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Chengdu Ebyte Electronic Technology Co., Ltd.

E30-433T20S3 User manual

Copyright ©2012–2018,Chengdu Ebyte Electronic Technology Co.,Ltd.

3

Main parameter

Description

Remark

Distance for reference

2500m

Test condition

clear and open area, antenna gain: 5dBi

antenna height: 2.5m

air data rate: 2.4kbps

TX length

58 Byte

The maximum capacity of a single package

Buffer

512 Byte

Modulation

GFSK

Communication interface

TTL

Package

SMD

Connector

1.27mm

Size

16 * 26 mm

Antenna

IPEX/stamp hole

50 ohm impedance

3. Size and pin definition

No.

Name

Direction

Function

Summary of Contents for E30-433T20S3

Page 1: ...E30 433T20S3 User Manual SI4438 433MHz 100mW SMD Wireless Module ...

Page 2: ...ation of UART output 7 5 6 2 Indication of wireless transmitting 7 5 6 3 Configuration procedure of module 8 5 6 4 Notes for AUX 8 6 OPERATING MODE 8 6 1 MODE SWITCHING 9 6 2 NORMAL MODE MODE 0 9 6 3 WAKE UP MODE MODE 1 10 6 4 POWER SAVING MODE MODE 2 10 6 5 DEEP SLEEP MODE MODE 3 10 7 REGISTER READ AND WRITE CONTROL 11 7 1 COMMAND FORMAT 11 7 2 FACTORY DEFAULT PARAMETER 11 7 3 READING OPERATING P...

Page 3: ...3 User manual 9 3 BER BIT ERROR RATE IS HIGH 16 10 PRODUCTION GUIDANCE 16 10 1 REFLOW SOLDERING TEMPERATURE 16 10 2 REFLOW SOLDERING CURVE 17 11 E30 SERIES 17 12 ANTENNA RECOMMENDATION 18 13 PACKAGE FOR BATCH ORDER 19 14 REVISION HISTORY 19 15 ABOUT US 19 ...

Page 4: ...odule has data encryption Data transmitted over the air with randomness makes data interception meaningless through strict encryption and decryption algorithms The function of data compression decreases the transmission time probability of being interfered while improving the reliability transmission efficiency E30 433T20S3 series strictly stick to the design rules home and abroad of FCC CE CCC an...

Page 5: ...rk Min Max Power supply V 0 5 2 Voltage over 5 2V will cause permanent damage to module Blocking power dBm 10 Chances of burn is slim when modules are used in short distance Operating temperature 40 85 2 2 Operating parameter Main parameter Performance Remark Min Typ Max Operating voltage V 2 3 5 0 5 2 3 3V ensures output power Communication level V 3 3 For 5V TTL it may be at risk of burning down...

Page 6: ...nce for reference 2500m Test condition clear and open area antenna gain 5dBi antenna height 2 5m air data rate 2 4kbps TX length 58 Byte The maximum capacity of a single package Buffer 512 Byte Modulation GFSK Communication interface TTL Package SMD Connector 1 27mm Size 16 26 mm Antenna IPEX stamp hole 50 ohm impedance 3 Size and pin definition No Name Direction Function ...

Page 7: ...nded 7 RXD Input TTL UART inputs connects to external MCU PC TXD output pin Can be configured as open drain or pull up input 8 TXD Output TTL UART outputs connects to external RXD MCU PC input pin Can be configured as open drain or push pull output 9 AUX Output To indicate module s working status wakes up the external MCU During the procedure of self check initialization the pin outputs low level ...

Page 8: ...pyright 2012 2018 Chengdu Ebyte Electronic Technology Co Ltd 5 4 Connect to MCU No Description STM8L MCU 1 The UART module is TTL level 2 For some MCU works at 5VDC it may need to add 4 10K pull up resistor for the TXD AUX pin 5 Function description 5 1 Fixed transmission ...

Page 9: ... address For example Set the address of module A as 0xFFFF or 0x0000 and the channel as 0x04 When module A is the receiver it can receive the data sent from all modules under channel 0x04 the purpose of monitor is realized 5 5 Reset When the module is powered AUX outputs low level immediately conducts hardware self check and sets the operating mode based on user s parameters During the process the...

Page 10: ... To wake up external MCU 5 6 2 Indication of wireless transmitting Buffer empty the internal 512 bytes data in the buffer are written to the RFIC Auto sub packaging When AUX 1 the user can input data less than 512 bytes continuously without overflow Buffer not empty when AUX 0 the internal 512 bytes data in the buffer have not been written to the RFIC completely If the user starts to transmit data...

