Table Of Contents - Ebyte E22 T30D Series User Manual

At command 30dbm lora wireless module

Table of Contents

Chengdu Ebyte Electronic Technology Co., Ltd.

Disclaimer and Copyright Notice ...................................................................................................................................4

1. Product Overview .......................................................................................................................................................5

1.1 Product introduction ......................................................................................................................................... 5

1.2 Features .............................................................................................................................................................5

1.3 Application scenarios ....................................................................................................................................... 6

2. Specifications ............................................................................................................................................................. 6

2.1 RF parameters ...................................................................................................................................................6

2.2 Electrical parameters ........................................................................................................................................ 7

2.2.1 E22-230/400/900T30D electrical parameters ....................................................................................... 7

2.2.2 E22-230/400/900T30S electrical parameters ........................................................................................7

2.3 Hardware parameters ........................................................................................................................................8

2. 3.1 E22-230/400/900T30D hardware parameters ......................................................................................8

2. 3.2 E22-230/400/900T30S hardware parameters ...................................................................................... 8

3. Mechanical dimensions and pin definitions .............................................................................................................10

3.1 E22-230/400/900T30D mechanical dimensions and pin definitions ............................................................ 10

4. Recommended Connection Diagram ....................................................................................................................... 13

5. Function Description ................................................................................................................................................ 14

5.1 Fixed point Transmission ............................................................................................................................... 14

5.2 Broadcast transmission ...................................................................................................................................14

5.3 Broadcasting Address .....................................................................................................................................14

5.4 Listening Address ........................................................................................................................................... 15

5.5 Module Reset ..................................................................................................................................................15

5.6 Detailed explanation of AUX .........................................................................................................................15

5.6.1 Indication of Serial port data output ................................................................................................... 15

5.6.2 Indication of Wireless transmission .................................................................................................... 15

5.6.3 The module is being configured ..........................................................................................................16

5.6.4 Notes for AUX .................................................................................................................................... 16

6. Working Mode ..........................................................................................................................................................17

6.1 Precautions for mode switching ..................................................................................................................... 17

6.2 Normal mode（Mode 0） ............................................................................................................................. 18

6.3 WOR mode（Mode 1） ................................................................................................................................ 18

6.4 Configuration mode（Mode 2） ................................................................................................................... 18

6.5 Deep sleep mode（Mode 3） ........................................................................................................................18

7. Register Read and Write Control ............................................................................................................................. 19

7.1 Command format ............................................................................................................................................19

7.2 E22-400/900T30D, E22-400/900T30S register description ..........................................................................20

7.3 E22-230T30D, E22-230T30S register description ........................................................................................ 23

7.4 Factory default parameters .............................................................................................................................25

8. AT command .............................................................................................................................................................26

8.1 AT command list .............................................................................................................................................26

8.2 AT parameter analysis .................................................................................................................................... 28

8.3 Notes for upgrading firmware via serial port .................................................................................................29

9. Repeater networking mode .......................................................................................................................................29

Contents

E22-xxxT30x series product user manual