S-35192A Datasheet, PDF (28/41 Pages) Seiko Instruments Inc – 3-WIRE REAL-TIME CLOCK

3-WIRE REAL-TIME CLOCK
S-35192A
Rev.1.2_00
(5) Clock correction register access
CS
1
8
16
SCK
R/W
SIO
X 0110110
B7
B0
Fixed code +
command
During reading: Output mode switching
Clock correction
data
During reading:
Input mode switching
Figure 30 Clock Correction Register Access
(6) Free register access
CS
1
8
16
SCK
R/W
X 0110111
SIO
B7
B0
Fixed code +
command
During reading: Output mode switching
Free register data
Figure 31 Free Register Access
During reading:
Input mode switching
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Seiko Instruments Inc.