ST STM32F31xx User Manual

Controller area network (bxCAN)
UM1581
110/584
DocID023800 Rev 1
4.1.7 CanRxMsg
CanRxMsg is defined in the stm32f30x_can.h
Data Fields
 uint32_t StdId
 uint32_t ExtId
 uint8_t IDE
 uint8_t RTR
 uint8_t DLC
 uint8_t Data
 uint8_t FMI
Field Documentation
 uint32_t CanRxMsg::StdId
 Specifies the standard identifier. This parameter can be a value between 0 to
0x7FF.
 uint32_t CanRxMsg::ExtId
 Specifies the extended identifier. This parameter can be a value between 0 to
0x1FFFFFFF.
 uint8_t CanRxMsg::IDE
 Specifies the type of identifier for the message that will be received. This
parameter can be a value of CAN_identifier_type
 uint8_t CanRxMsg::RTR
 Specifies the type of frame for the received message. This parameter can be a
value of CAN_remote_transmission_request
 uint8_t CanRxMsg::DLC
 Specifies the length of the frame that will be received. This parameter can be a
value between 0 to 8
 uint8_t CanRxMsg::Data[8]
 Contains the data to be received. It ranges from 0 to 0xFF.
 uint8_t CanRxMsg::FMI
 Specifies the index of the filter the message stored in the mailbox passes
through. This parameter can be a value between 0 to 0xFF
4.1.8 CanTxMsg
CanTxMsg is defined in the stm32f30x_can.h
Data Fields
 uint32_t StdId
 uint32_t ExtId
 uint8_t IDE
 uint8_t RTR
 uint8_t DLC
 uint8_t Data

ST STM32F31xx Specifications

General

Brand	ST
Model	STM32F31xx
Category	Microcontrollers
Language	English