Page 11: ...evel the operating mode switch can be effected immediately 4 When the user switches to other operating modes from mode 3 sleep mode or it s still in reset process the module will reset user parameters during which AUX outputs low level 6 Operating mode There are four operating modes which are set by M1 and M0 the details are as follows Mode 0 3 M1 M0 Description Remark 0 Normal mode 0 0 UART and w...

Page 12: ... MCU immediately sleeps the module will automatically transmit the user data through the wireless and automatically enters sleep within 1ms This saves MCU s working time and reduces power consumption 4 Similarly any mode switching can use this feature After the module processes the current mode event it will automatically enter the new mode within 1ms thus eliminating the need for the user to quer...

Page 13: ...e any serial port data from outside MCU Hence the function of wireless transmission is not available for the module working in this mode Receiving In mode 2 it is required the data transmitter works in mode 1 The wireless module monitors the preamble code at regular time Once it gets the preamble code it will remain as receiving status and waiting for the completion of receiving the entire valid d...

Page 14: ...ameters C2 5 bytes working parameters are sent in hexadecimal format 6 bytes in total and must be sent in succession Do not save the parameters when power down 4 C3 C3 C3 Three C3 are sent in hexadecimal format The module returns the version information and they must be sent in succession 5 C4 C4 C4 Three C4 are sent in hexadecimal format The module will reset one time and they must be sent in suc...

Page 15: ...ill conduct self check AUX outputs low level After reset completing the AUX outputs high level then the module starts to work regularly which the working mode can be switched or be given another instruction 7 6 Parameter Setting Instruction 0 Item Description Remark 0 HEAD Fix 0xC0 or 0xC2 it means this frame data is control command Must be 0xC0 or 0xC2 C0 Save the parameters when power down C2 Do...

Page 16: ...nel The module changes its address and channel when transmit And it will revert to original setting after complete the process 0 Transparent transmission mode 1 Fixed transmission mode 6 IO drive mode the default 1 This bit is used to the module internal pull up resistor It also increases the level s adaptability in case of open drain But in some cases it may need external pull up resistor 1 TXD A...

Page 17: ...ease pay attention to the correct connection of the positive and negative poles of the power supply Reverse connection may cause permanent damage to the module Please check the power supply to ensure it is within the recommended voltage otherwise when it exceeds the maximum value the module will be permanently damaged Please check the stability of the power supply the voltage can not be fluctuated...

Page 18: ...d the antenna to the outside The antenna must not be installed inside the metal case which will cause the transmission distance to be greatly weakened 9 FAQ 9 1 Communication range is too short The communication distance will be affected when obstacle exists Data lose rate will be affected by temperature humidity and co channel interference The ground will absorb and reflect wireless radio wave so...

Page 19: ...ure Profile Feature Curve characteristics Sn Pb Assembly Pb Free Assembly Solder Paste Solder paste Sn63 Pb37 Sn96 5 Ag3 Cu0 5 Preheat Temperature min Tsmin Min preheating temp 100 150 Preheat temperature max Tsmax Mx preheating temp 150 200 Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average ramp up rate 3 second max 3 second max Liquidous...

Page 20: ...SMD 16 26 IPEX Stamp hole E30 780T20S SI4463 780M 20 2 5 SMD 17 30 IPEX Stamp hole Spring antenna E30 868T20D SI4463 868M 20 2 5 DIP 21 36 SMA K E30 868T20S SI4463 868M 20 2 5 SMD 17 30 IPEX Stamp hole Spring antenna E30 170T27D SI4463 170M 27 5 DIP 24 43 SMA K E30 170T20D SI4463 170M 20 2 DIP 21 36 SMA K E30 915T20S SI4463 915M 20 2 5 SMD 17 30 IPEX Stamp hole Spring antenna E30 915T20D SI4463 91...

Page 21: ...in dBi Height Cable Function feature TX433 NP 431 0 Flexible PCB antenna 433M SMA J 2 43 8 9 5mm Flexible FPC soft antenna TX433 JW 5 Rubber antenna 433M SMA J 2 50mm Flexible omnidirectional TX433 JWG 7 Rubber antenna 433M SMA J 2 5 75mm Flexible omnidirectional TX433 JK 20 Rubber antenna 433M SMA J 3 210mm Flexible omnidirectional TX433 JK 11 Rubber antenna 433M SMA J 2 5 110mm Flexible omnidire...

Page 22: ...7 Initial version huaa 1 20 2018 01 29 Content updated huaa 1 30 2018 10 17 Model No split huaa 1 40 2020 03 05 Ren 15 About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Fax 028 64146160 ext 821 Web www ebyte com Address Innovation Center D347 4 X...

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