How to analyze the short message received by GSM module with single chip microcomputer

This is ok, as long as there is a serial port, it doesn't matter what single chip microcomputer is.

Because the short message content will be very long after being converted into hexadecimal, it is impossible to fully recognize it. You can make some adjustments in the structure of short messages, such as synchronizing characters, and then follow the command, and the program will always detect the same message.

As for short message transcoding, you can download it from Baidu.

Is there any problem with the infrared part?