Let's take a look the pins function in an SD CARD
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Tone generator circuit
Simple, low component count tone generator. It can be adapted to create a morse code circuit, by adding a switch to the output.
How it works:
This circuit is based around the 555 timer circuit, used as an astable (free running) oscillator. The frequency...
Luxurious Toilet Bathroom Controller
Smart controller for your toilet and bathroom. The light and fan will automatic on when someone entere toilet or bathroom and off when no person inside it.Aged persons in the house and guests often fumble while searching for the toilet and bathroom...
Bicycle Horn Using Tone Generator KA2411
An interesting circuit of a bicycle horn based on a popular, low cost telecom ringer chip is described here. This circuit can be powered using the bicycle dynamo supply and does not require batteries, which need to be replaced frequently....
Electronics 20l5 IEEE Seminar abstracts : IMPROVED SENSORLESS CONTROL SYSTEM
AN IMPROVED SENSORLESS CONTROL
SYSTEM OF PERMANENT MAGNET SYNCHRONOUS MOTOR
To improve the performance of
permanent magnet synchronous motor sensor less control system, the phase offset
caused by the low pass filter must be considering. In this paper,...
