Ebyte E76-433M20S User Manual
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Ebyte E76-433M20S User Manual

Efr32 433mhz smd wireless module
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E76-433M20S User Manual
EFR32 433MHz SMD Wireless Module

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Summary of Contents for Ebyte E76-433M20S

  • Page 1 E76-433M20S User Manual EFR32 433MHz SMD Wireless Module...

  • Page 2: Product Overview

    Chengdu Ebyte Electronic Technology Co.,Ltd. E76-433M20S User Manual Product Overview 1.1 Brief Introduction The E76-433M20S is a independently developed 433MHz SMD wireless module based on EFR32 manufactured by Silicon Labs. Internal integration of 32-bit ARM microcontroller and high-performance wireless transceiver. This series of...

  • Page 3: Specification And Parameter

    Air data rate（bps） 0.1k Controlled via user’s programming Main parameter Description Remark Test condition：clear and open area, antenna gain: 5dBi， Distance for reference 2500m antenna height: 2.5m，air data rate: 1kbps Crystal frequency 40MHz Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 4: Size And Pin Definition

    Ground wire, connected to the power reference ground Input/Output Ground wire, connected to the power reference ground Input/Output Ground wire, connected to the power reference ground RESETN Input Reset pin Input/Output Configurable universal IO port (see EFR32 manual for details) Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 5 1.8V-3.8V. Input/Output Ground wire, connected to the power reference ground Input/Output Antenna interface, stamp hole (50 ohm characteristic impedance) Input/Output Ground wire, connected to the power reference ground Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 6: Basic Operation

    The core of this module is EFR32, Its driving mode is exactly the same as EFR3. Users can operate according to  EFR32 chip datasheet. Burning program: The module is SoC with its own GPIO port, uses the J-LINK special downloader for program  download Program download interface definition:  Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 7: Communication Range Is Too Short

    Unsatisfactory power supply may also cause garbled characters, and ensure the reliability of the power supply.  If the extension cable or feeder is of poor quality or too long, the bit error rate will be high.  Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 8: Welding Operation Guidance

    Aveage ramp-down rate(Tp to Tsmax) Average descent rate 6℃/second max 6℃/second max Time 25℃ to peak temperature Time of 25 ° C to peak temperature 6 minutes max 8 minutes max 6.2 Reflow Soldering Curve Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 9: Related Model

    18.5cm 100cm High Gain TX433-XPH-300 Sucker antenna 433M SMA-J 96.5cm 300cm High Gain Ultra short straight， TX433-JZG-6 Rubber antenna 433M SMA-J 52mm Omnidirectional Ultra short straight， TX433-JZ-5 Rubber antenna 433M SMA-J 52mm Omnidirectional Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 10: Revision History

    Revision history Version Date Description Issued by 1.00 2018/8/30 Original version huaa 1.10 2018/9/28 Model No. split huaa About us Website: www.ebyte.com Sales: info@cdebyte.com Support: support@cdebyte.com Tel: +86-28-61399028 Ext. 812 Fax: +86-28-64146160 Address: BuildingB5,MouldIndustrialPark,199#XiquAvenue,Chengdu,Sichuan Copyright ©2012–2018, Chengdu Ebyte Electronic Technology Co.,Ltd.

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E76-868m20sE76-2g4m20sE76-915m20s

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