HD6417320 RENESAS [Renesas Technology Corp], HD6417320 Datasheet - Page 629
HD6417320
Manufacturer Part Number
HD6417320
Description
Renesas 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7700 Series
Manufacturer
RENESAS [Renesas Technology Corp]
Datasheet
1.HD6417320.pdf
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17.3.5
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 range for day of the week can be set is 0 to 6 (decimal). Errant operation will result if any
other value is set. Carry out write processing after stopping the count operation with the START
bit in RCR2.
RWKCNT is not initialized by a power-on reset or manual reset, or in standby mode.
Bit
7 to 3
2 to 0
Day of Week Counter (RWKCNT)
Bit Name
Initial Value
All 0
Undefined
R/W
R
R/W
Description
Reserved
These bits are always read as 0. Though writing
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)
has n effect, the write value should always be 0.
Rev. 3.00 Jan. 18, 2008 Page 567 of 1458
Section 17 Realtime Clock (RTC)
REJ09B0033-0300
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