Digital Analog Power Junction

Here are examples of an analog Input and Output interface for Printer Port. There are two visual basic demo programs with source to test out idea. Analog Interface for PC Ports USB and wireless interface to PC may be more in vogue, but a higher speed is… more »

A computer can be used to control or automate systems. From turning lights on/off at your home to shutting down motors or heaters in industries. Speed control and PID Control too. PC based Instrumentation is easy to implement using USB Devices and… more »

The PC is now an economic and common equipment at home or office. Due to Open source and GNU Linux, many professional programs and environments are easily accessible. To interface it to the real world is a step in learning Automation and Robotics.… more »