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RS232.cpp and RS232.h for Serial COM Port Communication
Virtual Serial Port Driver简称VSPD，这是一款强大的虚拟串口软件。如果你的电脑没有串口，可以使用Virtual Serial Port Driver来代替，可谓是电脑串口的完美解决方案，支持win7、win8等操...
a code which export a letter/array to serial port
Virtual GPS NEMAcode transmitter using serial port, AVR Atmega32 microcontrooler
Acorp firmware port for D-Link DSL-300T - root fs
Using LabVIEW 7.0 (Windows) to get data from Parallel Port.
Installation inf for the EPSON Advanced Printer Driver (Printer Port)
The CAT9555 is a CMOS device that provides 16-bitparallel input/output port expansion for I²C a