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Ebyte E90-DTU 400SL30-GPRS, User Manual

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Chengdu Ebyte Electronic Technology Co,;Ltd

E90-DTU (400SL30-GPRS) user manual

Copyright ©2012–2019，Chengdu Ebyte Electronic Technology Co,;Ltd

12

8. Use the serial port assistant to send data to E22-400TXXS module. If E90-DTU (400SL30-GPRS)

receives the data sent by E22-230TXXS, the WORK indicator light flashes.

( a ) E22-400TXXS sends data to E90-DTU (400SL30-GPRS)

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Summary of Contents for E90-DTU 400SL30-GPRS

Page 1: ...E90 DTU 400SL30 GPRS...

Page 2: ...chnology Co Ltd 1 1 OVERVIEW 2 1 1 INTRODUCTION 2 1 2 FEATURES 2 1 3 STATION SYSTEM PARAMETERS 3 1 4 PIN DESCRIPTION 5 1 5 PIN DEFINITION 6 1 6 SIZE 7 2 QUICK START 8 2 1 HARDWARE PREPARATION AND COMM...

Page 3: ...network data connection E90 DTU 400SL30 GPRS can be directly connected to the upper computer via USB cable for parameter configuration without the need to install the driver it is easy to change user...

Page 4: ...connection and other functions 1 3 Station system parameters Parameter type Parameter Name The parameter value Description NET Characteristic parameters Support Frequency Quad frequency GSM850 EGSM90...

Page 5: ...93 125MHz Default 433 125MHz channel number 84 channel interval 1MHz Transmission power 30dBm About 1W level 4 adjustable 30 27 24 21dBm Receiving sensitivity 138dbm 0 3kbps The receiver sensitivity i...

Page 6: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 400SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 5 1 4 Pin Description...

Page 7: ...eset button long press time no requirement 6 USB Micro USB parameter configuration interface 7 Reload Press 4 10s to restore the factory Settings 8 PWR Red power indicator 9 WORK Yellow data transmiss...

Page 8: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 400SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 7 1 6 Size...

Page 9: ...the PWR indicator will always be on E90 DTU 400SL30 GPRS device and E22 400TXXS module 5V 20V Power adapter USB switch to TTL module and USB wire GPRS LTE Sucker antenna Computer browser visit Chengd...

Page 10: ...ion tool If the USB is correctly connected the message box on the right side will prompt device ready 3 After entering the GPRS 2G network pass through configuration mode the parameters of GPRS 2G mod...

Page 11: ...the RF module in the setting of relevant parameters After the configuration is completed click the save RF parameters button After completion as shown in the following figure 5 After the configuratio...

Page 12: ...e restart button and directly click the enter communication state button in the RF mode After completion as shown in the following figure 6 Within 30 seconds after the communication state is entered i...

Page 13: ...Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 12 8 Use the serial port assistant to send data to E22 400TXXS module If E90 DTU 400SL30 GPRS receives the data sent by E22 230TXXS the W...

Page 14: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 400SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 13 b E90 DTU 400SL30 GPRS sends data to E22 400TXXS...

Page 15: ...ws users to configure radio RF parameters d Mode switch use the official E90 DTU 400SL30 GPRS to configure the upper computer for mode switch and parameter configuration Note that after using the uppe...

Page 16: ...the local cache is 256 bytes 7 The cloud transmission function of Ebyte IOT platform Users can use the official E90 DTU 400 SL30 GPRS configuration software GPRS 2 G network passthrough configuration...

Page 17: ...C and other modules do not receive data the same is true for E90 DTU xxx SLXX series stations 6 LoRa spread spectrum LoRa direct sequence spread spectrum technology will bring more communication dista...

Page 18: ...0SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 17 3 Application model 1 E22 400TXXS E90 DTU 400SL30 GPRS Server A 2 E90 DTU 400SLxx E90 DTU 400SL30 GPRS Server A...

Page 19: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 400SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 18 4 E90 DTU 400SLxx E90 DTU 400SL30 GPRS Server A Server B...

Page 20: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 400SL30 GPRS user manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 19 5 Ebyte cloud transmission 6 Application in buildings...

Page 21: ...wered on normally The status bar of the upper computer device shows no valid device found Check whether the USB cable and power cord are connected correctly If they are connected try to press the Rese...

Page 22: ...sion of the manual shall prevail Users of the product shall follow the product trends on the official website so that users can timely obtain the latest information of the product Version Date Revisio...

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