Ebyte E28-2G4M12 Series User Manual page 7

Chengdu Ebyte Electronic Technology Co., Ltd.
Manual
Pin No Pin item
1 VCC
2 GND
3 MISO_TX
4 MOSI_RX
5 SCK_RTSN
6 NSS_CTS
7 GND
8 GND
9 NRESET
10 BUSY
11 DIO1
12 DIO2
13 DIO3
14 GND
Copyright ©2012–2020，Chengdu Ebyte Electronic Technology Co.,Ltd.
Pin direction
- Power supply: 1.8~3.6V (Ceramic filter capacitor is advised to add)
- Ground, connecting to power supply reference ground
Output SPI data output pin,can be used as UART transmitting pin
Input SPI data input pin,can be used as UART receiving pin
Input SPI clock input pin,can be used as UART request transmitting pin
Module chip selection pin, used to start a SPI communication; and can be used as
Input
UART clearing transmitting pin(refer to SX1280 Datasheet)
- Ground, connecting to power supply reference ground
- Ground, connecting to power supply reference ground
Input Chip reset initiation input pin, valid under low level, built-in 50k pull-up resistor
Output Status indication (refer to SX1280 Datasheet)
Input / Output
Configurable IO port（Please find more on SX1280 datasheet）
Input / Output
Configurable IO port（Please find more on SX1280 datasheet）
Input / Output
Configurable IO port（Please find more on SX1280 datasheet）
- Ground, connecting to power supply reference ground
E28-2G4M12S User
Pin application
1-6