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Summary of Contents for Ebyte E90-DTU(400SL47)
- Page 1 E90-DTU(400SL47)
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Page 2: Table Of Contents
11 Configuration instructions for the host computer ....................22 12 IAP Online Firmware Upgrade ..........................23 13 Related products ..............................27 14 Areas of practical application ..........................27 15 Precautions for Use ..............................28 Important Notice ................................29 Copyright ©2012-2019, Chengdu Ebyte Electronic Technology Co., Ltd... - Page 3 Chengdu Ebyte Electronic Technology Co., Ltd E90-DTU(400SL47) User Manual Revision history (of a document, web page etc) ......................29 About Us ..................................29 Copyright ©2012-2019, Chengdu Ebyte Electronic Technology Co., Ltd...
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Page 4: Disclaimer And Copyright Notice
This document does not grant any license, express or implied, by estoppel or otherwise, to use any intellectual property. The test data in this article are all obtained from EBYTE laboratory tests, and the actual results may vary slightly. All trade names, trademarks and registered trademarks mentioned herein are the property of their respective owners and are hereby acknowledged. -
Page 5: Product Introduction
1 Product Introduction 1.1 Product Description E90-DTU(400SL47) is a real high-quality industrial-grade wireless digital transmission radio (the radio won the national design patent ZL202030009845.3), the radio adopts LORA spread spectrum technology, and its strong anti-interference ability makes the wireless communication more stable and reliable in the industrial site. It has a variety of transmission modes, working in the (410.125 ~ 460.125M) frequency band (default 433.125MHz), the radio provides transparent RS232/RS485 interfaces.LoRa direct-sequence spread-spectrum technology will bring a longer communication distance, and has the advantage of strong anti-jamming ability. - Page 6 Full aluminum alloy shell, compact size, easy to install, good heat dissipation; perfect shielding design, good electromagnetic compatibility, strong anti-interference ability; Powerful software functions, all parameters can be programmed: e.g. power, frequency, air rate, address ID, etc; Temperature monitoring, antenna anomaly monitoring Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
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Page 7: Quick Start
If the customer needs to modify the parameters, please short the MOD pin to GND, enter the configuration 4、 mode, and turn on 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. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 8: Installation Dimensions
Chengdu Ebyte Electronic Technology Co., Ltd E90-DTU(400SL47) User Manual 3 Installation dimensions 3.1 Interfaces and Indications Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 9: Interface Definition
4.1 Power Interface Description The user is powered by a pressurized wire, 12V/20A DC power supply. 4.2 RS232 Interface Definition The E90-DTU can be connected to the device via RS232 using a standard DB9 interface. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 10: Rs485 Interface Definition
Meets the demands of industrial-grade use temperature Antenna 50Ω Standard 50Ω characteristic impedance Impedance voltage Recommended to support instantaneous current 12V DC range communica RS232/RS485 Standard DB9 hole type/5.08 terminal block tion interface Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 11: Frequency Range And Number Of Channels
Guard current mA E90-DTU (400SL47) Note: It is recommended to keep more than 50% current margin when selecting power supply, which is conducive to the long-term and stable operation of the radio. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 12: Length Of Delivery And Receipt And Mode Of Subcontracting
6.1 Targeted launches (hexadecimal) For fixed-point transmission, the module recognizes the first three bytes of the received serial data: Address High + Address Low + Channel and use it as a wireless transmit target. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 13: Broadcast Transmission (Hexadecimal)
Blinks once in 500ms overpressurization Supply voltage >13V 1s blinks once overheat (e.g. an Module temperature > 120 ° Flashes once in 2s economy) Overpressure and Supply voltage >13V and Ever Bright Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 14: Working Modalities
The user can enter data through the serial port and the module will initiate wireless emit (a particle) transmission. reception The module's wireless reception function is turned on, and wireless data will be output via transmitted signal) the serial port pins when received. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 15: Configuration Mode
Example 1: Reading a channel Read Command Start address Length Parameters registers Send: C1 05 01 Return: C1 05 01 09 Example 2: Simultaneous reading of module address, network address, serial port, airspeed Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 16: Register Description
Serial port baud rate of recommended that both sides of the 9600 (default) communication have the same baud Serial port baud rate of rate. 19200 Serial port baud rate of 38400 Serial port baud rate of Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... - Page 17 Return: C1 + address address + read length + read valid value; e.g.: send C0 C1 C2 C3 00 01 Return C1 00 01 RSSI (address can only start at 00) reservations Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
- Page 18 When enabled, wireless data 4 LBT Enable will listened before 0 Disable (default) transmitting, which avoid interference to a certain extent, but 1 start using may bring data delays The LBT has a maximum dwell Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
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Page 19: Factory Default Parameters
When the input parameter exceeds the range, it will be limited, so please do not let the parameter exceed the range to avoid unknown situation. 9.1 AT Instruction Table command instruction descriptive typical example Example Description Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... - Page 20 Setting the Module AT+KEY=1234 Set the module key to 1234 query instruction descriptive Return to Example Example Description AT+HELP=? Query Return command table command table AT+DEVTYPE=? Query Module DEVTYPE=E90-DTU(400SL47) Back Product Model Models Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
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Page 21: At Parameter Analysis
4:9.6k 5:19.2k 6:38.4k 7:62.5k Packet 0:240 1:128 2:64 3:32 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 Data_rssi (data RSSI) 0:off 1:on Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 22: Trunked Network Mode Usage
1, so it does not output data. ③Bidirectional trunking 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 Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 23: Configuration Instructions For The Host Computer
In the Configuration Upper, the module address, frequency channel, network ID, and key are displayed in decimal display mode, where each parameter takes a range of values: Web address: 0-65535 Frequency channel: 0-83 Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 24: Iap Online Firmware Upgrade
Ground the module through the MOD pin to put the module into configuration mode (note: the baud rate in 1、 configuration mode is 9600); Open the official website configuration uploader "RF_Setting(E22-E9X(SL)) V2.9.exe", select Serial Port > Open 2、 Serial Port; Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... - Page 25 3、Click on 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; Click OK and the firmware starts to upgrade; 5、 Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
- Page 26 Tran Operating smit municatio Product Model Interface Type frequency Functional Features n distance er W E90-DTU(230 RS232 RS485 0.16 LoRa Spread Spectrum, Wireless Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
- Page 27 E90-DTU (230N27) RS232 RS485 230M environments Low-frequency narrow band for complex E90-DTU (230N33) RS232 RS485 230M environments Low frequency narrow band for complex E90-DTU (230N37) RS232 RS485 230M environments, superb shot wrapping Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd...
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Page 28: Related Products
13 Related products 14 Areas of practical application 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 29: Precautions For Use
Wireless communication products need to be connected to the impedance matching antenna in order to work properly, even for a short period of time can not be omitted, if the cause of product damage will not be covered by the warranty. Copyright ©2012-2023, Chengdu Ebyte Electronic Technology Co., Ltd... -
Page 30: Important Notice
Chengdu Ebyte Electronic Technology Co., Ltd E90-DTU(400SL47) User Manual Important Notice Chengdu Ebyte Electronic Technology Co., Ltd. reserves the right of final interpretation and modification of all contents of this manual. Due to the continuous improvement with the hardware and software of the product, this manual may be changed ...