Table Of Contents - Ebyte E840-TTL-4G02E User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd.
Contents
Disclaimer...............................................................................................................................................................................1
1 Introduction......................................................................................................................................................................... 2
1.1 Brief Introduction............................................................................................................................................. 2
1.2 Features.............................................................................................................................................................2
2 Specification and parameter................................................................................................................................................ 3
2.1 Module parameter.............................................................................................................................................3
2.2 Size and pin definition...................................................................................................................................... 4
3 Quick start............................................................................................................................................................................6
3.1 Hardware.......................................................................................................................................................... 6
3.2 Software and configuration.............................................................................................................................. 7
3.3 Data transfer test............................................................................................................................................... 8
4 Module function.................................................................................................................................................................. 9
4.1 Operating mode................................................................................................................................................ 9
4.1.1 Transparent transmission mode............................................................................................................. 9
4.1.2 4-channel Socket connections............................................................................................................... 9
4.1.3 AT Configuration Mode.......................................................................................................................10
4.2 Network function............................................................................................................................................ 10
4.2.1 Short connection.................................................................................................................................. 10
4.2.2 Registration package............................................................................................................................10
4.2.3 Heartbeat packet.................................................................................................................................. 11
4.2.4 Clear cache...........................................................................................................................................11
4.3 High speed mode............................................................................................................................................ 11
4.4 SMS function.................................................................................................................................................. 14
4.4.1 SMS sending........................................................................................................................................14
4.4.2 SMS receiving..................................................................................................................................... 15
4.4.3 SMS configuration/query.................................................................................................................... 15
4.5 Interconversion between Modbus RTU and Modbus TCP............................................................................. 15
4.6 Base station positioning function....................................................................................................................16
4.7 Serial port packaging function........................................................................................................................16
4.8 Network AT commands function.....................................................................................................................16
5 Notes.................................................................................................................................................................................. 17
6 Important Statement.......................................................................................................................................................... 19
7 Reversion History.............................................................................................................................................................. 19
About Us...............................................................................................................................................................................19
Copyright ©2012-2022，Chengdu Ebyte Electronic Technology Co.,Ltd.
E840-TTL-4G02E User Manual
I