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Chengdu Ebyte Electronic Technology Co,;Ltd

E90-DTU (230SL22-GPRS) User Manual

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

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Content

1.OVERVIEW......................................................................................................................................................................

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TATION SYSTEM PARAMETERS

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2 QUICK START.................................................................................................................................................................

ARDWARE PREPARATION AND COMMUNICATION TESTING

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ORKING MODE AND FUNCTIONS

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3 APPLICATION MODEL...............................................................................................................................................

4 NOTE................................................................................................................................................................................

5 ABOUT US.......................................................................................................................................................................

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Содержание E90-DTU 230SL22-GPRS

Страница 1: ...E90 DTU 230SL22 GPRS...

Страница 2: ...Ebyte Electronic Technology Co Ltd 1 Content 1 OVERVIEW 2 1 1 INTRODUCTION 2 1 2 FEATURES 2 1 3 STATION SYSTEM PARAMETERS 3 1 4 PIN DEFINITION AND SIZE 5 2 QUICK START 8 2 1 HARDWARE PREPARATION AND C...

Страница 3: ...a USB cable for parameter configuration without the need to install the driver it is easy to change user defined parameters This chapter is a quick introduction to E90 DTU 230SL22 GPRS products It bui...

Страница 4: ...nnection characteristics GPRS multi slot class 12 default GPRS multi slot class 1 12 configurable GPRS mobile station class B GPRS Data features GPRS data downlink transmission up to 85 6 KBPS GPRS up...

Страница 5: ...rate 115200 bps No modification supported The antenna interface SMA Interface RF signal output 50 ohm characteristic impedance Station system parameters Flow loss value typical value 66 5mA 12V Idle...

Страница 6: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 230SL22 GPRS User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 5 1 4 Pin Definition and Size...

Страница 7: ...on 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 transmission indic...

Страница 8: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 230SL22 GPRS User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 7 Size...

Страница 9: ...22 GPRS device and E22 230TXXS module 5V 20V Power adapter USB switch to TTL module and USB wire GPRS LTE Sucker antenna Computer browser visit Chengdu Ebyte official website www ebyte com download th...

Страница 10: ...rrectly 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 module can be configured in...

Страница 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...

Страница 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...

Страница 13: ...Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 12 8 Use the serial port assistant to send data to E22 230TXXS module If E90 DTU 230SL22 GPRS receives the data sent by E22 230TXXS the W...

Страница 14: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 230SL22 GPRS User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 13 b E90 DTU 230SL22 GPRS sends data to E22 230TXXS...

Страница 15: ...meters c RF configuration mode this mode allows users to configure radio RF parameters d Mode switch use the official E90 DTU 230SL22 GPRS to configure the upper computer for mode switch and parameter...

Страница 16: ...th the server you can choose whether to clear the cached data By default clearing the cache will be closed The maximum packet length from the local cache is 256 bytes 7 The cloud transmission function...

Страница 17: ...nel of module B then module B can receive AA BB CC 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 spectr...

Страница 18: ...chnology Co Ltd E90 DTU 230SL22 GPRS User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 17 3 Application model 1 E22 230TXXS E90 DTU 230SL22 GPRS Server A 2 E90 DTU 230SLxx E90...

Страница 19: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 230SL22 GPRS User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 18 3 Ebyte cloud transmission 4 Application in buildings...

Страница 20: ...rectly If they are connected try to press the Reset button re plug the power cord or re plug the USB Server A of this product is always open After successful initialization it will automatically estab...

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