max7219 interface driver function

max7219 interface driver modules More...

Functions
uint8_t	max7219_interface_spi_init (void)
	interface spi bus init More...
uint8_t	max7219_interface_spi_deinit (void)
	interface spi bus deinit More...
uint8_t	max7219_interface_spi_write_cmd (uint8_t *buf, uint16_t len)
	interface spi bus write command More...
uint8_t	max7219_interface_spi_write (uint8_t reg, uint8_t *buf, uint16_t len)
	interface spi bus write More...
void	max7219_interface_delay_ms (uint32_t ms)
	interface delay ms More...
void	max7219_interface_debug_print (const char *const fmt,...)
	interface print format data More...

Detailed Description

max7219 interface driver modules

Function Documentation

max7219_interface_debug_print()

void max7219_interface_debug_print	(	const char *const	fmt,
			...
	)

interface print format data

Parameters

[in]

fmt

format data

Note

none

Definition at line 108 of file driver_max7219_interface_template.c.

max7219_interface_delay_ms()

void max7219_interface_delay_ms

(

uint32_t

ms

)

interface delay ms

Parameters

[in]

ms

time

Note

none

Definition at line 98 of file driver_max7219_interface_template.c.

max7219_interface_spi_deinit()

uint8_t max7219_interface_spi_deinit

(

void

)

interface spi bus deinit

Returns

status code

• 0 success
• 1 spi deinit failed

Note

none

Definition at line 59 of file driver_max7219_interface_template.c.

max7219_interface_spi_init()

uint8_t max7219_interface_spi_init

(

void

)

interface spi bus init

Returns

status code

• 0 success
• 1 spi init failed

Note

none

Definition at line 47 of file driver_max7219_interface_template.c.

max7219_interface_spi_write()

uint8_t max7219_interface_spi_write	(	uint8_t	reg,
		uint8_t *	buf,
		uint16_t	len
	)

interface spi bus write

Parameters

[in]	reg	register address
[in]	*buf	pointer to a data buffer
[in]	len	length of data buffer

Returns

status code

• 0 success
• 1 write failed

Note

none

Definition at line 88 of file driver_max7219_interface_template.c.

max7219_interface_spi_write_cmd()

uint8_t max7219_interface_spi_write_cmd	(	uint8_t *	buf,
		uint16_t	len
	)

interface spi bus write command

Parameters

[in]	*buf	pointer to a data buffer
[in]	len	length of data buffer

Returns

status code

• 0 success
• 1 write failed

Note

none

Definition at line 73 of file driver_max7219_interface_template.c.