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Chengdu Ebyte Electronic Technology Co., Ltd.

E34-2G4D20D User manual

Main parameter

Description

Remark

Distance for reference

2000m

Test condition

：

clear and open area, antenna gain: 5dBi

，

antenna

height: 2.5m

，

baud rate 9600

FIFO

29Byte

Maximum length of single transmission

Buffer Size

1024 Btye

Unlimited length

Modulation

GFSK

Package

DIP

Connector

2.54mm

Communication interface

UART

TTL

Size

21*36mm

Antenna

SMA-K

50 ohm impedance

3.Size and pin definition

Содержание E34-2G4D20D

Страница 1: ...E34 2G4D20D User Manual nRF24L01 2 4GHz TTL Full Duplex Wireless Module...

Страница 2: ...itting 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 Set...

Страница 3: ...he data interception loses its meaning through strict encryption and decryption algorithms The data compression function has the probability of reducing the transmission time reducing the probability...

Страница 4: ...Blocking power dBm 10 Chances of burn is slim when modules are used in short distance Operating temperature 40 85 Industrial grade 2 2 Operating parameter Main parameter Performance Remark Min Typ Max...

Страница 5: ...emark Distance for reference 2000m Test condition clear and open area antenna gain 5dBi antenna height 2 5m baud rate 9600 FIFO 29Byte Maximum length of single transmission Buffer Size 1024 Btye Unlim...

Страница 6: ...utput TTL UART outputs connects to external RXD MCU PC input pin Can be configured as open drain or push pull output 5 AUX Output To indicate module s working status wakes up the external MCU During t...

Страница 7: ...er there are data that are yet to send via wireless way or whether all wireless data has been sent through UART or whether the module is still in the process of self check initialization 5 2 1 Indicat...

Страница 8: ...in the new mode immediately until AUX rising edge 2ms later If AUX is on the high level the operating mode switch can be effected immediately When the user switches to other operating modes from mode...

Страница 9: ...ta termination unless continuous data inputted by user Then the module will transmit all the data through wireless channel When the module receives the first data packet from user the AUX outputs low...

Страница 10: ...rameters through specific instruction format pls refer to parameters setting for details Notes When the mode changes from setting mode to others the module will reset its parameters during which the A...

Страница 11: ...Three C3 are sent in hexadecimal format The module returns the version information and must be send in succession 5 C4 C4 C4 Three C4 are sent in hexadecimal format The module will reset one time and...

Страница 12: ...ent between communication parties 0 0 8N1 Default 0 1 8O1 1 0 8E1 1 1 8N1 equal to 00 5 4 3 TTL Serial port rate bps UART baud rate can be different between communication parties The UART baud rate ha...

Страница 13: ...ower supply transformers high frequency wiring and other parts with large electromagnetic interference High frequency digital traces high frequency analog traces and power traces must be avoided under...

Страница 14: ...e lower the voltage is the lower the transmitting power is Due to antenna quality or poor matching between antenna and module 9 2 Module is easy to damage Please check the power supply and ensure it i...

Страница 15: ...21 36 frequency hopping anti interference 12 Antenna Type The antenna plays an important role in the communication process The inferior antenna often has a great impact on the communication system Th...

Страница 16: ...scription Issued by v1 0 2018 01 08 Original version huaa v5 0 2018 07 20 Content added Huaa v6 0 2018 10 24 Model No split Huaa V6 1 2019 3 19 Content added Ray About us Website www ebyte com Sales i...

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