HD6433682 ETC, HD6433682 Datasheet - Page 172

• Manufacturer Part Number: HD6433682
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series
• Manufacturer: ETC

10.3.4
RWKDR counts the BCD-coded day-of-week value on the carry generated once per day by
RHRDR. The setting range is decimal 0 to 6 using bits WK2 to WK0.
Rev. 3.00, 05/03, page 142 of 472
Bit
7
6 to 3
2
1
0
Bit Name
BSY
—
WK2
WK1
WK0
Day-of-Week Data Register (RWKDR)
Initial
Value
—
All 0
—
—
—
R/W
R
—
R/W
R/W
R/W
Description
RTC busy:
This bit is set to 1 when the RTC is updating (operating)
the values of second, minute, hour, and day-of-week data
registers. When this bit is 0, the values of second, minute,
hour, and day-of-week data registers must be adopted.
Reserved
These bits are always read as 0.
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)