Research Projects from EFY - List 5

8051 instruction set

here one can find all the type of instructions of 8051

Posting Date: September 27, 2007

Remote Stepper Motor controller with LCD

Second application of IRRCS and probably the most interesting application because it includes everything remote control, 89C51 based stepper motor control, LCD display. 89C51 controls all three parameters (RPM, direction, no. of revolutions) of bipolar stepper motor and also indicates every action on LCD.

Posting Date: May 26, 2007

IR Remote for Toycar

This is a small but very interesting and funny project. We all may have played with the toy motorcar in our childhood. Now a days the toys which are available in the market are more attractive and more advance. One of the most interesting toy is remote-controlled motorcar or motorbike. The market price of such toys are around 600/- Rs. to 1000/- Rs. or more. So may be one can not afford it. So here is the solution for it. If you have a battery powered (Pencil cell) toy-car at your home you can make it remote-controlled using this circuit with the budget of only around 100/- Rs.

Posting Date: May 26, 2007

Tachometer and Engine Hours Counter

Designed to improve engine maintenance scheduling, this project features a user-friendly analog radial meter to display revolutions per minute and a digital display to present the engine run time. An AT90S04433 microcontroller serves as the core of this highly accurate system.

Posting Date: September 30, 2006

Multitasking with Small AVRs

Multitasking is made easy with this cooperative single-stack RTOS (csRTOS). The csRTOS can run on even the smallest AVR microcomputers, including the AT90S4433, which has only 128 bytes of RAM.

Posting Date: September 30, 2006

Mypanel Message board

The ATmega163 microcontroller-based Mypanel Message Board is a small electronic board used as a portable display. The user-friendly infrared remote control makes it easy change the displayed message.

Posting Date: September 30, 2006

miniATX Bench Power Supply

The low-cost miniATX Bench Power Supply provides a 100-W five-output supply with RS-232 and USB interfaces for remote monitoring and programming. Two ATmega16L and two ATtiny26LP microcontrollers make the design possible. For flexibility, there are TWI connections between the microcontroller boards for easy expansion and upgrading.

Posting Date: September 30, 2006

AVR-Based DC Voltmeter

This small hand-held multimeter measures DC voltage up to ±50 V. An on-board short-circuit detector is useful for checking wires and bulbs. The low-power, inexpensive system is designed around the ATmega8L-8MI microcontroller.

Posting Date: September 30, 2006

Reliable Low-Cost Radio Packet Controller

The Reliable Low-Cost Radio Packet Controller is built around an AT90S2313 microcontroller that’s programmed entirely in BASCOM-AVR Basic. When interfaced to a host controller, it enables reliable half-duplex serial RF data communication among a maximum of 15 devices in a simple, low-speed radio network. The modular design allows RPC characteristics to be easily adapted to suit other applications like RF repeaters, data loggers, transponders, and remote controllers.

Posting Date: September 30, 2006

Navigational Aid for the Visually Impaired (NAVI)

This navigational aid generates audio tones and Morse code messages over a stereo channel to indicate ambient light and geography. It is designed around an ATmega16L microcontroller.

Posting Date: September 30, 2006

PSK31 Adapter

The ATmega8 microcontroller-based PSK31 Adapter is an innovative sound card interface. An electronically programmable and adjustable potentiometer automatically optimizes audio levels, eliminating the need for manual adjustments.

Posting Date: September 30, 2006

Multi-Saw Edger Controller

The Multi-Saw Edger Controller accurately positions circular saws for cutting timber in widths varying from 50 to 350 mm. An ATmega161 microcontroller is the heart of this precision controller.

Posting Date: September 27, 2006

Autonomous Robot

The well-designed ATmega16 microcontroller-based Autonomous Robot is capable of obstacle avoidance, drive wheel synchronization, and line tracking. The robot uses a two-wheel differential drive system for propulsion.

Posting Date: September 27, 2006

Al-Bot

The AI-Bot development platform is an innovative one-piece solution that can test many different types of algorithms, including complex neural networks and state machines. The ATmega8 microcontroller-based platform makes it easy to determine which algorithm to use with your hardware for real-time results.

Posting Date: September 27, 2006

Model Railroad Automated Track Inspection Car

This automated project locates and diagnoses model train track problems such as track misalignments, bumps, and gaps. The ATtiny26L microcontroller, which has a built-in 10-bit ADC, was the ideal choice for this application.

