RxBuff1_DLC_Msg_n (CANFD) Register Description
Register Name | RxBuff1_DLC_Msg_n |
---|---|
Relative Address | 0x0000004104 |
Absolute Address |
0x00FF064104 (CANFD0) 0x00FF074104 (CANFD1) |
Width | 32 |
Type | roRead-only |
Reset Value | 0x00000000 |
Description | 64 DLC regs for RxBuffer_1 msgs 0 to 63 at 0x4104, 0x0414C, etc (0x48 step) |
Rx FIFO 1 holds 64 messages. The Rx DLC register for message 0 is at offset 0x4104. The DLC for the second message is at 0x414C. The address increment between messages is 0x048. Software Driver name: RF1_RB_DLC Original Bit Field Engineering Name: ID
RxBuff1_DLC_Msg_n (CANFD) Register Bit-Field Summary
Field Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
DLC | 31:28 | roRead-only | 0 | Data Length Code Received data length code of the control field of the CAN and CAN FD frame. |
FDF | 27 | roRead-only | 0 | FD Frame Format This bit distinguishes between CAN format and CAN FD format frames. 1 = received frame is CAN FD format frame 0 = received frame is CAN format frame |
BRS | 26 | roRead-only | 0 | Bit Rate Switch The BRS bit provides status whether the bit rate was switched inside the received CAN FD format frame or not. 1 = bit rate was switched from the standard bit rate of the ARBITRATION PHASE to the preconfigured alternate bit rate of the DATA PHASE inside the received CAN FD frame 0 = bit rate was not switched inside the received CAN FD frame This bit has no meaning if received frame is CAN frame. |
ESI | 25 | roRead-only | 0 | Error State Indicator The ESI bit provides the error status of the sender/transmitter of the message. 1 = received frame was sent by error passive transmitter 0 = received frame was sent by error active transmitter This bit has no meaning if received frame is CAN frame. |
Matched_Filter_Index | 20:16 | roRead-only | 0 | This status field is written by the controloler in RX buffer mode to provide the matched filter index for received message. Software Driver name: FI |
Timestamp | 15:0 | roRead-only | 0 | Timestamp captured after SOF bit. This is written by core for status purpose for successfully received message. Software Driver name: TS |