SH7261 Datasheet, PDF (688/1348 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

Section 15 Realtime Clock (RTC)
15.3.15 Year Alarm Register (RYRAR)
RYRAR is an alarm register corresponding to the year counter RYRCNT. The assignable range is
from 0000 through 9999 (practically in BCD), otherwise operation errors occur. RYRAR is not
initialized by a power-on reset, a manual reset, or in deep standby mode or software standby
mode.
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
1000 years
100 years
10 years
1 year
Initial value: — — — — — — — — — — — — — — — —
R/W: R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W R/W
Initial
Bit
Bit Name Value
R/W
15 to 12 1000 years Undefined R/W
11 to 8 100 years Undefined R/W
7 to 4 10 years Undefined R/W
3 to 0 1 year
Undefined R/W
Description
Thousand's position of years setting value
Hundred's position of years setting value
Ten's position of years setting value
One's position of years setting value
Rev. 2.00 Sep. 07, 2007 Page 656 of 1312
REJ09B0320-0200