PC Relay Controller

Posted on May 5, 2012

This project shows you how to build a relay controller using the Basic Stamp I interfaced to the PC serial port. The Visual Basic 5 software developed for the interface lets you interact with the Basic Stamp to turn ON/OFF up to (2) relays attached to the Basic Stamp I/O pins. As shown below in the screen capture of PC-Relay, it`s easy to select the desired com port using the drop-down menu.

PC Relay Controller
Click here to download the full size of the above Circuit.

Once you have installed the PC-Relay software you`re ready to build the circuit shown above. This is a handy & quick circuit that will let you test everything before you build the bigger (relay) circuit. If everything works, i.e.. you can contr

Leave Comment

characters left:

kunal   Apr 9, 2008

very well explained.proved quite helpful for my project

New Circuits



Popular Circuits

Arduino Digital audio player
DIY Arduino FM Radio Shield
Soft Musical Telephone Ringer by UM66T
VU and PPM Meter Circuit for Audio
simplest mains operated led flasher
ic 7812 dual regulator power supply
Analog 6-channel Home Theatre Audio Project
Delay circuit of a multi-level output
4 hours AC power timer circuit 555 BH4024