Users Manual

Table Of Contents
R01UH0823EJ0110 Rev.1.10 Page 1229 of 1852
Nov 30, 2020
RX23W Group 36. CAN Module (RSCAN)
36.2.29 Receive Buffer Register nBH (RMPTRn) (n = 0 to 15)
x: Don’t care
This register can be read when the GRWCR.RPAGE bit is 1.
RMPTR[11:0] Bits (Receive Buffer Label Data)
These bits indicate the label information of the message stored in the receive buffer.
RMDLC[3:0] Bits (Receive Buffer DLC Data)
These bits indicate the data length of the message stored in the receive buffer.
Address(es): RSCAN.RMPTR0 000A 83A6h, RSCAN.RMPTR1 000A 83B6h, RSCAN.RMPTR2 000A 83C6h,
RSCAN.RMPTR3 000A 83D6h, RSCAN.RMPTR4 000A 83E6h, RSCAN.RMPTR5 000A 83F6h,
RSCAN.RMPTR6 000A 8406h, RSCAN.RMPTR7 000A 8416h, RSCAN.RMPTR8 000A 8426h,
RSCAN.RMPTR9 000A 8436h, RSCAN.RMPTR10 000A 8446h, RSCAN.RMPTR11 000A 8456h,
RSCAN.RMPTR12 000A 8466h, RSCAN.RMPTR13 000A 8476h, RSCAN.RMPTR14 000A 8486h,
RSCAN.RMPTR15 000A 8496h
b15b14b13b12b11b10b9b8b7b6b5b4b3b2b1b0
RMDLC[3:0] RMPTR[11:0]
Value after reset:
0000000000000000
Bit Symbol Bit Name Description R/W
b11 to b0 RMPTR[11:0] Receive Buffer Label Data Label information of the received message can be read. R
b15 to b12 RMDLC[3:0] Receive Buffer DLC Data
b15 b12
0 0 0 0: 0 data bytes
0 0 0 1: 1 data byte
0 0 1 0: 2 data bytes
0 0 1 1: 3 data bytes
0 1 0 0: 4 data bytes
0 1 0 1: 5 data bytes
0 1 1 0: 6 data bytes
0 1 1 1: 7 data bytes
1 x x x: 8 data bytes
R