33
GETTING TO KNOW YOUR E
cho-40F
21
GND
22
PERST#
19
Reserved
20
reserved
17
Reserved
18
GND
Mechanical Key
15
GND
16
UIM_VPP
13
14
UIM_RESET
11
REFCLK-
12
UIM_CLK
9
GND
10
UIM_DATA
7
CLKREQ#
8
UIM_PWR
5
Reserved
6
1.5V
3
Reserved
4
GND
1
WAKE#
2
3.3Vaux
2.4.10 Battery
The E
FKR)
’s real-time clock is powered by a lithium battery. It is Equipped
with Panasonic BR2032 190mAh lithium battery. It is recommended that you
not replace the lithium battery on your own. If the battery needs to be changed,
please contact the
Unicomp
RMA service team.
Battery