In this tutorial we will discuss about the Crowbar Circuit which is a type of overvoltage protection circuit and is commonly used in electronic devices. We will also practically create this circuit and verify how it is working in real life.
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Category: Electronic Circuits Tags:
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ARDUINO GOPRO WIFI CONTROL
http://www.instructables.com –
In these steps I show you how to simply control a GoPro Hero 4 and a GoPro Hero Session 5 using an Arduino wifi board. As you will learn, these instructions could easily be adapted for any type of GoPro.
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Adafruit WINC1500 WiFi Shield for Arduino
https://learn.adafruit.com –
Connect your Arduino-compatible to the Internet with this WiFi shield that features the FCC-certified ATWINC1500 module from Atmel. This 802.11bgn-capable WiFi module is the best new thing for networking your devices, with SSL support and rock solid performance - running our adafruit.io MQTT demo for a full weekend straight with no hiccups
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Stand-alone programming AVRs using CircuitPython
https://learn.adafruit.com –
This guide will show you how to turn any CircuitPython powered board with 4+ GPIO pins into an AVR progammer all on its own. No software like avrdude is needed, this software will program the chip all on its own, just drag the HEX file onto the CircuitPython disk drive.
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Arduino MKR1000 Wi-Fi Board
https://components101.com –
The Arduino MKR1000 stands for “Maker 1000”. This small form factored board by Arduino is aimed at building IOT projects since it comes with an on-board Wi-Fi feature. It also runs on 32-bit architecture making it faster and more reliable with encryption features.
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Arduino RFID Door Lock
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Here in this project we are using Arduino and relay to trigger the Electric Door Lock and RFID to authenticate, so your RFID tag will act as a key. If you place wrong RFID card near RFID reader a buzzer will beep to alert about wrong card.
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Stepper Motor with Raspberry Pi
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Stepper motors fall somewhere in between a regular DC motor and a servo motor. They have the advantage that they can be positioned accurately, moved forward or backwards one 'step' at a time, but they can also rotate continuously.
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28BYJ-48 - 5V Stepper Motor
https://components101.com –
One of the most popular stepper motor among students and makers is the 28-BYJ48 Stepper Motors. These motors are used in your DVD drives, Motion camera and many more place. It has a 4 coil unipolar arrangement and each coil is rated for +5V hence it is relatively easy to control with any basic microcontrollers.
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Using LEDs as Light Sensors
https://www.sparkfun.com –
It's a known trick that we can use LEDs in reverse. We'll explore how to use them as photodetectors with Arduino and create a simple demo that responds to hand swipes.
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Resistor Color Code Calculator
https://circuitdigest.com –
A resistor is identified by its pattern of color of bands. There are 4, 5 and 6 band resistors. To calculate the resistance of a resistor, you can select the appropriate color bands in the this resistor color code calculator and calculate the resistance value according to the color of bands.
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