Hour Alarm Register (Hrar); Day-Of-The-Week Alarm Register (Wkar) - Renesas SH7727 General Information Manual

R0P7727TH003TRKE General Information Manual
6.3.13

Hour Alarm Register (HRAR)

Address: 0x000B Initial value: 0x00
D7 D6
AR 0
R/W R
The alarm value must be a BCD (Binary Coded Decimal) code between 00 and 23.
6.3.14

Day-of-the-Week Alarm Register (WKAR)

Address: 0x000C Initial value: 0x00
D7 D6
AR 0
R/W R
The alarm value must be set within a range from 0x00 to 0x06.
• Day of the week and septinary counter value
(D2.D1.D0) = (0.0.0) → Sunday
(D2.D1.D0) = (0.0.1) → Monday
(D2.D1.D0) = (0.1.0) → Tuesday
(D2.D1.D0) = (0.1.1) → Wednesdady
(D2.D1.D0) = (1.0.0) → Thursday
(D2.D1.D0) = (1.0.1) → Friday
(D2.D1.D0) = (1.1.0) → Saturday
D5 D4
10 hours
R/W R/W R/W
D5 D4
0 0
R R
D3 D2 D1
1 hour
R/W R/W
D3 D2 D1
0 Septinary counter value
R R/W R/W
55
Power Supply Controller
D0
R/W
D0
R/W