MCU Circuits
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The Atmel Flash devices are ideal for developing, since they can be reprogrammed easy and fast. If you need more code space for your application, particularly for developing 89Cxx projects with C language. Atmel offers a broad range of microcontrollers based.... -
If you need more sensitivity, use 74AC04 or 74HC04 instead of 74HCU04 as U1. It may be better than 74HCU04, but the frequency response of 74HC04 may be worse... -
This simple AVR Programmer able to transfer hex programs to mostATMEL AVR microcontrollers. It is more reliable than most other simpleAVR programmers available out there and can be built in very shortamount of time. This Programmer support the AVR.... -
This article describes the Gadgets Gizmos and Arduino (ATMega328). The content is very simple, very helpful. Components in this article can help you understand better understanding of this article. For example, in this article, you can go to find and buy.... -
It`s a single integrated circuit with EEPROM, Ram, Analog to Digital converter, a lot of digital input and output lines, timers, UART for RS 232 communication and many other things. The best is however that a complete programming environment is available.... -
Microcontrollers (MCUs) are fantastic little ICs that give an extra element of versatility to your electronics, robotics or other project. But they`re.... -
If you want to make an ultra-multipurpose, generic microcontroller board, then what I`ve covered already is enough. It`s the bare basics that will get.... -
Perhaps the trickiest part in building a solid state tesla coil is the bridge or switching circuit. The bridge switching circuit is the heart of t.... -
Hello everyone, thank you for checking out my first Instructable. I have enjoyed seeing your creations over the years and love what all of you are con.... -
Now Look carefully following circuit Diagram & try out the circuit on bread board first. if it is working properly go to making its PCB version. the P.... -
My daughter wanted a way of measuring static for her science project. While scanning through an old copy of Getting Started in Electronics by Forres.... -
The reflected IR signal detected by the photo diode is fed to a signal conditioning circuit that filters the unwanted signals and boost the desired pu.... -
Wire the circuit diagram shown here on a bread board. The choice of V type of AVR is important. For example Tiny13V is very appropriate for such an ex.... -
Turn ON or OFF electrical devices using remote control is not a new idea and you can find so many different devices doing that very well. For realization of this type of device, you must make a receiver, a transmitter and understand their way of.... -
A pre-requisite for this article is that you have the GCC AVR programming environment installed as described in my "Programming the AVR microcontroller with GCC, libc 1. 0. 4" article. If you want to avoid troubles with the installation you can of course use.... -
The Atmega8 microcontroller from Atmel has plenty of digital and analog input/output lines. It is the ideal device to develop any kind of measurement equipment. A pre-requisite for this article is that you have the GCC AVR programming environment installed....
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The AVR 8-Bit RISC microcontroller from Atmel is a very common microcontroller. This microcontroller is one chip with EEPROM, Ram, Analog to Digital converter, a lot of digital input and output lines, timers, UART for RS 232 communication and many other.... -
The programmer uses serial signaling scheme to program the chip in circuit. The signaling is carried through the programming clock (PGC or ICSPCLK) and the programming data (PGD or ICSPDAT) pins. In addition, the MCLR/VPP pin is used as either a high voltage.... -
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USB flash drives provide a handy way to store any type of information in a small package. The drives, also known as thumb drives and USB keys, seem ideal for use in data loggers and other microcontroller-based projects. But to access files in a flash drive,.... -
This resource contains step to step information to make AVR microcontroller programmer with suitable circuit diagram. This programmer able to program 8051, AT89XX, AT90XXXX, 8031 family microcontrollers.... -
Very first PIC program using C language. Explains how to blink a single LED using PIC microcontroller with C program. Start learning C programming for PIC here.... -
How to build and use simple PIC programmer with very easy to find and extremely low cost parts. Total cost to build programmer is less than 1.5USD.... -
The actual anti-theft system is equipped with two frequency siren and connected to a vehicles immobilizer system. But in the laboratory simulation model; the change of operating modes, triggering of the siren and cutting off of the fuel supply to the engine.... -
Here we are working on small microcontrollers like PICs and Atmel series, which are operating from 5V and require less than 100mA for complete system typically. There are some PICs operate from lower voltages like 3. 3V, but the principals for power supply.... -
The following are detailed schematics for the QScreen Controller. The QScreen Controller combines an embedded computer based on the 68HC11 microcontroller with a touch panel and LCD (liquid crystal display) graphic user interface ( GUI ) that is ideal for.... -
Tried to limit the number of wire jumpers in this board but things got a little tight since I was combining the microcontroller and motor driver in one board. It would have been a lot cleaner if I would have left the programming header off. The L298N is a.... -
Control a fan using an LM34 temp sensor and a computer fan with model number : ASB0912L. I used a 2N7000 mosfet transistor as a switch. I want my fan to run at 35% duty cyle when the temperature is above 77 fahrenheit and to run at 0% duty cycle when.... -
National Instruments Multisim now has microcontroller unit co-simulation capabilities, allowing you to include a microcontroller, programmed in assembly or C code, within your SPICE modeled circuit. The MCU functionality in Multisim enables students,.... -
Communication with the MCP3028 ADC chip is done using a simple serial interface compatible with the SPI protocol. The Pic16f84 or Pic16f628 didn`t had hardware SPI peripheral. However, software implemeted SPI protocol can be done to communicate with 12 bit.... -
A few old N64 controllers lying around and figured that it would be pretty cool to use them to control other things. In this article I will describe in detail every step I took to achieve this. I`ve used a PIC microcontroller, but it should not be too hard.... -
This article focuses on a minimal resource microcontroller implementation for a 3 phase BLDC motor, closed loop speed motor controller application based on a Microchip PIC12 device. It shows how minimisation techniques can reduce the number of I/O pins to....
New Circuits
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This project fits more for custom made battery casing that can have more space to hide things inside. This switch with few alterations can be used for any other project as well but is designed based on e-bike needs! This project use a clever functionality of.... -
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is.... -
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to.... -
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This.... -
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the.... -
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound,.... -
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the.... -
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power.... -
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower.....
Popular Circuits
This electronic lock can be used with any type of iButtons you may already have, since the only...
The device comprises two parts: LED control board and LED display board. The two PCBs are...
The EDFET drives like a FET, but with the bias stability of bipolar. Amps of output current can...
I did some quick playing with the circuit. It is very close to sustaining oscillation. Changing...
On several occasions, Acorn`s initial specifications for a new machine and the final product have...
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This Atmel IC, is clocked in the circuit with a 12 MHz quartz and provides a communication...
Contrary to what some radio experimenters think, a bipolar regenerative design can be made to...
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Any power supply and distribution sector should phase sequence detection Huan Jj means to ensure...
DC power supply: DC power supply with shunt, the rectifier, filter, limit, the regulator points...
Electromagnetic RBI timer simple structure, low price, high school physics experiment teaching is...