circuit

Functional block diagram of the voltage controller

Microcontroller-Driven AC Voltage Control with Soft Start Feature

1. INTRODUCTION PWM-based AC voltage controllers find extensive application in uninterruptible power supplies (UPS) and high-power flexible AC transmission systems. This variable voltage output serves various purposes, including dimming street lights, adjusting heating temperatures in homes and industries, controlling the speed of fans and winding machines, and numerous other applications. These systems require switching elements […]

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PIC Microcontroller-Based IC Tester for Efficient Integrated Circuit Verification

1. INTRODUCTION Within the electronics industry[1], as circuit complexity undergoes a drastic increase and the demand for higher reliability rises, a significant factor contributing to overall costs is the expense incurred during testing. Traditionally, distinct hardware circuits are required for testing different integrated circuits (ICs). Whether testing logic gates, flip-flops, or shift registers, each type

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Step-by-Step Assembly Guide for [Development Board Name]

Getting Ready Let’s initiate by conducting a basic test to ensure the accurate manufacturing of your PCB – checking for any potential short circuits between the power and ground rails. Employ the bench digital multimeter to assess the resistance between Vcc and GND. Follow the “Measure Resistance” protocol provided in the inLab, and probe the

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Serial Echo Hello World Board.sch Serial Echo Hello World Board.brd

Crafting a Microcontroller Circuit: From Design to Programming

Official Assignment Description For this week’s project, the task was to create a board, which was relatively straightforward once I got the hang of EAGLE’s idiosyncrasies. Afterward, the challenge was to instruct the board to perform a specific task, a process that proved to be quite frustrating. Given my prior experience with Arduino programming, I

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Ultrasonic Range Finder Circuit AD605 PIC16F876

Ultrasonic distance measurement, detection circuit pic16f876 microcontroller and ad605 (Dual Low Noise Variable Gain Amplifier singlesupply) integrated circuit diagrams used are C and asm software also Resimlerdede oscilloscope’s measurement. 40kHz ultra sonic transducers used as sensors. I2C Sonar Ultrasonic Range Finder In many embedded systems design, it becomes necessary to have the capability of discerning

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RFID Based Attendance System – Circuit, Working, Source Code

Attendance in colleges is generally paper based which may sometimes cause errors. Taking attendance manually consumes more time. So the proposed attendance system uses RFID technology to take attendance. In this system, each student is issued an RFID tag. Controlling unit is in the institute. Whenever the card is placed near the reader, it will

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PIC microcontroller power supply circuit by Chayapol

This is 5V portable power supply circuit for pic microcontroller experiments. or PIC microcontroller power supply circuit. As The PIC16F627A microcontroller use 5 volts DC power supply. My son need to build it as 5V portable power supply circuit, because of the need for safe and convenient use in all locations. How it works I

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Digital Temperature Sensor Circuit

Temperature sensors are widely used in electronic equipments to display the temperature. You can see the digital clock displaying the room temperature value. It is due to the temperature sensor embedded in it. Generally, temperature value is analog. It is converted to digital value and then it is displayed. This article describes the same converting

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Breathalyzer circuit using 8051

Last Updated on March 12, 2014 by admin in 8051 projects with 15 Comments Alcohol Breathalyzer circuit using 8051 microcontroller (AT89S51). This article is about a breathalyzer circuit using 8051 microcontroller which outputs the blood alcohol content (BAC) from the breath. The BAC is displayed in percentage on a 3 digit seven segment display.

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DIY Muscle Sensor / EMG Circuit for a Microcontroller

Measuring muscle activation via electric potential, referred to as electromyography (EMG) , has traditionally been used for medical research and diagnosis of neuromuscular disorders. However, with the advent of ever shrinking yet more powerful microcontrollers and integrated circuits, EMG circuits and sensors have found their way into prosthetics, robotics and other control systems. Yet, EMG

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