Data Sheet

Shenzhen Holyiot Technology Co.,Ltd
www.holyiot.com [e-mail]
8
3.2 Pin assignments
PIN No.
PIN define
Functions
1
GND
Ground
2
GND
Ground
3
P0.20
General purpose I/O
4
P0.01
XL2
Digital I/O
Connection for 32.768 kHz crystal
(LFXO
5
P0.00
XL1
Digital I/O
Connection for 32.768 kHz crystal
(LFXO)