Table Of Contents - Ebyte E840-DTU User Manual

1. Introduction ...................................................................................................................................................................... 5
1.1 Brief Introduction .................................................................................................................................................................................. 5
1.2 Parameters .............................................................................................................................................................................................. 5
1.3 Interface Description ............................................................................................................................................................................. 6
1.4 Pin Definition .......................................................................................................................................................................................... 7
2. Test Introduction .............................................................................................................................................................. 7
2.1 Devices Preparation ............................................................................................................................................................................... 7
2.2 Data Transmitting Test .......................................................................................................................................................................... 8
2.2.1 Test Procedures ............................................................................................................................................................................................................. 8
3. AT Parameter Setting ..................................................................................................................................................... 10
3.1 Parameter Setting Preparation .......................................................................................................................................................... 10
3.2 AT Commands Introduction ............................................................................................................................................................... 10
3.2.1 AT+UARTCFG: Baud Rate Configuration ........................................................................................................................................................... 10
3.2.2 AT+DSCADDR: Net Server Parameter Configuration ................................................................................................................................... 10
3.2.3 AT+DTUID: Transceiver Configuration ID .......................................................................................................................................................... 11
3.2.4 AT+KEEPALIVE: Keepalive and Interval .............................................................................................................................................................. 11
3.2.5 AT+ACKTIME: Responding Time Configuration ............................................................................................................................................. 12
3.2.6 AT+DTUPACKET: Configure Packing Time and Length of Data ................................................................................................................. 12
3.2.7 AT&W: Save Configuration .................................................................................................................................................................................... 12
3.2.8 AT+CFUN=1,1: Transceiver Restart ..................................................................................................................................................................... 12
3.2.9 AT+DEBUGMODE Debug Mode .......................................................................................................................................................................... 12
3.2.1.0 AT+DTUFILTER Filter Configuration ................................................................................................................................................................. 13
3.2.11 AT+CSTT APN Configuration .............................................................................................................................................................................. 13
3.2.12 AT+RELINKTIME Relink Time .............................................................................................................................................................................. 13
3.2.13 AT+DSCTIME Server Connection Timeout ..................................................................................................................................................... 14
3.2.14AT+DTUALL? Get Parameters ............................................................................................................................................................................... 14
4. Remote Parameter Configuration ................................................................................................................................ 14
4.1 Introduction .......................................................................................................................................................................................... 14
4.1.1 @DTU:0000:CGMR? Software Version ............................................................................................................................................................... 15
4.1.3 @DTU:0000:DSCADDR:0,TCP,218.242.43.254,108 .......................................................................................................................................... 15
Net Server Parameter configuration ............................................................................................................................................................................. 15
4.1.4 @DTU:0000:DTUID:1,0,31654646494777 Transceiver ID ............................................................................................................................. 15
4.1.5 @DTU:0000:KEEPALIVE:10,5,3000,5,0,kingcom ............................................................................................................................................... 16
Keepalive Interval Configuration .................................................................................................................................................................................... 16
4.1.6 @DTU:0000:UARTCFG:9600,1,0,0 UART Baud Rate Configuration ........................................................................................................... 16
4.1.7 @DTU:0000:POWEROFF Transceiver Restart ................................................................................................................................................... 17
4.1.8 @DTU:0000:DEBUGMODE:0 Debug Mode ....................................................................................................................................................... 17
4.1.9 @DTU:0000:DTUFILTER:0 Filter Configuration ................................................................................................................................................ 17
4.1.10 @DTU:0000:RELINKTIME:60 Relink Interval Configuration ...................................................................................................................... 18
4.1.12 @DTU:0000:DSCTIME:60 Connection Timeout Configuration ................................................................................................................ 18
4.1.13 @DTU:MMCZ Password Reset Configuration ............................................................................................................................................... 19
4.1.14 @DTU:0000:DTUALL? Get Parameters ............................................................................................................................................................. 19
4.1.15 @DTU:0000:CSTT? Get APN ................................................................................................................................................................................ 19
4.1.16 @DTU:0000:CSQ? Get Signal Quality ............................................................................................................................................................... 19
4.1.17 @DTU:0000:GPS? Get Location .......................................................................................................................................................................... 19
4.1.18 @DTU:0000:AT&F Reset ....................................................................................................................................................................................... 20
5. SMS .................................................................................................................................................................................. 20
6. NET Indicator Introduction ........................................................................................................................................... 20
7. Notes ................................................................................................................................................................................ 20
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