Ebyte E22-400T30S - 4. Connect to MCU; MCU Connection Diagram

Chengdu Ebyte Electronic Technology Co., Ltd. E22-400T30S User manual
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8
6
VCC
Input
Power supply ：3.3~ 5.5V DC
7
GND
Input
Ground
8
NC
Input
can be suspended
9
GND
Input
Ground
10
NC
Input
can be suspended
11
NC
Input
can be suspended
12
NC
Input/output
can be suspended
13
NC
Input/output
can be suspended
14
NC
Input/output
can be suspended
15
GND
Ground
16
GND
Ground
17
GND
Ground
18
ANT
output
High frequency signal output, 50 ohm characteristic impedance
4. Connect to MCU