Hitachi SH7760 Solution Engine2 Overview page 62

6.3.3 Second Counter (SECCNT)
Address: 0x002, Initial value: 0xXX (Not defined)
D7 D6
0
R R/W
The counter value is a BCD (Binary Coded Decimal) value. Counting takes place within a range from 00 to 59. When
the value changes from 59 to 00, a carry is generated in the minute counter.
6.3.4 Minute Counter (MINCNT)
Address: 0z0003 Initial value: 0xXX (Not defined)
D7 D6
0
R R/W
The counter value is a BCD (Binary Coded Decimal) value. Counting takes place within a range from 00 to 59. When
the value changes from 59 to 00, a carry is generated in the hour counter.
6.3.5 Hour Counter (HRCNT)
Address: 0x0004, Initial value: 0xXX (Not defined)
D7 D6
0 0
R R
The counter value is a BCD (Binary Coded Decimal) value. Counting takes place within a range from 00 to 59. When
the value changes from 59 to 00, a carry is generated in the day counter and the day-of-the-week counter.
D5 D4
10 seconds
R/W R/W
D5 D4
10 minutes
R/W R/W
D5 D4
10 hours
R/W R/W
D3 D2
1 second
R/W R/W R/W
D3 D2
1 minute
R/W R/W R/W
D3 D2
1 hour
R/W R/W R/W
59
D1 D0
R/W
D1 D0
R/W
D1 D0
R/W