Joke Collection Website - Public benefit messages - Some questions about single chip microcomputer controlling GSM to send and receive short messages.

Some questions about single chip microcomputer controlling GSM to send and receive short messages.

That's not necessarily true. It depends on how the program is written. If the single chip microcomputer has an input interface, it can input numbers, and then it can change the mobile phone number. I have done a program before to control the return of data, that is, whoever sends it to him will return it to him. The content of the reply message can be replied according to the received content, and of course, the content format is also limited.