CAN_frame Struct Reference

Represents a full CAN frame for sending/receiving. More...

#include <can.h>

Data Fields
uint32_t	id
uint8_t	dlc
char	data [8]
uint8_t	extended
uint8_t	rtr

Detailed Description

Represents a full CAN frame for sending/receiving.

Supports standard 11-bit or extended 29-bit IDs, data length code, payload, and Remote Transmission Request (RTR) flag.

Definition at line 53 of file can.h.

Field Documentation

data

char CAN_frame::data[8]

Payload bytes (up to 8)

Definition at line 56 of file can.h.

Referenced by can_read_rx0(), can_read_rx1(), can_write(), MCP2515_write(), MCP2515_write_n(), and process_can_frame().

dlc

uint8_t CAN_frame::dlc

Data length code (0-8 bytes)

Definition at line 55 of file can.h.

Referenced by can_read_rx0(), can_read_rx1(), and can_write().

extended

uint8_t CAN_frame::extended

Flag for extended (29-bit) ID; false = 11-bit

Definition at line 57 of file can.h.

Referenced by can_write().

id

uint32_t CAN_frame::id

11-bit or 29-bit identifier (extended = true)

Definition at line 54 of file can.h.

Referenced by can_read_rx0(), can_read_rx1(), can_write(), and process_can_frame().

rtr

uint8_t CAN_frame::rtr

Remote Transmission Request flag; true asks other node for a response

Definition at line 58 of file can.h.

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The documentation for this struct was generated from the following file:

• include/can.h