Rscan0Rfdf1X - Receive Fifo Buffer Access Data Field 1 Register (X = 0 To 7) - Renesas RZ/A Series User Manual

RZ/A1L Group, RZ/A1LU Group, RZ/A1LC Group
21.3.29 RSCAN0RFDF1x — Receive FIFO Buffer Access Data Field 1 Register
(x = 0 to 7)
Access: Can be read in 8-, 16-, and 32-bit units
Address: <RSCAN0_base> + 0E0C
Initial value: 0000 0000
Bit 31 30 29
Initial value 0 0 0
R/W R R R
Bit 15 14 13
0 0 0
Initial value
R/W R R R
Table 21.43
Bit Position
31 to 24
23 to 16
15 to 8
7 to 0
When the RFDLC[3:0] value in the RSCAN0RFPTRx register is smaller than 1000
which no data is set are read as 00
R01UH0437EJ0600 Rev.6.00
Jan 29, 2021
+ (x * 0010 )
H H
H
28 27 26
RFDB7[7:0]
0 0 0
R R R
12 11 10
RFDB5[7:0]
0 0 0
R R R
RSCAN0RFDF1x register contents
Bit Name Function
RFDB7[7:0] Receive FIFO Buffer Data Byte 7
Receive FIFO Buffer Data Byte 6
RFDB6[7:0]
Receive FIFO Buffer Data Byte 5
RFDB5[7:0] Receive FIFO Buffer Data Byte 4
Data for a message stored in the receive FIFO buffer can be read.
RFDB4[7:0]
25 24 23 22
0 0 0 0
R R R R
9 8 7 6
0 0 0 0
R R R R
.
H
21. CAN Interface
21 20 19 18
RFDB6[7:0]
0 0 0 0
R R R R
5 4 3 2
RFDB4[7:0]
0 0 0 0
R R R R
, data bytes for
B
17 16
0 0
R R
1 0
0 0
R R
21-65