S-35392A Datasheet, PDF (33/47 Pages) Seiko Instruments Inc – 2-WIRE REAL-TIME CLOCK

Rev.1.3_00
2-WIRE REAL-TIME CLOCK
S-35392A
(5) Clock correction register access
1
9
18
SCL
SDA
R/W
0 110110
Device code +
command
I/O mode switching
B7
B0
Clock
correction data
I/O mode switching
*1. Set NO_ACK = 1 in Read.
Figure 39 Clock Correction Register Access
(6) Free register access
1
9
18
SCL
SDA
R/W
0 110111
Device code +
command
I/O mode switching
B7
B0
Free register
data
I/O mode switching
*1. Set NO_ACK = 1 in Read.
Figure 40 Free Register Access
Seiko Instruments Inc.
33