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Getting started with Raspberry Pi
SEPTEMBER 2012: The Raspberry Pi (Fig. 1) is powered by a BCM2835 system-on-chip from Broadcom that contains an ARM processor (running at 700 MHz)...
Simple Morse Code Trainer
Morse code contests are still held in some parts of the world. Practising the Morse code with a simple Morse key kit is interesting.
The...
“India is An Emerging Platform for Design Implementation”
Vasudevan Aghoramoorthy, vice president, Semiconductor and Systems, Wipro Technologies, spoke to Dilin Anand and Jalaja Ramanunni of EFY about Wipro’s presence in India, how...
Where Do Open Source Engineers Fit in the Electronics Industry
Freeduino board It has been believed for years that a prominent part of the future of Open Source lays in embedded systems—a “rather unglamorous...
WHAT IT TAKES TO BE A GOOD EMBEDDED ENGINEER?
The definition of embedded system has broadened over the years. The initial definition said that an embedded system is anything that is application-specific, but,...
MULTI-SWITCH DOORBELL WITH INDICATORS
Here’s the circuit of a multi-switch input musical doorbell (shown in Fig.1). The circuit is built around the popular and less expensive quad D-latch...
Build an Automatic Fan Speed Controller with 555
During summer nights, the temperature is initially quite high. As time passes, the temperature starts dropping. Also, after a person falls asleep, the metabolic...