Posting Date: September 27, 2006

Morse Code CW Identifier

The unique automated Morse Code CW Identifier is designed around the ATmega8L microcontroller.

Posting Date: September 27, 2006

Stock Sign

The ATmega128 microcontroller-based Stock Sign is a unique system that tracks your stock portfolio. The Stock Sign is connected to the Internet with an Ethernet controller and updates every minute. A red-yellow-green traffic light-like signal indicates the status of your stocks.

Posting Date: September 27, 2006

Personal Swimming Timer

With sensors and a display unit, this innovative timer counts the lengths of the pool you’ve swum and calculates your speed. An ATmega8 microcontroller is the driving force behind the design.

Posting Date: September 27, 2006

IR Train Controller

The IR Train Controller is an interesting aftermarket modification for a model train. The straightforward design, which is based around an ATtiny15L microcontroller, enables hands-free operation.

Posting Date: September 27, 2006

TDDY: Traffic Data Display

The TDDY is a vehicle-mounted, receive-only traffic warning system designed to minimize the risk of vehicle accidents. An ATmega128 microcontroller and a matrix of 512 bicolor LEDs organized as a map of the Los Angeles freeways comprise the system.

Posting Date: September 27, 2006

Sir Sucks A Lot More

Sir Sucks A Lot More is an autonomous robot vacuum that picks up rice. An ATmega8585 microprocessor stores the complex navigation program. A PalmOS program handles telemetry and debugging of the algorithms.

Posting Date: September 27, 2006

Restaurant Order System Based on Ethernet

This low-cost system is designed to streamline customer service. An eZ80F91 MCU-powered machine with a user-friendly interface is conveniently located at each table. The system enables patrons to place their own orders and the restaurant manager to monitor the status of the orders.

Posting Date: September 24, 2006

Web To SMS

The well-designed Web To SMS system transmits short message service (SMS) messages via the Internet. Based on the eZ80F91 microcontroller, the system sends information through a serial port to a phone.

Posting Date: September 24, 2006

PolyMoniCon

The Poly stands for “many,” and MoniCon is short for “monitoring and control.” This sophisticated wireless network system is designed around an eZ8F6401Encore! microcontroller and an eZ80Acclaim! module, which serves as the master and provides a web interface. The application is designed to monitor the throughput of coins in multiple arcade machines. Using a standard Internet browser, information is displayed on a PC monitor.

Posting Date: September 24, 2006

TAM-TAM

TAM-TAM is a sophisticated telephone answering machine that provides everything commercial devices offer and more. Noteworthy features include improved voice quality and increased storage capacity over commercial machines. Additionally, Internet connectivity enables convenient messaging in the form of SMS messages or e-mails from anywhere in the world. Virtual answering machines can be set up for four different users. A user-friendly interface makes learning how to use this device and taking advantage of its many special features easy for anyone, regardless of their electronics savvy.

Posting Date: September 24, 2006

Flash Card Audio Player for Head End Unit

With an efficient design, this LPC2138 microcontroller-based digital audio player is both practical and cost-effective. The device plays music files stored on a removable flash memory card, so you don’t have to burn the files to a CD. A line-out stereo signal is included for plugging into the auxiliary input connector of a vehicle’s audio head unit. The head end unit’s component bus interface controls the player.

Posting Date: September 24, 2006

Measurement Computer of Nuclear Weighing System for Conveyors

An LPC2132 microcontroller, a sealed radioactive source, a detector, an LCD, and a power supply comprise this effective measurement system. The system weighs material on a conveyor belt without direct contact. The scale measures the mass of the material by the amount of radiation that passes through it.

Posting Date: September 24, 2006

Buckymeter

MEMS sensors and an LPC2138 microcontroller are the basis for the Buckymeter precision motion-sensing system, which is used to accurately measure performance at Professional Bull Riders events. The Buckymeter is a small, low-cost system that electronically analyzes a bull’s motions. It gathers data so that a regular pattern of motion can be discerned. Then, activity during a bull ride can be compared against the pattern in order to measure the bull’s performance.

