• 2 handle is NULL
• 3 handle is not initialized

Note

none

Definition at line 1993 of file driver_pca9685.c.