Ebyte E95M-DTU User Manual
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Ebyte E95M-DTU User Manual

Ebyte E95M-DTU User Manual

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E95M-DTU(400SLxx-xxx)
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Summary of Contents for Ebyte E95M-DTU

  • Page 1 E95M-DTU(400SLxx-xxx)

  • Page 2: Table Of Contents

    10. The connection diagram in the test and practical application ................26 11. Related products ..............................26 12. Practical applications ..............................27 13. Notes for use ................................28 14. Important statement ..............................29 Revise the history ................................. 29 About us ..................................29 Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 3: Disclaimer

    E95M-DTU(400SLxx-xxx) User Manual Disclaimer EBYTE reserves all rights to this document and the information contained herein. Products, names, logos and designs described herein may in whole or in part be subject to intellectual property rights. Reproduction, use, modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited.

  • Page 4: Introduction

    1 Introduction 1.1 Brief Introduction E95M-DTU (400 SLxx-xxx) is a wireless digital radio station using military grade LoRa modulation technology, with multiple transmission modes, working in (410.125MHz~493.125MHz) band (default 433.125MHz), the station provides transparent RS485 / RS232 / TTL interface, plastic case, rail installation structure, support 8~28V (DC) wide voltage, voltage input.

  • Page 5: Quick Start

    1.3 Quick start You need to prepare two E95M-DTU (400 SLxx-xxx) First, install the antenna to the digital radio station, and then install the power supply. The user selects the power adapter according to the need.
  • Page 6 Configuration light The user accthe register through the serial port to control the pattern 2 light on mode goes out working status of the station. The user can configure the station Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 7: Description Of Each Department

    ★ Note: When the radio station is connected to multiple devices, but not with a single device, try to parallel 120 Ω resistance between terminal 485_A and 485_B terminals. ★ E95M-DTU (400 SLxx-xxx) can be powered by 8~28V (DC) power supply, and the wiring port is connected by a terminal (2 Pin).
  • Page 8 DC power input port, voltage line port. Radio frequency SMA-K，External thread inner hole. interface ★ E95M-DTU (400 SLxx-xxx) can be powered by 8~28V (DC) power supply, and the wiring port is connected by a terminal (2 Pin). Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 9 DC power input port, voltage line port. Radio frequency SMA-K，External thread inner hole. interface ★ E95M-DTU (400 SLxx-xxx) can be powered by 8~28V (DC) power supply, and the wiring port is connected by a terminal (2 Pin). Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 10: Installation Dimensions

    Chengdu Ebyte Electronic Technology Co.,Ltd. E95M-DTU(400SLxx-xxx) User Manual 1.5 Installation dimensions Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 11: Qualification

    Note: In sunny weather, no shelter, 12V / 1A power supply, 5 dBi suction cup antenna, the antenna is 2 meters away ★ from the ground height, using the factory default parameters. Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 12: General Specifications And Parameters

    Note: The lower the transmission power is, the closer the transmission distance is, but the working current will not ★ decrease in the same proportion, so it is recommended to use the maximum transmission power. Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 13: Air Rate Rating

    If the single received data of the radio station is greater than the single package capacity, the excess data will be automatically allocated to the second transmission until the transmission is completed; Single single received data cannot be greater than the cache capacity. Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 14: Functional Detailed Explanation

    When station A is used as transmission (the same mode, transparent transmission mode), all receiving stations under the 0x04  channel can receive data to achieve the purpose of broadcasting. 3.4 Listen address Example: Set the station A address to 0xFFFF and the channel to 0x04.  Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 15: Work Pattern

    When defined as the transmitting side, the wake-up code is automatically added for a certain time before launch launch receive Data can be received normally, and the receiving function is equivalent to mode 0 Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 16: Configuration Mode (Mode 2)

    Response: C1 + starting address + length + parameter Set up the temporary Example 1: The configuration channel is 0x09 register Command start address length parameter Send to: C2 05 01 09 Return: C1 05 01 09 Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 17: Register Description

    The serial port port rate is 57600 The serial port port rate is 115200 Serial check bit 8N1 (by default) The communication two sides serial port mode can be different; 8N1 (equivalent to 00) Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 18 WOR mode and sleep mode. continue to have transmitting power Power and current are nonlinear relationship, when the maximum power, the power supply 22 / 30 dBm (by default) efficiency is the highest; 17/27dBm Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 19 80H ～ a slight Use has been suspended for reserved only. Please Product information is 7 bytes pause refer to the AT + DEVTYPE and AT + FWCODE Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 20: Factory Default Parameters

    And the device restarted And the device restarted Set instructions description instance Example description AT+UART=baud,parity Set the port rate and check AT+UART=3,0 port rate 9600,8N0 AT+RATE=rate Set air rate AT+RATE=7 Set the air rate to 62.5K Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 21 Return to a port rate of the check 9600,8N0 AT+RATE=? Query air rate AT+RATE=7 The return to the air rate is 62.5k AT+PACKET=? Query the length of the AT+PACKET=0 Return packet is 240 bytes package Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 22: At Parameter Resolution

    0:30dBm 1:27dBm 2:24dBm 3:21dBm Mode (Transport mode) 0: transparent 1: fixed point Router (Relay mode) 0: Off 1: On LBT(listen before talk) 0: Off 1: On Erssi (Environmental RSSI) 0: Off 1: On Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 23: Notes For Serial Port Upgrade Firmware

    "Node 1" NETID is 08. "Node 2" NETID is 33. The ADDH \ ADDL for relay 1 was 08,33, respectively. So the signal sent by node 1 (08) can be forwarded to node 2 (33) Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 24: Description Of The Upper Computer Machine Configuration

    As configured, data nodes 2 and 4 sent by nodes 1 may be received, and data sent by nodes 2 and 4 can also be received by nodes 1. 8. Description of the upper computer machine configuration The following figure shows E95M-DTU (400SLxx-xxx) configure the upper machine display interface. Users can switch to ...

  • Page 25: Program The Radio Stations

    Programming can only be performed in specific working mode (see table above). Please sure the radio working mode is correct. 2、 Relevant parameters can be modified by opening the E95M-DTU (400 SLxx-xxx) configuration software without complex programming. Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 26: The Connection Diagram In The Test And Practical Application

    410.125 ～ 493.125 E90-DTU SL series interchange, high protection, DC power supply New generation LoRa, guide rail type, RS485, E95-DTU(400SL 22P -232) RS232 410.125 ～ 493.125 E90-DTUL system interconnection, high protection, DC power supply Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 27: Practical Applications

    GPS positioning system, remote meter reading, electronic weighing, report, automatic target, earthquake monitoring, fire prevention, security, environmental monitoring and other industrial automation system, the chart below: Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 28: Notes For Use

    If the measured communication distance is not ideal, it is suggested to analyze and improve the communication distance from the antenna quality and antenna installation mode. Also available with support@cdebyte.com get in touch and seek help. Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 29: Important Statement

    About us Technical support: support@cdebyte.com Documents and RF Setting download link: https://www.cdebyte.com Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com ------------------------------------------------------------------------------------------------- Web: https://www.cdebyte.com Address: B5 Mould Park, 199# Xiqu Ave, High-tech District, Sichuan, China...

This manual is also suitable for:

400sl30-485

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