555 timer IC

Known as: Timex 555, 555 (timer), Joystick circuit

The 555 timer IC is an integrated circuit (chip) used in a variety of timer, pulse generation, and oscillator applications. The 555 can be used to…

Papers overview

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2015

Efficient power management of the radio is a critical requirement for the battery-operated portable electronic devices…

2014

Biologists have plastic DNA helices, astronomers have celestial globes, and chemists the ubiquitous periodic table wall chart…

2013

This paper to develop an automatic tripping mechanism for the three phase supply system. The project output resets automatically…

2009

Growing attention in recent decades has been devoted to implementation of methods of computational intelligence for seismic…

2003

To provide IP mobility for wireless users several micro-mobility protocols are currently available. These are capable for…

2001

Ubiquitous computing in domestic products, although allowing smarter products, can increase the complexity of interfaces that the…

1998

Because of the growing investment in both IP and ATM networks, designing efficient IP-ATM gateways for interconnecting these two…

1997

End-to-end protocols measure network characteristics and react based on their estimates of network performance. Network dynamics…

1993

A portable demonstration forced-air cooling unit was designed and constructed using off-the-shelf technology. The trailer-mounted…

1990

It is shown that the “readkey“ function in Turbo Pascal 4.0 runs in cycles of about 40 msec, and thus must not be used to wait…