Rscan0Rmnb - Receive Buffer Number Register - Renesas RZ/A Series User Manual

RZ/A1L Group, RZ/A1LU Group, RZ/A1LC Group
21.3.17 RSCAN0RMNB — Receive Buffer Number Register
Access: Can be read/written in 8-, 16-, and 32-bit units
Address: <RSCAN0_base> + 00A4
Initial value: 0000 0000
H
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 21.31
Bit Position
31 to 8
7 to 0
Modify the RSCAN0RMNB register only in global reset mode.
NRXMB[7:0] Bits
These bits are used to set the total number of receive buffers of the RS-CAN module. The maximum
value is 16 × (number of channels).
Setting these bits all to 0 makes receive buffers unavailable.
R01UH0437EJ0600 Rev.6.00
Jan 29, 2021
H
28 27 26 25
— — — —
0 0 0 0
R R R R
12 11 10 9
— — — —
0 0 0 0
R R R R
RSCAN0RMNB register contents
Bit Name Function
Reserved These bits are always read as 0. The write value should always be 0.
NRXMB[7:0] Receive Buffer Number Configuration
Set the number of receive buffers.
Set a value of 0 to 31.
24 23 22 21
— — — —
0 0 0 0
R R R R
8 7 6 5
—
0 0 0 0
R R/W R/W R/W
21. CAN Interface
20 19 18 17
— — — —
0 0 0 0
R R R R
4 3 2 1
NRXMB[7:0]
0 0 0 0
R/W R/W R/W R/W
16
—
0
R
0
0
R/W
21-51