一个小巧的并口监控软件,采用VB源代码.压缩包内有可执行文件和工程目录.-a compact parallel monitoring software, the source code using VB. Within a compressed executable file and directory project.

output a byte to Parallel port, monitor Parallel port(input) state -output a byte to Parallel port, monitor Parallel port(input) state

显示器Ddcci通讯调试软件，可以和显示器端DDC通道通讯(Monitor Ddcci communication debug software)