plc analog input modules connected to 4G FAQ

The next Windows environment: an installation module antenna connected, plug in China Mobile 4G USIM card;
2 the other end of the USB cable into the computer's USB port, turn on the power switch, when lit, representatives have power. This plc program logic controller  time the computer will prompt the discovery of new hardware when the PC driver is not installed, see the "Device Manager" in the "Other Devices", you can see a yellow question mark ports;
3.plc analog input modules driven double-click driver installation, the driver is installed, the "Device Manager" in the "Port" column can be seen out of the virtual serial port;
4 After installing the driver, you can open the programmable logic control plc  serial port testing tool, select "Connect - open the serial port" drop-down list to select any one of the serial port can be tested;
5.plc analog input modules input "AT + CFUN = 1", press the Enter key, this instruction is the role of software boot correctly returns "+ CEREG: 1" indicates a successful boot;
6 Enter the "AT ^ DSTMEX = 1,7", press the Enter key, the role of this instruction is to set up a network of only 4G network registration, return "OK" indicates the setting is successful;
7 Enter "? AT + COPS", press the Enter key, the plc programmable controller  role of this instruction is to query the network registration status, when the return "+ COPS: 0,0," CHINA MOBILE ", 7", said registered to the 4G network;
8 Enter "AT + CGDATA =" M-0000 ", 1", press the Enter key, the role of the directive is to activate data services, when the return "CONNECT" after the description has been successfully activated 4G network, then your pc machine you can access it.