3-WIRE REAL-TIME CLOCK
S-35190A
Rev.2.4_00
5. Clock-correction register
The clock-correction register is a 1-byte register that is used to correct advance/delay of the clock. When not using this
function, set this register to “00h”. Regarding the register values, refer to “ Function to Clock-Correction”.
B6
B5
B4
B3
B2
B1
B0
B7
V4
V5
V6
V7
V0
V1
V2
V3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W: Read/Write
Figure 20 Clock-Correction Register
6. Free register
The free register is a 1-byte SRAM type register that can be set freely by users.
B6
B5
B4
B3
B2
B1
B0
B7
F4
F5
F6
F7
F0
F1
F2
F3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W: Read/Write
Figure 21 Free Register
Seiko Instruments Inc.
17
SII [ SEIKO INSTRUMENTS INC ]
