s-35199a01 Seiko Instruments Inc., s-35199a01 Datasheet - Page 37

• Manufacturer Part Number: s-35199a01
• Description: 3-wire Real-time Clock
• Manufacturer: Seiko Instruments Inc.

Rev.1.0
(2) Real-time data access 2
(3) Status register 1 access and status register 2 access
*1. 0 : Status register 1 selected
During reading: Output mode switching
SCK
_00
1 : Status register 2 selected
SIO
CS
X
0
1
Figure 43 Status Register 1 Access and Status Register 2 Access
1
command
1
SCK
Code +
SIO
0
CS
0
1
1
X
8
B7
Figure 42 Real-Time Data Access 2
R / W
0
Hour data
1
1
command
1
Code +
During reading: Output mode switching
Seiko Instruments Inc.
0
*1
0
B0
0
16
B7
Minute data
8
B7
R / W
Status data
B0
24
B7
16
Second data
B0
3-WIRE REAL-TIME CLOCK
32
B0
During reading:
Input mode switching
During reading:
Input mode switching
S-35199A01
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