Pro Lite E32-A, User Manual

Page: 7 / 21

Pro-Lite, Inc.
E32-A user manual
6
12 NC - Empty Pin
13 GND - Ground
14 NC - Empty Pin
15 NC - Empty Pin
16 NC - Empty Pin
17 NC - Empty Pin
18 NC - Empty Pin
19 GND - Ground
20 GND - Ground
21 ANT - Antenna
22 GND - Ground
4 Connect to MCU
No.
Description
（
STM8L MCU
）
1 The UART module is TTL level.
2 For some MCU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin.