Each great spirit:

Beginners AT, need to use C to encapsulate the AT command, parse the input string, and output the corresponding the AT command, and the AT command 5 g through a USB control module, please provide the solution, thanks!

CodePudding user response:

STRSTR (), sscanf () and sprintf (), suggest that take a look at the role of several functions

CodePudding user response:

Thank you, have been solved!