Remote Request Register (Rfpr) - Renesas H8SX/1500 Series Hardware Manual

Section 13 Controller Area Network (HCAN)

13.3.10 Remote Request Register (RFPR)

RFPR indicates the normal reception of remote frames in mailboxes. When a bit in this register is
set to 1, the corresponding receive complete register (RXPR) bit is also set to 1 simultaneously.
Bit 15
Bit Name RFPR7
Initial Value 0
R/W R/(W)*
Bit 7
Bit Name RFPR15
Initial Value 0
R/W R/(W)*
Note: * Only 1 can be written to these bits, to clear the flags.
Bit Bit Name
15 RFPR7
14 RFPR6
13 RFPR5
12 RFPR4
11 RFPR3
10 RFPR2
9 RFPR1
8 RFPR0
7 RFPR15
6 RFPR14
5 RFPR13
4 RFPR12
3 RFPR11
2 RFPR10
1 RFPR9
0 RFPR8
Note: * Only 1 can be written to clear the flag.
Rev. 3.00 Mar. 14, 2006 Page 464 of 804
REJ09B0104-0300
14 13
RFPR6 RFPR5 RFPR4
0 0
R/(W)* R/(W)*
6 5
RFPR14 RFPR13 RFPR12
0 0
R/(W)* R/(W)*
Initial
Value R/W
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
0 R/(W)*
12 11
RFPR3 RFPR2
0 0
R/(W)* R/(W)* R/(W)*
4 3
RFPR11 RFPR10
0 0
R/(W)* R/(W)* R/(W)*
Description
When mailbox n (n = 0 to 15) has received the
remote frame error-free, RFPRn (n = 1 to 15) is
set to 1.
[Setting condition]
Completion of remote frame reception in
corresponding mailbox
[Clearing condition]
Writing 1
10 9 8
RFPR1 RFPR0
0 0 0
R/(W)* R/(W)*
2 1 0
RFPR9 RFPR8
0 0 0
R/(W)* R/(W)*