CodePudding user response:
GPRS module is usually a serial port turn GPRS signal, a serial port terminal connected to the MCU, after converted to GPRS, through the base station connect to the server; If must be connected to the PC, the server can be made transparent transmission, PC by accessing the server can get the data to the serial port,CodePudding user response:
Don't understand to help the top estimate to encapsulate IP network TCP protocolCodePudding user response:
If you use module, should leave TXD, RXD pin and MCU RXD TXD connection, preliminary debugging command, you can use RS232 usb serial port, plug in the computer assistant with a serial port tools can and communication module,