Definitions high-level CAN interface. More...

Detailed Description

Definitions high-level CAN interface.

Author: Vincent Dupont vince.nosp@m.nt@o.nosp@m.takey.nosp@m.s.co.nosp@m.m; Toon Stegen toon..nosp@m.steg.nosp@m.en@al.nosp@m.tran.nosp@m..com

Definition in file can.h.

#include <stdint.h>

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Data Structures
struct	can_frame
	Controller Area Network frame. More...

struct	can_filter
	Controller Area Network filter. More...

struct	can_bittiming
	CAN bit-timing parameters. More...

struct	can_bittiming_const
	CAN hardware-dependent bit-timing constant. More...

Macros
#define	CAN_MAX_DLEN (8)
	Max data length for a CAN frame.

Typedefs
typedef uint32_t	canid_t
	Controller Area Network Identifier structure.

Enumerations
enum	can_state { CAN_STATE_ERROR_ACTIVE = 0 , CAN_STATE_ERROR_WARNING , CAN_STATE_ERROR_PASSIVE , CAN_STATE_BUS_OFF , CAN_STATE_STOPPED , CAN_STATE_SLEEPING , CAN_STATE_MAX }
	CAN operational and error states. More...

CAN_ID flags and masks
#define	CAN_EFF_FLAG (0x80000000U)
	EFF/SFF is set in the MSB.

#define	CAN_RTR_FLAG (0x40000000U)
	remote transmission request

#define	CAN_ERR_FLAG (0x20000000U)
	error message frame

#define	CAN_SFF_MASK (0x000007FFU)
	standard frame format (SFF)

#define	CAN_EFF_MASK (0x1FFFFFFFU)
	extended frame format (EFF)

#define	CAN_ERR_MASK (0x1FFFFFFFU)
	omit EFF, RTR, ERR flags

Data Structures