
21
Note: 1. When board without Adaptor plug in, this board power RTC consumption about 2.7uA
2. If adaptor always plug in RTC power consumption about 0.1uA
CBAT1: 3V Battery 2pin ( 1.25mm) wafer
(1 X 2 pin 2.0mm Black wafer)
PIN NO.
Description
1
GND
2
VBAT *
BAT1
CBAT1
3-3 CMOS Battery connector
BAT1: 3V Battery hold 2pin
BAT1: Battery use Li 3V / 220mAh (CR2032)
pin1