Ebyte E22-900M22S User Manual page 6

Chengdu Ebyte Electronic Technology Co., Ltd.
No. Name
1 GND
2 GND
3 GND
4 GND
5 GND
6 RXEN
7 TXEN
8 DIO2
9 VCC
10 GND
11 GND
12 GND
13 DIO1
14 BUSY
15 NRST
16 MISO
17 MOSI
18 SCK
19 NSS
20 GND
21 ANT
22 GND
Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.
Direction
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
RF switch receiving control pin, connected to external microcontroller IO,
Input
valid in high level
RF switch transmitting control pin, connected to external microcontroller IO
Input
or DIO2, valid in high level
Input/Output Configurable universal IO port (see SX1262 manual for details)
Power supply, 1.8~3.7V(It is recommended to add external ceramic filter
capacitor)
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
Ground wire, connected to the power reference ground
Input/Output Configurable universal IO port (see SX1262 manual for details)
Output For status indication (see SX1262 manual for details)
Input Chip reset trigger input pin, valid in low level
Output SPI data output pin
Input SPI data output pin
Input SPI data output pin
Input Module chip select pin for starting an SPI communication
Ground wire, connected to the power reference ground
Antenna interface, stamp hole (50 ohm characteristic impedance)
Ground wire, connected to the power reference ground
E22-900M22S User manual
Function
4