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Chengdu Ebyte Electronic Technology Co., Ltd.                                                                            E90-DTU(900SL22-4G)Usermanual 

Copyright 

©

2012

2019,

成都亿佰特电子科技有限公司

                                                                                                                                                               

5

 

1.4

 

  Interface description 

 

 

 

 

Summary of Contents for 230N37

Page 1: ......

Page 2: ...ntents 1 Introduction 2 1 1 Brief Introduction 2 1 2 Features 2 1 3 System Parameters 3 1 4 Interface description 5 1 5 Interface definition 6 1 6 Size 7 2 Quick Start 7 2 1 Hardware preparation and communication test 7 2 2 Working mode and function 13 3 Application model 16 4 Remark 18 5 Notes 19 6 About us 19 ...

Page 3: ... supports LTE FDD LTE TDD DC HSDPA HSPA HSDPA HSUPA WCDMA TD SCDMA CDMA EDGE GPRS network communication E90 DTU 900SL22 4G can be directly connected to a computer via USB and parameters setting It is easy to change the parameters without installing a driver 1 2 Features Able to meet almost all M2M application needs Supporting data transparent transmission TCP UDP network protocol heartbeat packet ...

Page 4: ...te 384Kbps TD SCDMA CCSA Release 3 TD SCDMA Maximum downlink rate 4 2Mbps Maximum uplink rate 2 2Mbps CDMA2000 3GPP2 CDMA2000 1X Advanced and 1xEV DO Rev A EVDO Maximum downlink rate 3 1Mbps Maximum uplink rate 1 8Mbps 1X Advanced Maximum downlink rate 307 2Kbps Maximum uplink rate 307 2Kbps GSM R99 CSD transmission rate 9 6kbps 14 4kbps GPRS Suporting GPRS Multi slot level 33 default 33 Encoding ...

Page 5: ...25 960 LTE TDD B38 2570 2620 2570 2620 LTE TDD B39 1880 1920 1880 1920 LTE TDD B40 2300 2400 2300 2400 LTE TDD B41 2555 2655 2555 2655 RF parameter Air data rate 2 4kbps 8 level 0 3 1 2 2 4 4 8 9 6 19 2 38 4 62 5kbps WOR role Receiver Can be configured as a receiver transmitter WOR cycle 2000ms Can be configured as 500ms 4000ms Tx power 22dBm 1W 4 level 22 17 13 10dBm Transmission mode Transparent...

Page 6: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 成都亿佰特电子科技有限公司 5 1 4 Interface description ...

Page 7: ...V is recommended 5 Reset System reset button 6 USB Micro USB Parameter configuration interface 7 Reload Restore factory settings button long press 4 10s to take effect 8 PWR Red Power supply indicator 9 WORK Yellow Data transmission indicator flashing when there is data transmission 10 LINK Yellow Network indicator the light is always on after entering the network 11 NET 4G GPRS antenna interface ...

Page 8: ...uick Start 2 1 Hardware preparation and communication test The hardware devices required for this test are as follows Before testing please connect the power supply USB cable SIM card antenna and other hardware according to the recommended circuit If the power supply is successfully connected the PWR indicator will be on ...

Page 9: ...wnload the latest E90 configuration tool E22 configuration software and serial port assistant below is XCOM and install and run USB to 232 485 driver 1 After connecting the E22 900T22S please open the E22 configuration tool and select the corresponding COM port number If you cannot select the COM port number please check if the serial port driver is installed correctly After completing the COM por...

Page 10: ...ration State button to enter 4G 2G network transparent transmission configuration mode the current 4G 2G configuration information will be displayed one by one in the right message box 3 After entering the 4G 2G network transparent transmission configuration mode you can configure the parameters of the 4G 2G DTU After the configuration is complete click the Save Parameters button and the prompt Sa...

Page 11: ...er completion as shown below 5 After the parameter configuration is completed if the parameters in the 4G 2G network transparent transmission mode are modified you need to click 4G 2G network transparent transmission mode again click the module restart button to make the modified 4G 2G parameters take effect and automatically enter the communication state if the parameters in the 4G 2G network tra...

Page 12: ...rent network transmission can be carried out 7 If you follow 亿佰特物联网应用专家 WeChat official account enter the page click Customer Support Device Test the mobile phone screenshot interface is as follows 8 Use the serial port assistant to send data to the E22 900TXXS module If the E90 DTU 900SL22 4G receives the data sent by the E22 900TXXS the WORK indicator will flash The communication test result is ...

Page 13: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 成都亿佰特电子科技有限公司 12 ...

Page 14: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 成都亿佰特电子科技有限公司 13 b E90 DTU 900SL22 4G sends data to E22 900TXXS 2 2 Working mode and function 1 Working mode ...

Page 15: ... Save Parameter button in advance or have modified the 4G 2G network transparent transmission parameters but did not click the Module Restart button the modified parameters will not take effect 2 Query SIM card ICCID Users can use the E90 DTU 900SL22 4G configuration software In the 4G 2G network transparent transmission configuration mode click the Query SIM card ICCID button to get the ICCID of ...

Page 16: ... when connecting send custom data when connecting add physical address when connection and at the head of each packet add custom data when connection and at the head of each packet The custom registration packet has a maximum size of 40 bytes it is 20 bytes when in HEX format b Heartbeat packet In the idle state of network communication the heartbeat packet is used for network state maintenance Th...

Page 17: ...ireless communication success rate in harsh environments It can be used for networking and anti collision processing 5 Fixed point transmission It supports the address function the DTU can send data to other devices of any address and any channel to achieve application models such as networking and repeater For example The DTU needs to transmit data AA BB CC to E22 series module B address 0x00 01 ...

Page 18: ...engdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 成都亿佰特电子科技有限公司 17 2 E90 DTU 900SLxx E90 DTU 900SL22 4G Server A 3 E22 900TXXS E90 DTU 900SL22 4G Server A Server B ...

Page 19: ...te At this time switch the Selection Mode The message box will pop up a message prompt Parameter error r n Try to click to enter the configuration state button If you want to enter the configuration state click the Enter configuration state button in the Executive command and notice box If you want to keep the communication state do not click the Enter configuration state button 2 If the configura...

Page 20: ...e is no data transmission for a long time the Socket link may appear to be dead that is the link exists but cannot send and receive data Therefore in actual use it is recommended to enable the heartbeat packet function to ensure the reliability of the network link 7 In actual use it is normal for the different data delay of two communications 8 When the protocol transmission is disabled the maximu...

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