can_driver.h File Reference

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Data Structures
struct	can_msg_type

Functions
int	CAN_init (uint16_t mode, uint8_t id)
uint8_t	CAN_loopback (uint8_t data)
void	CAN_transfer (uint8_t data)
void	CAN_transfer_2 (uint8_t data1, uint8_t data2)
uint8_t	CAN_busywait_reveive (void)
uint8_t	CAN_check_reveive (void)
void	CAN_send (uint8_t id, int data_byte, int *data)

Detailed Description

Can driver header file

Function Documentation

CAN_busywait_reveive()

uint8_t CAN_busywait_reveive

(

void

)

CAN receive function

WAIT FOR RX BUFFER 0 INTERUPT

read RX0 data buffer.

turn off the interrupt flag after reading

CAN_check_reveive()

uint8_t CAN_check_reveive

(

void

)

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CAN_init()

int CAN_init	(	uint16_t	mode,
		uint8_t	id
	)

Trigger interrupt on falling edge on INT2.

Enable interrupt on INT2

< Set ID

< Set mode

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CAN_loopback()

uint8_t CAN_loopback

(

uint8_t

data

)

SET ARBRITARY VALUES FOR ID AND DATA LENGTH

< Load data into TX0 buffer

WAIT FOR RX BUFFER 0 INTERUPT

CAN_send()

void CAN_send	(	uint8_t	id,
		int	data_byte,
		int *	data
	)

Send message on can bus.

Parameters

id	CAN ID to send with
data_byte	Number of bytes (from 1 to 8)
data	Pointer with data to send.

< Ready to send function.

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CAN_transfer()

void CAN_transfer

(

uint8_t

data

)

Send message on can bus.

Parameters

data	Data to send on bus

CAN_transfer_2()

void CAN_transfer_2	(	uint8_t	data1,
		uint8_t	data2
	)

SET ARBRITARY VALUES FOR ID AND DATA LENGTH

< Load data into TX0 buffer

< Load data into TX0 buffer