CodePudding user response:
This is two parts well, one is a PC serial port communication operation, one is processing data, database operation, a a handle is good, as for the data frame format, you according to the agreementCodePudding user response:
This is two parts well, one is a PC serial port communication operation, one is processing data, database operation, a a handle is good, as for the data frame format, you according to the agreement