Section 14 Realtime Clock
Page 682 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
14.3.5 Day of Week Counter (RWKCNT)
RWKCNT is used for setting/counting day of week section. The count operation is performed by a
carry for each day of the date counter.
The assignable range is from 0 through 6 (practically in BCD), otherwise operation errors occur.
Carry out write processing after stopping the count operation through the setting of the START bit
in RCR2.
UndefinedUndefined Undefined
01234567
0
R/W R/W R/WR
0
R
BIt:
Initial value:
R/W:
--
0
R
-
0
R
-
0
R
-Day
Bit Bit Name
Initial
Value R/W Description
7 to 3 All 0 R Reserved
These bits are always read as 0. The write value should
always be 0.
2 to 0 Day Undefined R/W Day-of-Week Counting
Day-of-week is indicated with a binary code.
000: Sunday
001: Monday
010: Tuesday
011: Wednesday
100: Thursday
101: Friday
110: Saturday
111: Reserved (setting prohibited)