mcan_tx_message_struct Struct Reference

CAN Transmit Message Frame. More...

#include <hpm_mcan_drv.h>

Data Fields
union {
struct {
uint32_t   ext_id: 29
uint32_t   rtr: 1
uint32_t   use_ext_id: 1
uint32_t   error_state_indicator: 1
}
struct {
uint32_t   std_id: 11
}
};
struct {
uint32_t   message_marker_h: 8
uint32_t   dlc: 4
uint32_t   bitrate_switch: 1
uint32_t   canfd_frame: 1
uint32_t   timestamp_capture_enable: 1
uint32_t   event_fifo_control: 1
uint32_t   message_marker_l: 8
};
union {
uint8_t   data_8 [64]
uint32_t   data_32 [16]
};

Detailed Description

CAN Transmit Message Frame.

Note

Users need to pay attention to the CAN Identifier settings For standard identifier, the use_ext_id should be set to 0 and the std_id should be used For extended identifier, the use_ext_id should be set to 1 and the ext_id should be used

Field Documentation

union { ... }

struct { ... }

union { ... }

bitrate_switch

uint32_t mcan_tx_message_struct::bitrate_switch

Bit Rate Switch

canfd_frame

uint32_t mcan_tx_message_struct::canfd_frame

CANFD frame

data_32

uint32_t mcan_tx_message_struct::data_32[16]

Data buffer as word array

data_8

uint8_t mcan_tx_message_struct::data_8[64]

Data buffer as byte array

dlc

uint32_t mcan_tx_message_struct::dlc

Data Length Code

error_state_indicator

uint32_t mcan_tx_message_struct::error_state_indicator

Error State Indicator

event_fifo_control

uint32_t mcan_tx_message_struct::event_fifo_control

Event FIFO control

ext_id

uint32_t mcan_tx_message_struct::ext_id

Extended CAN Identifier

message_marker_h

uint32_t mcan_tx_message_struct::message_marker_h

Message Marker[15:8]

message_marker_l

uint32_t mcan_tx_message_struct::message_marker_l

Message Marker[7:0]

rtr

uint32_t mcan_tx_message_struct::rtr

Remote Transmission Request

std_id

uint32_t mcan_tx_message_struct::std_id

Standard CAN Identifier

timestamp_capture_enable

uint32_t mcan_tx_message_struct::timestamp_capture_enable

Timestamp Capture Enable for TSU

use_ext_id

uint32_t mcan_tx_message_struct::use_ext_id

Extended Identifier

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

• drivers/inc/hpm_mcan_drv.h