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SMBus Connector
SMBus
6
2
5
1
The SMBus (System Management Bus) connector is used to connect low-bandwidth SMBus
devices. It is a multiple device bus that allows multiple chips to connect to the same bus and
enable each one to act as a master by initiating data transfer.
ST102-CS
Battery
The lithium ion battery powers the real-time clock and CMOS memory. It is an auxiliary source
of power when the main power is shut off.
Safety Measures
• Danger of explosion if battery incorrectly replaced.
• Replace only with the same or equivalent type recommend by the manufacturer.
• Dispose of used batteries according to local ordinance
24
1
+3.3V
2
GND
Battery
.
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