HD64F2638F20J Datasheet, PDF (680/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

Section 16 Controller Area Network (HCAN)
H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
16.2.10 Remote Request Register (RFPR)
The remote request register (RFPR) is a 16-bit readable/writable register containing status flags
that indicate normal reception of remote frames in mailboxes (buffers). When a bit in this register
is set, the corresponding reception complete bit is set simultaneously.
RFPR
Bit:
Initial value:
R/W:
15
RFPR7
0
R/(W)^*
14
RFPR6
0
R/(W)^*
13
RFPR5
0
R/(W)^*
12
RFPR4
0
R/(W)^*
11
RFPR3
0
R/(W)^*
10
RFPR2
0
R/(W)^*
9
RFPR1
0
R/(W)^*
8
RFPR0
0
R/(W)^*
Bit: 7
6
5
4
3
2
1
0
RFPR15 RFPR14 RFPR13 RFPR12 RFPR11 RFPR10 RFPR9 RFPR8
Initial value: 0
0
0
0
0
0
0
0
R/W: R/(W)^* R/(W)^* R/(W)^* R/(W)^* R/(W)^* R/(W)^* R/(W)^* R/(W)^*
Note: * Only a write of 1 is permitted, to clear the flag.
Bits 15 to 0—Remote Request Register (RFPR7 to RFPR0, RFPR15 to RFPR8): These bits
indicate that a remote frame has been received normally in the corresponding mailbox.
Bit x: RFPRx
0
1
Description
[Clearing condition]
• Writing 1
(Initial value)
Completion of remote frame reception in corresponding mailbox
(x = 15 to 0)
Page 630 of 1458
REJ09B0103-0800 Rev. 8.00
May 28, 2010