Ebyte E18-DTU(Z27-485) User Manual
  1. Manuals
  2. Brands
  3. Ebyte Manuals
  4. Modem
  5. E18-DTUZ27-485
  6. User manual
Ebyte E18-DTU(Z27-485) User Manual

Ebyte E18-DTU(Z27-485) User Manual

Hide thumbs Also See for E18-DTU(Z27-485):
Table of Contents

Advertisement

Quick Links

Download this manual
Wireless Modem
User Manual
1

Advertisement

Table of Contents
loading

Related Manuals for Ebyte E18-DTU(Z27-485)

Summary of Contents for Ebyte E18-DTU(Z27-485)

  • Page 1 Wireless Modem User Manual...

  • Page 2: Table Of Contents

    10. CONFIGURATION INSTRUCTIONS FOR THE HOST COMPUTER ......................20 11. IAP ONLINE FIRMWARE UPGRADE ..................................21 12. RELATED PRODUCTS ........................................23 13. PRACTICAL APPLICATION AREAS ..................................24 14. PRECAUTIONS FOR USE......................................25 IMPORTANT NOTICE ..........................................26 REVISION HISTORY..........................................26 Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 3: Disclaimer

    E90-DTU(xxxSL42) 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: Overview

    Adopts military-grade LoRa modulation technology with data encryption and programmable sub-packet length;  Single packet supports 32~240 bytes;  Simple and efficient power supply design, using the pressure line method, supporting 12V power supply;  Transmit power up to 15W;  Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 5: Quick Start

    2、Use USB to RS-232 or USB to RS-485 to make the computer connected to the digital radio; 3, start the two serial port debugging assistant, select the serial port baud rate of 9600bps, checksum method for 8N1, you can realize the serial port transmission; Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 6: Product Size

    4.If customers need to modify the parameters, please short the MOD pin to GND, enter the configuration mode, open the E90-DTU SL digital radio configuration software, you can modify the relevant parameters, after completing the configuration, please put the MOD pin to the empty state. 3. Product Size Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 7: Interfaces And Indications

    Power indicator Red, illuminates when power is on Serial Data Yellow, blinking when sending data Transmit Indicator Serial Data Receive Yellow, blinking when receiving data Indicator Warning Indicator Unconnected antenna or abnormal voltage or Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 8: Interface Definitions

    120Ω matching resistor in parallel between the 485_A terminal and the 485_B terminal. 5. Technical indicators 5.1 Model Specification Operating Referenc Emissio Frequency Specification Model n power Recommended Scenarios Distance Characteristics LoRa spread E90-DTU(230SL42 Suitable for long distances and 230M spectrum interference-prone environments anti-interference Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 9: General Specification Parameters

    Note: When using multiple sets of digital transmission radios in the same area to communicate one-to-one at the same time, it is recommended that each set of digital transmission radios be set up with a channel spacing of 2 MHz or more. Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 10: Transmit Power Level

    Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 11: Receiving And Dispatching Lengths And Subcontracting Modalities

    6.1 Fixed-point launch (hexadecimal) For fixed-point transmission, the module recognizes the first three bytes of the received serial data as: Address High + Address Low + Channel and uses it as the wireless transmit target. Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 12: Broadcast Transmissions (Hexadecimal)

    1.The ERR indicator blinks according to the following table based on the specific abnormal operating status. Abnormal working Thresholds for determining ERR indicator blinking condition anomalous states condition undervoltage Supply voltage <11V 500ms blinks once Overvoltage Supply voltage >13V 1s blinks once Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 13: Working Mode

    The user can enter data through the serial port and the module will initiate wireless transmitter transmission. reception (of The module's wireless reception function is switched on, and wireless data will be output via transmitted signal) the serial port pins when received. Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 14: Configuration Mode

    Example 2: Read module address, network address, serial port, airspeed at the same time Send: C1 00 04 Return: C1 00 04 12 34 00 61 Format Error Response formatting error FF FF FF FF Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 15: Register Descriptions

    The serial baud rate is 115200 rate. generally recommended that baud rate of both sides communication is the same. serial port parity bit Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 16 RSSI Environmental Noise Enable enabled, disable（default） register can be read by sending instruction instruction transmission mode. register  enable 0x00 : current ambient noise RSSI register  0X01 ：RSSI of the last received data. (The current channel Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 17 0-81 represent a total of 82 channels respectively Actual  E90-DTU(900SL42) frequency = 850.125M +CH * 1M When it is enabled, Enable RSSI bytes Read/ REG3 the module receives Write Disable (default) wireless data, which Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 18 LBT is 2 seconds, and it will be forced to send out when it reaches two seconds. Reserved Reserved write-only,  CRYPT Key High Byte（default0） read returns 0 Write used for user  Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 19: Factory Default Parameters

    In relay mode ADDH,ADDL is no longer used as module address, but corresponds to NETID forwarding pairing respectively, and if it receives one of the networks, it forwards to the other network. The repeater's own network ID is invalid. Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 20: Configuration Instructions For The Host Computer

    As configured in the figure: the data sent by node 1 can be received by nodes 2 and 4, and the data sent by nodes 2 and 4 can be received by node 1. 10. Configuration instructions for the host computer The following figure shows the E90-DTU SL configuration host computer display interface, users can switch to the Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 21: Iap Online Firmware Upgrade

    1. through the MOD pin ground to make the module enter the configuration mode (Note: the baud rate in the configuration mode is 9600); 2. open the official website to configure the host computer "RF_Setting(E22-E9X(SL)) V2.9.exe", select Serial Port > Open Serial Port; Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.
  • Page 22 3 Click Read Parameters to view the module information in the left window of the upper computer; 4 Click Firmware Upgrade > Click Open File (select the firmware .bin file) > Click Start Download; Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 23: Related Products

    After the module finishes receiving, it will automatically reset to enter the application program and the upgrade is completed. 12. Related Products transmit commun working ication Model Interface frequency Functional Features power distance Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

  • Page 24: Practical Application Areas

    Environments, Ultra Strong Round Shot 13. Practical application areas EBYTE digital transmission radio is suitable for all kinds of point-to-point and point-to-multipoint wireless data transmission systems, such as smart home, Internet of Things transformation, power load monitoring, distribution network automation, hydrological and water condition measurement and reporting, water mains network monitoring,...

  • Page 25: Precautions For Use

    EBYTE provide first-class after-sales service. Do not operate the radio when it is in the vicinity of flammable places (e.g. coal mine) or explosive hazardous ...

  • Page 26: Important Notice

    Important Notice EBYTE reserves the right of final interpretation and modification of all contents in this manual. Due to the continuous improvement with the hardware and software of the product, this manual may be changed without further notice, and the latest version of the manual should prevail in the end.
  • Page 27 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 Address: B5 Mould Park, 199# Xiqu Ave, High-tech District, Sichuan, China Copyright ©2012–2024，Chengdu Ebyte Electronic Technology Co.,Ltd.

Table of Contents