Vecow MTC-4021 User Manual page 33

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2.3.10 Battery
The MTC-4021'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 Vecow RMA service team.
©Vecow MTC-4021 User Manual
GND
PETn0
PETp0
GND
GND
+3.3Vaux
+3.3Vaux
GND
Reserved
Reserved
Reserved
Reserved
Battery
30 SMB_CLK
32 SMB_DATA
34 GND
36 USB_D-
38 USB_D+
40 GND
42 Reserved
44 Reserved
46 Reserved
48 1.5V
50 GND
52 +3.3Vaux
GETTING TO KNOW YOUR MTC-4021
26