A schematic diagram of the remote-control receiver is shown. The heart of the circuit is IC1, a PIC16C54 8-bit CMOS manufactured by Microchip. The microcontroller stores its data in IC2, a 93LC46 1-kbit serial EEPROM (electrically erasable programmable....

PICkit 2 Introduction: There are many PIC programmer available, commercial and DIY devices. As Microchip introduces the new microprocessors the prog....

An introductory post on how to use serial communication in PIC Micrcontrollers to send data to PC. What comes first in your mind when you listen serial communication ? Yes, how to send data in series. All this time you have been working single bits, turning....

One of the drawbacks for some of us is that Linux support for PICs is not very well known. The information is out there, but no one has laid out the process of going from writing C code to programming a chip. Written for Linux users that are familiar with....

Neural networks are wide topic. But this small example demonstrates how to create basic neural sensor which takes resistive readings from multiply sensors and multiply it by wight factor and then sum the results. Results are compared to three level....

This is yet another circuit for producing DMX output for entertainment lighting from a PC. Designed with flexibility in mind, a range of circuit configurations are possible. Opting for no isolation requires just a PIC microcontroller and a standard RS-485....

This PIC16F877 microcontroller tutorial answers the question, "" How to implement a digital clock using PIC16F877 ? "" Using PIC16 simulator (Proteus) you ca....

This PIC microcontroller tutorial provides a simple calculator implementation for PIC16F877 microcontroller. This is a simple one digit calculator which im....

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An HD44780 Character LCD is a liquid crystal display (LCD) display device designed for interfacing with embedded systems. These screens come in a variety of configurations including 8x1, which is one row of eight characters, 16x2, and 20x4. The most commonly....

This is a relay driver that is based on a PIC16F84A microcontroller. The board includes four relays so this lets us to control four distinct ....

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 finger, inside a light screen, between an high intensity led emitter and a photocell, provides the heartbeat signal, which, suitably amplified, is used as input for a microcontroller PIC16F84. Three 7 segments common cathode displays, drived by the PIC,....

It is important to layout your PCB correctly to allow trouble free In System Programming of AVR microcontrollers. This guide covers the usual problems that are encountered and typical AVR ISP circuit schematics. This guide covers Serial Programming, which is....

You will need a few items to begin working with microcontrollers. I purchased the PICSTART Plus Part Number: DV003001 kit from Microchip. This kit includes the following: A sample PIC16F84 microcontroller chip: My kit actually came with a PIC16F84A chip.....

The different between these two IC`s. A Microcontroller is a specialized form of Microprocessor that is created to be self-sufficient and cost-effective, where a Microprocessor is typically designed to be general purpose use like in a Personal Computer (PC).....

Learn implementing I2C on 8051 PIC and AVR microcontrollers. Here you will find codes and examples for using I2C library....

A diode is used in series to drop the voltage down to 5. 4 V as the operating voltage for the PIC microcontroller should be below 5. 5 V. Besides, the diode also provides the protection to the circuit in case of reverse polarity of the power supply. I have....

Using the ADC on an ATtiny24 to record a AC signal. The ADC has a range from 0-3. 3V. I`m using a precision rectifier to get rid of the negative portion of the signal. I`ve attached a picture of the circuit I`m using for the rectifier. I`m using an LMC6484....

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....

The circuit below illustrates how to build your own daq_lite - also shown is a photo of a completed PCB board. Note that the 80mA fuse shown in the photo and the protection diode close to it are recommended but not necessary. Once you`ve built the circuit....

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My projects typically involve many LEDs and microcontrollers. However sometimes I just love the simplest of things with LEDs. One of the very basic L....

PIC microcontrollers are a very useful and versatile tool for use in many electronic projects. They are very inexpensive and easy to find. They are al....

You have mentioned 89S51/52.But in the picture I see 89C51. Which one do I use for the given .hex file(without the need to change the .hex file)?2....

Microchip has announced the availability of new PIC16F1512 and PIC16F151213 XLP microcontrollers. These new XLP (EXtreme Low Power) microcontrollers feature....

Large Dancing Robot Build a large dancing robot. This was supposed to be a walking robot, but it more kinda beebopped around. video on last step. Build a P....

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Currently using the PIC24FJ128GA010 and I am planning to use Input/Output port to connect my 4. 2 V LiPo battery and to check if the voltage value doesn`t go below 3. 7 V. You should avoid digital. You have two options, use an ADC or use an Analog....

This clock timer uses a PIC16F628 microcontroller to display 3 and 1/2 digit time and control an external load. It can be programmed to time from 1 to 59 minutes. The clock includes a calendar with leap year and optional daylight savings adjustments. The....

1. Spectrum-analyzer project 2007 update Since the development of the wide-band VCO almost 10 years ago, the whole spectrum-analyzer project with all relat....

This is a control of servo motors in software programming using PIC 16C71 microcontroller. The input signals are between 0 - 5V delivered by ...