monitoring system or Security System

The use of printer port for communication between personal computer and any
externa computer device is being carried out from the start of the computer
invention. Foundation of a nice data acqusition system with microcontroller and
data loging at PC through parallel port. get C++ code from here
http://microcontroller51.blogspot.com/2009/07/c-program-for-interface-of-printer\
-port.html
 




[Non-text portions of this message have been removed]