Ebyte E95-DTU User Manual
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Ebyte E95-DTU User Manual

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E95-DTU(900SLxx-485)

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Summary of Contents for Ebyte E95-DTU

  • Page 1 E95-DTU(900SLxx-485)

  • Page 2: Table Of Contents

    9.Program the radio ..............................19 10.Connection diagram in test and practical application ..................... 20 11.related product ................................. 20 12.Practical application areas ............................22 13.Precautions for use ..............................22 14.Important Notice ..............................23 Revise history ................................24 About us ..................................24 Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 3 E95-DTU(900SLxx-485) User Manual Disclaimer and Copyright Notice 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: Product Overview

    1.Product Overview 1.1 Product introduction E95-DTU (900SLxx-485) is a wireless data transmission radio using military-grade LoRa modulation technology. It has a variety of transmission methods and works in the (850.125MHz ~ 930.125MHz) frequency band (default 868.125MHz). The radio provides transparent RS485/RS232 interface , Using plastic shell, rail type installation structure, support 8 ~ 28V (DC) voltage input.

  • Page 5: Quick Start

    1.3 Quick start You need to prepare two E95-DTU (900SLxx-485) First, install the antenna for the digital radio, and then install the power supply. The user can choose the power adapter to supply power according to their needs.
  • Page 6 (M0 indicator light, M1 indicator light). Press and hold the Mode button for about 1ms and then release it to switch the mode once. The mode switching details are shown in the table below： Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 7: Description Of Each Part

    Working mode switching control button RF interface SMA-K, external thread internal hole Power interface DC power input port, crimped port RS485 RS485 communication Standard RS485 interface port Power Indicator Lights up when the power is turned on Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 8: Installation Size

    Mode indicator Working mode indicator 1.5 Installation size 2.Interface definition 2.1 Power interface description E95-DTU (900SLxx-485) can be powered by 8~28V (DC) power supply, and the wiring port is connected by wiring terminal (2 Pin). Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 9: Communication Interface Description

    Chengdu Ebyte Electronic Technology Co.,Ltd. E95-DTU(900SLxx-485) User Manual 2.2 Communication interface description The E95-DTU (900SLxx-485) can be connected to the device through RS485 using the terminal block. standard number function explanation definition signal ground Anti-interference, grounding The RS485 interface A interface is connected to...

  • Page 10: General Specifications

    2MHz. 3.4 transmit power level 10dBm Model Specifications 22dBm / 30dBm 17dBm / 27dBm 13dBm / 24dBm 21dBm E95-DTU(900SLxx-48 Factory default √ √ √ Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 11: Air Speed Class

    If the data received by the radio at a time is larger than the capacity of a single packet, the excess data will be automatically allocated to the second transmission until the transmission is completed.； The data received by the radio at a time cannot be larger than the buffer capacity. Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 12: Detailed Function

    Chengdu Ebyte Electronic Technology Co.,Ltd. E95-DTU(900SLxx-485) User Manual 4.Detailed function 4.1 Fixed-point emission (hexadecimal) 4.2 Broadcast transmission (hexadecimal) 4.3 broadcast address Example: Set the address of radio A to 0xFFFF and the channel to 0x04. When station A is used as a transmitter (same mode, transparent transmission mode), all receiving stations under the 0x04 channel can receive data to achieve the purpose of broadcasting.

  • Page 13: Listen Address

    5.Operating mode E95-DTU has four working modes. When there is no strict low power consumption requirement, and normal communication is required, it is recommended to configure the radio in the transparent transmission mode (mode 0);The default setting of the radio is transparent transmission mode (mode 0).

  • Page 14: Wor Mode (Mode1)

    5.4 Deep sleep mode(mode3) Type When the M0 indicator is on and the M1 indicator is on, the radio works in mode 3 Transmit Unable to transmit wireless data. Receive Unable to receive wireless data. Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 15: Register Read And Write Control

    Chengdu Ebyte Electronic Technology Co.,Ltd. E95-DTU(900SLxx-485) User Manual 6.Register read and write control 6.1 Instruction format In configuration mode (mode 2: the M1 indicator is on, the M0 indicator is off), the list of supported commands is as follows (when setting, only 9600 and 8N1 formats are supported):：...

