Lely core libraries  1.9.2
can.h
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1 
21 #ifndef LELY_CAN_CAN_H_
22 #define LELY_CAN_CAN_H_
23 
24 #include <lely/features.h>
25 
27 enum can_state {
29  CAN_STATE_ACTIVE,
31  CAN_STATE_PASSIVE,
33  CAN_STATE_BUSOFF
34 };
35 
37 enum can_error {
39  CAN_ERROR_BIT = 1u << 0,
41  CAN_ERROR_STUFF = 1u << 1,
43  CAN_ERROR_CRC = 1u << 2,
45  CAN_ERROR_FORM = 1u << 3,
47  CAN_ERROR_ACK = 1u << 4,
49  CAN_ERROR_OTHER = 1 << 5
50 };
51 
52 #endif // !LELY_CAN_CAN_H_
CAN_ERROR_STUFF
A bit stuffing error.
Definition: can.h:41
CAN_ERROR_FORM
A form error.
Definition: can.h:45
can_state
can_state
The states of a CAN node, depending on the TX/RX error count.
Definition: can.h:27
CAN_STATE_PASSIVE
The error passive state (TX/RX error count < 256).
Definition: can.h:31
CAN_STATE_BUSOFF
The bus off state (TX/RX error count >= 256).
Definition: can.h:33
CAN_STATE_ACTIVE
The error active state (TX/RX error count < 128).
Definition: can.h:29
CAN_ERROR_ACK
An acknowledgment error.
Definition: can.h:47
CAN_ERROR_OTHER
One or more other errors.
Definition: can.h:49
CAN_ERROR_CRC
A CRC sequence error.
Definition: can.h:43
features.h
This header file is part of the Lely libraries; it contains the compiler feature definitions.
CAN_ERROR_BIT
A single bit error.
Definition: can.h:39
can_error
can_error
The error flags of a CAN bus, which are not mutually exclusive.
Definition: can.h:37