Size And Pin Definition - Ebyte E220-900M22S Manual

Chengdu Ebyte Electronic Technology Co.,Ltd.

3 Size and pin definition

Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
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Item Direction
GND
GND
GND
GND
DIO3
RXEN input
TXEN input
DIO2 Input / output
VCC
GND
GND
GND
DIO1 Input / output
BUSY output
Ground, connect to power reference ground
Ground, connect to power reference ground
Ground, connect to power reference ground
Ground, connect to power reference ground
Configurable universal IO port (see llcc68 manual for details)
RF switch receive control pin, connect external MCU IO, high level
effective
RF switch emission control pin, connected to external MCU IO or dio2,
high level effective
Configurable universal IO port (see llcc68 manual for details)
Power supply, range 1.8V ~ 3.7V (it is recommended to add ceramic filter
capacitor externally)
Ground, connect to power reference ground
Ground, connect to power reference ground
Ground, connect to power reference ground
Configurable universal IO port (see llcc68 manual for details)
For status indication (see llcc68 manual for details)
E220-900M22S User Manual
Description
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