  • Page 16: Register Description

    Serial port baud rate19200 data blocking caused by the same baud Serial port baud rate38400 rate, and may even be lost; Serial port baud rate57600 Serial port baud It is generally recommended that both rate115200 Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 17 The relationship between power and 22dBm / 30dBm（default） current is non-linear. At maximum 17dBm / 27dBm power, the efficiency of the power supply is the highest; the current will not 13dBm / 24dBm Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 18 WOR monitoring mode. The Each serial port byte will refresh 1000ms monitoring period is shown below time; (WOR period), which can save a lot of power consumption. The user must initiate the first byte within 1000ms. Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 19: Factory Default Parameters

    Factory default parameter value：C0 00 00 62 00 00 Addres Serial transmit Radio model Frequency Channel Air rate baud rate format power 22dBm (low 850.125M 0x000 power) E95-DTU(900SLxx-48 0x17 2.4kbps 9600 30dBm (high power) Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 20: Use Of Relay Networking Mode

    Chengdu Ebyte Electronic Technology Co.,Ltd. E95-DTU(900SLxx-485) User Manual 7.Use of relay networking mode Number Relay Mode Description After setting the relay mode through the configuration mode, switch to the general mode, and the relay starts to work. In relay mode, ADDH and ADDL are no longer used as the radio address, but are forwarded and paired corresponding to the NETID respectively.

  • Page 21: Host Computer Configuration Instructions

    E95-DTU(900SLxx-485) User Manual 8.Host computer configuration instructions The figure below shows the E95-DTU (900SLxx-485) configuration host computer display interface, the user can switch to the configuration mode through the MODE button, and quickly configure and read parameters on the host computer.

  • Page 22: Program The Radio

    Programming can only be carried out in a specific working mode (see the above table). If the programming fails, please confirm whether the working mode of the radio is correct. If you don't need complicated programming to open tconfiguration software, you can modify the relevant parameters. Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 23: Connection Diagram In Test And Practical Application

    E95-DTU(400SL22P-48 RS48 410.125 ～ 493.125 E90-DTU SL series interoperability, high protection, DC power supply New generation LoRa, rail type, RS485, E95-DTU(400SL22P-23 RS23 410.125 ～ 493.125 E90-DTU L series interoperability, high protection, DC power supply Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 24 A new generation of LoRa, rail type, RS485, RS48 E96-DTU(400SL30-485) 410.125 ～ 493.125 E90-DTU SL series interoperability, AC power supply A new generation of LoRa, rail type, RS232, RS23 E96-DTU(400SL30-232) 410.125 ～ 493.125 E90-DTU SL series interoperability, AC power supply Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 25: Practical Application Areas

    E95-DTU(900SLxx-485) User Manual 12.Practical application areas Ebyte digital radio is suitable for all kinds of point-to-point, point-to-multipoint wireless data transmission systems, such as smart home, Internet of Things transformation, power load monitoring, distribution network automation, hydrology and hydrological forecasting, water pipe network monitoring, urban street lights Monitoring, air defense...

  • Page 26: Important Notice

    100mV. 14.Important Notice Ebyte reserves the right of final interpretation and modification of all contents in this manual. Due to the continuous improvement of the hardware and software of the product, this manual may be changed without prior notice, and the latest version of the manual shall prevail.

  • Page 27: Revise History

    2022-06-15 Content revision About us Sales Hotline: 4000-330-990 Company Tel: 028-61399028 Technical support: support@cdebyte.com Official website: www.ebyte.com Company Address: Building B5, No. 199, West District Avenue, High-tech West District, Chengdu City, Sichuan Province Copyright ©2012–2022，Chengdu Ebyte Electronic Technology Co.,Ltd.

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