mcan_rx_message_struct Struct Reference

CAN Receive 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 {
union {
uint16_t   rx_timestamp
struct {
uint16_t   rx_timestamp_pointer: 4
uint16_t   rx_timestamp_captured: 1
}
}
};
struct {
uint16_t   dlc: 4
uint16_t   bitrate_switch: 1
uint16_t   canfd_frame: 1
uint16_t   filter_index: 7
uint16_t   accepted_non_matching_frame: 1
};
union {
uint8_t   data_8 [64]
uint32_t   data_32 [16]
};

Detailed Description

CAN Receive 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 { ... }

union { ... }

struct { ... }

struct { ... }

accepted_non_matching_frame

uint16_t mcan_rx_message_struct::accepted_non_matching_frame

Accept non-matching Frame flag

bitrate_switch

uint16_t mcan_rx_message_struct::bitrate_switch

Bit rate switch flag

canfd_frame

uint16_t mcan_rx_message_struct::canfd_frame

CANFD Frame flag

data_32

uint32_t mcan_rx_message_struct::data_32[16]

Data buffer as word array

data_8

uint8_t mcan_rx_message_struct::data_8[64]

Data buffer as byte array

dlc

uint16_t mcan_rx_message_struct::dlc

Data Length Code

error_state_indicator

uint32_t mcan_rx_message_struct::error_state_indicator

Error State Indicator

ext_id

uint32_t mcan_rx_message_struct::ext_id

Extended CAN Identifier

filter_index

uint16_t mcan_rx_message_struct::filter_index

CAN filter index

rtr

uint32_t mcan_rx_message_struct::rtr

Remote Frame Flag

rx_timestamp

uint16_t mcan_rx_message_struct::rx_timestamp

Received timestamp

rx_timestamp_captured

uint16_t mcan_rx_message_struct::rx_timestamp_captured

Timestamp Captured flag

rx_timestamp_pointer

uint16_t mcan_rx_message_struct::rx_timestamp_pointer

Timestamp Pointer

std_id

uint32_t mcan_rx_message_struct::std_id

Standard CAN Identifier

use_ext_id

uint32_t mcan_rx_message_struct::use_ext_id

Extended Identifier

---

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

• drivers/inc/hpm_mcan_drv.h