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“Over the last few months I have been playing with the Nucleo development boards from STMicroelectronics. If you’re unfamiliar with them, they are fast, mbed and Arduino (headers) compatible. This makes it easy like an Arduino to program and …
“Have you been using float or double variables to perform mathematical operations on embedded systems without a Floating-Point Unit (FPU)? You are doing it wrong! Thats incredibly inefficient. Use fixed-point representation instead. An FPU is an hardware block specially designed …

“The sound card runs at a sample rate of 48KHz, 32KHz or 24KHz selectable by the OS with 12 bits per sample. The quality approaches commercial grade as the sample rate is higher then CDs. 44.1KHz was not implemented …

“I guess everybody knows those remote controlled switches that in their simplest form come in a couple (mostly 3) of switcheable devices to plug into the mains outlet and that will receive a plug of a lamp or something and …

“Water Level Indication Circuit consists of breadboard, NPN transistors, LEDs, resistors, 9V battery and a tank made from transparent disposable 500 ml drinking water bottle.”

“This robot car is nothing new. Instructables and Youtube are peppered with a robot car similar to this one and honestly those postings inspired me to put together this affordable robotics kit that I could handout at my Robotics workshop …

“0 20V LED Voltmeter kit displays the voltage of the source using 20 LEDs. This projects is based on the famous LM3914 IC from National Semiconductor.”

“The circuit implements a 6-Bit Digital to Analog Converter (DAC) using a 8-4-2-1 Resistor combination. Arduino Uno Output pins 13 to 9 form the 6-Bits PB5 to PB0.”

“LCD is a preferred medium of interface when dealing with embedded systems. It can display both numbers and characters. Further, the graphical LCD (GLCD) is even better, as it can display texts, plot curves, display pictures. In the present context …

“If you’ve played around with electronic circuits, you probably know[1] the 555 timer integrated circuit, said to be the world’s best-selling integrated circuit with billions sold. Designed by analog IC wizard Hans Camenzind[2] in 1970, the …