s-35199a01 Seiko Instruments Inc., s-35199a01 Datasheet - Page 11

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

Rev.1.0
Configuration of Data Communication
1. Configuration of data communication
After setting the CS pin “H”, transmit the 4-bit code “0110” or “0111”, after that, transmit a 3-bit command and 1-bit
Read/Write command. Next, data is output or input from B7. Regarding details, refer to “
“0110” is compatible with the SII S-35190A/192A as software. Regarding details, refer to “2. Configuration of
command”.
_00
B7
0
B6
1
Code
B5
1
Figure 13 Data Communication
Seiko Instruments Inc.
0/1
B4
1-byte data
B3
C2
Command
B2
C1
B1
C0
3-WIRE REAL-TIME CLOCK
Read/Write bit
R / W
B0
Serial Interface”. Code
S-35199A01
11