Table Of Contents - Ebyte E34-2G4D20D User Manual

Nrf24l01+ 2.4ghz ttl full duplex wireless module

Table of Contents

Chengdu Ebyte Electronic Technology Co., Ltd.

1. Overview ............................................................................................................................................................................. 1

1.1 Introduction ............................................................................................................................................................... 1

1.2 Features ..................................................................................................................................................................... 1

1.3 Application ................................................................................................................................................................ 2

2. Specification and parameter ............................................................................................................................................... 2

2.1 Limit parameter ........................................................................................................................................................ 2

2.2 Operating parameter ................................................................................................................................................. 2

3. Size and pin definition ........................................................................................................................................................ 3

4. Recommended wiring diagram ........................................................................................................................................... 4

5. Functional Details ............................................................................................................................................................... 5

5.1 Module Reset ............................................................................................................................................................ 5

5.2 AUX description ....................................................................................................................................................... 5

5.2.1. Indication of UART output ........................................................................................................................... 5

5.2.2. Indication of wireless transmitting ............................................................................................................... 5

5.2.3.Configuration procedure of module ............................................................................................................... 6

5.2.4. Notes for AUX .............................................................................................................................................. 6

6. Operating mode .................................................................................................................................................................. 6

6.1 Mode switching ........................................................................................................................................................ 7

6.2 Half-Duplex (Mode 0) .............................................................................................................................................. 7

6.3 Full-Duplex (Mode 1) ............................................................................................................................................... 7

6.4 Reservation Mode (Mode 2) ..................................................................................................................................... 8

6.5 Setting mode (Mode 3） .......................................................................................................................................... 8

6.6 Quick communication test ........................................................................................................................................ 8

7. Instruction format ............................................................................................................................................................... 9

7.1 Default parameter ..................................................................................................................................................... 9

7.2 Reading operating parameters .................................................................................................................................. 9

7.3 Reading version number ........................................................................................................................................... 9

7.4 Reset instruction ..................................................................................................................................................... 10

7.5 Parameter setting instruction .............................................................................................................................. 10

8. Hardware Design .............................................................................................................................................................. 11

9. FAQ ................................................................................................................................................................................... 12

9.1 Communication range is too short .......................................................................................................................... 12

9.2 Module is easy to damage ...................................................................................................................................... 12

9.3 High bit error rate ................................................................................................................................................... 12

10. Welding operation guidance ........................................................................................................................................... 13

11. Related Model ................................................................................................................................................................. 13

12. Antenna Type .................................................................................................................................................................. 13

13. Batch packaging ............................................................................................................................................................. 14

Revision history .................................................................................................................................................................... 14

About us ................................................................................................................................................................................ 14

Contents

E34-2G4D20D User manual