Ebyte E19-868M20S User Manual Download Page 2

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Chengdu Ebyte Electronic Technology Co., Ltd. E19 -868M20S User Manual

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Chengdu Ebyte Electronic Technology Co.,Ltd.

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1.1 Brief introduction

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1.2 Features

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1.3 Application

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2.Specification and parameter

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2.1 Limit parameter

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2.2 Operating parameter

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3.Size and pin definition

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4. Basic operation

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4.1

Hardware design

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4.2 So ftware ed iting

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5.Basic application

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5.1 Basic circuit d iagram

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6.FA Q

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6.1 Co mmunication range is too short

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6.2 Module is easy to damage

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6.3 BER(Bit Error Rate) is high

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7.Production guidance

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7.1 Reflow soldering temperature

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7.2 Reflow soldering curve

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8. E19 Series

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9. Antenna guidance

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9.1 Antenna recommendation

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Revision history

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About us

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Summary of Contents for E19-868M20S

Page 1: ...E19 868M20S User Manual SX1276 868MHz 100mW SMD Wireless Module...

Page 2: ...Operating parameter 3 3 Size and pin definition 4 4 Basic operation 5 4 1 Hardware design 5 4 2 Software editing 6 5 Basic application 6 5 1 Basic circuit diagram 6 6 FAQ 7 6 1 Communication range is...

Page 3: ...certification reports users do not need to worry about its performance High precision 32MHz crystal is used Since the module is a pure RF transceiver module you need to use the MCU driver or a dedica...

Page 4: ...temperature 40 85 Industrial design Operating frequency MHz 862 868 893 Support ISM band Power consumpti on TX current mA 630 Instant power consumption RX current mA 14 Sleep current A 1 0 Software is...

Page 5: ...SX1278 datasheet 4 DIO3 Input Output Configurable IO port Pleasefind more on SX1278 datasheet 5 DIO2 Input Output Configurable IO port Pleasefind more on SX1278 datasheet 6 DIO1 Input Output Configura...

Page 6: ...be as far away as possible from the power supply transformers high frequency wiring and other parts with large electromagnetic interference High frequency digital routing high frequency analog routin...

Page 7: ...an refer to SX1278 SX1276 datasheet DIO0 DIO1 DIO2 DIO3 DIO4 DIO5 are configurable I O ports for various application see more in SX1276 datasheet It can be floated when not used RST TXEN RXEN must be...

Page 8: ...2 5V the lower the voltage the lower the transmitting power Due to antenna quality or poor matching between antenna and module 6 2 Module is easy to damage Please check the power supply source ensure...

Page 9: ...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 Temperature TL L...

Page 10: ...5 37 Stamp hole E19 915M20S SX1276 915M 20 5 SMD 17 6 25 2 Stamp hole E19 433M20SC SX1278 433M 20 5 SMD 17 6 25 2 Stamp hole 9 Antenna guidance 9 1 Antenna recommendation The antenna is an important r...

Page 11: ...itial version huaa 1 10 2018 5 23 Content updated huaa 1 20 2018 9 21 ModelNo split Huaa About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you f...

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