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E22-400T33D Wireless Serial Port Module

[IC]:SX1262

[Frequency]:410.125~493.125MHz

[Power]:33dBm

[Distance]:16km

[Size]:37*60*7.6mm

[Introduction]:E22-400T33D is a new generation of LoRa wireless module. It is a wireless serial port module (UART) based on SX1262 radio frequency chip. It has a variety of transmission methods. Level output, support 3.3V - 5.5V supply voltage.

1
Pin number Pin name Pin Orientation Pin usage
1 M0 Input (very weak pull-up) Cooperate with M1 to determine the 4 working modes of the module (can not be suspended, if not used, it can be grounded)
2 M1 Input (very weak pull-up) Cooperate with M0 to determine the 4 working modes of the module (can not be suspended, if not used, it can be grounded)
3 RXD Input TTL serial port input, connected to the external TXD output pin
4 TXD Output TTL serial output, connected to external RXD input pin
5 AUX Output Used to indicate the working state of the module; the user wakes Chengdu Ebyte Electronic Technology Co.,Ltd. E22-400T30D User Manual Copyright ©2012–2021,Chengdu Ebyte Electronic Technology Co.,Ltd. 8 up the external MCU, and outputs a low level during the power-on self-test initialization; (can be left floating)
6 VCC Input Connect to the internal reference ground of the module
7 GND Input Connect to the internal reference ground of the module
8~15 fixing hole Input Connect to the internal reference ground of the module