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Chengdu Ebyte Electronic Technology Co., Ltd.

E90-DTU SL User Manual

Copyright2012–20231

ChengduEbyteElectronicTechnologyCo,;Ltd

21

11.

Programming the modem

11.1 Connection diagram

Operating mode

M1

M0

Note

Configuration mode

OFF

ON

Programming via the configuration software is available only in this mode

1. Programming can only be performed in a specific operating mode (see table above). When programming fails, please
confirm that the radio working mode is correct.
2. Users can modify parameters via E90-DTU SL configuration software.

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Содержание 230SL37

Страница 1: ...E90 DTU 230SL37 New LoRa long Distance High Power...

Страница 2: ...5 4 Air data rate 11 5 5 Current 11 5 6 TX and RX FIFO and sub packing method 11 6 Function Description 12 6 1 Fixed Transmission 12 6 3 Broadcast Address 12 6 4 Monitor Address 13 7 Operating mode 1...

Страница 3: ...cal fiber microwave and bright line it provides real time and reliable data transmission of monitoring signals in private networks under certain special conditions with low cost installation and maint...

Страница 4: ...ency stability is better than 1 5PPM Operating temperature range 40 C 85 C to adapt to a variety of harsh working environment All aluminum alloy casing compact size easy installation and good heat dis...

Страница 5: ...ct the baud rate 9600bps check mode as 8N1 to realize transparent transmission 4 If customer needs to modify the parameters please dial the switch in the configuration mode and connect to the computer...

Страница 6: ...Ebyte Electronic Technology Co Ltd E90 DTU SL User Manual Copyright2012 20231ChengduEbyteElectronicTechnologyCo Ltd 6 Mode 0 Factory default Mode 2 Parameter configuration 3 Dimensions 3 1 Parts desc...

Страница 7: ...ndard RS 485 interface and pressure line power interface 3 PWR LED Power LED Red lit when the power is on 4 TXD LED Transmit LED Yellow blinks when sending data 5 RXD LED Receive LED Yellow blinks whe...

Страница 8: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU SL User Manual Copyright2012 20231ChengduEbyteElectronicTechnologyCo Ltd 8 unit mm...

Страница 9: ...4 2 RS232 The E90 DTU can be connected to the device via RS 232 using the standard DB 9 interface 4 3 RS485 E90 DTU can be connected to the 485_A terminal and 485_B terminal from with the RS 485 A ter...

Страница 10: ...long distance Note Test condition in clear and open air without shelters 12V 2A power supply 5dBi gain sucker antenna over 2 meters height from the ground with the factory default parameters 5 2 Gene...

Страница 11: ...the rate meets the requirements the lower air data rate the better quality 5 5 Current Model TX current mA Standby current mA 12V 24V 12V 24V E90 DTU 230SL37 1200 600 50 27 Note It is recommended to...

Страница 12: ...2 6 Function Description 6 1 Fixed Transmission 6 2 Broadcast Transmission 6 3 Broadcast Address For example Set the address of module A as 0xFFFF and channel as 0x04 When module A is the transmitter...

Страница 13: ...al mode mode 0 Categories M1 M0 Notes Mode 0 Normal Mode ON ON Open UART Comm port and RF transparent transmission is on configuration over air via special command is available Mode 1 Reserved mode ON...

Страница 14: ...gth parameter Reply C1 start address length parameter Example 1 set channel as 0x09 command start address length parameter Transmit C0 05 01 09 Return C1 05 01 09 Example 2 set module address 0x1234 n...

Страница 15: ...C0 05 01 09 Return CF CF C1 05 01 09 Example 2 set module address 0x1234 network address 0x00 UART 9600 8N1 air data rate 1 2K Transmit CF CF C0 00 04 12 34 00 61 Return CF CF C1 00 04 12 34 00 61 6...

Страница 16: ...locking caused by the same baud rate and data may even be lost It is generally recommended that both parties have the same baud rate It should be the same for both communication parities The higher th...

Страница 17: ...1 2000ms Default 100 2500ms 101 3000ms When enabled the module receives wireless data and it will follow an RSSI strength byte after output via the serial port TXD The module recognizes the first thre...

Страница 18: ...Factory default parameter Default parameter 0x00 0x00 0x00 0x63 0x00 0x28 0x03 0x00 0x00 Model NO Frequency Address Channel Air data rate Baud rate Parity bit TX power E90 DTU 230SL37 230 125MHz 0x000...

Страница 19: ...ary repeater s ADDH ADDL are 33 05 Therefore Repeater 2 can forward the data of Repeater 1 to the network NETID 05 Thus node 3 and node 4 can receive node 1 data Node 4 outputs data normally and node...

Страница 20: ...onfigures the repeater mode using the host computer special attention must be paid Since the parameters are in decimal mode in the host computer the module address and network ID need to be converted...

Страница 21: ...ion diagram Operating mode M1 M0 Note Configuration mode OFF ON Programming via the configuration software is available only in this mode 1 Programming can only be performed in a specific operating mo...

Страница 22: ...2 RS232 RS485 433 470M 22 5 LoRa wireless configuration networking transmission long distance anti inference E90 DTU 400SL30 RS232 RS485 433 470M 30 10 LoRa wireless configuration networking transmiss...

Страница 23: ...arrow band for complex environment strong diffraction ability Note Interoperable with E22 400T22S E22 400T30S E90 DTU 400SL22 E90 DTU 400SL30 products 14 Application field The data transceiver of CDEB...

Страница 24: ...When testing the data transceiver it must be connected with a matching antenna or a 50 dummy load otherwise it will easily damage the transmitter if the antenna is connected the distance of the human...

Страница 25: ...20 04 20 Content revision du 1 3 2021 1 27 Content revision ly 1 4 2021 10 09 Content revision xxl 1 5 2023 08 29 Content revision Bin About us Technical support support cdebyte com Documents and RF S...

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