Robotic Projects. Digital Code Lock. Heart Rate Monitor with RS-232 Interface. PC to PC Communication. Token Displays / Counters Moving Display. Digital Clocks. Auto Dialers. Auto Tap. Auto Flushing System. Multipoint Remote Control / Monitoring System through Infra Red, RF, Telephone and Power Line. Wireless Home Security Systems and many more projects...
Water Level Indicator (2-Wire System)