Description: Most computer users do not currently buy with serial interface (RS-232), if you need to communicate with the serial port, mostly with a USB to serial solution, but with the program generally assigned serial number is greater than 10, in Most downloaded programs do not support serial numbers greater than 10, use inconvenience, the controls can solve the problem, I have tested and used in the project, please rest assured download.
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SPComm30.pas
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