Posting Date: September 24, 2006

Low-Altitude Unmanned Reconnaissance Airplane (LAURIN)

LAURIN is a well-designed flight computer system for model aircraft built around an LPC2136 microcontroller. Two unique features of this advanced system are a high-speed wireless radio data link and a photograph transmission system. LAURIN features pressure sensors for measuring altitude and speed, additional sensors for controlling banking angles, and a GPS module for measuring geographical coordinates.

Posting Date: September 24, 2006

Duux Babycall

Duux Babycall is a unique LPC2132 microcontroller-based baby monitor that’s more than just a one-way listening device. Duux Babycall offers two-way communication among the base unit (parent unit) and three monitor units (baby units), thus enabling simultaneous monitoring in up to three different rooms.

Posting Date: September 23, 2006

FM Receiver

The user-friendly FM Receiver monitors polar orbiting weather satellites operated by the National Oceanographic and Atmospheric Administration (NOAA). It tunes from 60 to 800 MHz with an IF bandwidth of 50 kHz. The IF bandwidth was chosen because it’s optimal for the NOAA polar orbiting weather satellites.

Posting Date: September 23, 2006

Cribbage Board #10: The Wedding Board

This original cribbage board is designed around the ATtiny12 microcontroller. LEDs serve as the pegs, each of which is a stand-alone embedded device.

Posting Date: September 23, 2006

Magnetic Stripe Card Reader

The powerful AT90S2313 microcontroller-based Magnetic Stripe Card Reader reads a portion of the data stored in the magnetic stripe of a card, including alphanumeric data (i.e., the cardholder’s account number), the cardholder’s name, expiration date, LRC, and other discretionary data such as verification values and validation codes.

Posting Date: September 23, 2006

Microstepper Motor Controller

The AT90S8515 microcontroller-based Microstepper Motor Controller can handle four-wire bipolar stepper motors with up to 1-A phase currents and 30-V power supplies. This project achieves 256 microsteps per step, which is approximately 50,000 steps per revolution.

Posting Date: September 23, 2006

Telephone Ring Silencer

The ATmega162 microcontroller-based Telephone Ring Silencer lets you set a timing schedule for when you want to mute your home telephone(s). The low-cost, user-friendly system suppresses the ring signal of incoming calls and directs them to an answering machine.

Posting Date: September 23, 2006

Composite Text Video Display

This system can generate a 25 × 40 character display on a standard television screen through the composite video input jack. The ATmega8 microcontroller-based circuit supports the NTSC and PAL standards. The efficient software uses only 3 KB of program memory, which leaves enough space for a 512-character font.

Posting Date: September 23, 2006

Low-Cost Reflow Soldering Oven

This oven is designed around the ATmega8 microcontroller. In addition to reflow soldering PCBs and surface-mount components, it also can be used for climate testing, drying, resin hardening, and R & D lab work. Improving upon similar devices, this oven features full PID closed-loop control and a data-logging system.

Posting Date: September 23, 2006

Embedding an AVR in Your Pantry

This project makes life easier by letting you scan the bar codes on the products you usually buy to generate a shopping list. The ATmega128 microcontroller-based network appliance features an Ethernet connection and supports standard protocols, which makes it extremely user-friendly.

Posting Date: September 23, 2006

Wireless Rocket Launch Control System

This ATmega64 microcontroller-based cost-effective design eliminates wires, which can get in the way at a launch site in addition to eventually degrading in quality and reliability. A launch console from which the system is operated and a launch pad unit comprise the system.

Posting Date: September 23, 2006

Aquarium Controller

The sophisticated Aquarium Controller controls lighting and temperature in an aquarium. The ATmega8 microcontroller-based controller also automatically dispenses food in various size servings.

Posting Date: September 23, 2006

Color Detector

The Color Detector differentiates color for blind and color-blind people. This innovative system uses an ATmega128 microcontroller to convert the unique rays reflected by specific colors into data that can be calculated by an algorithm that determines the color, which is then announced.

Posting Date: September 23, 2006

Wireless Security System

A burglar alarm with motion detectors and a wireless remote alarm station comprise the effective IR Wireless Security System. An ATmega16 microcontroller is the heart of the design.

Posting Date: September 23, 2006

Car Gear Indicator

The cost-effective Car Gear Indicator is designed around the ATtiny26 microcontroller. The system indicates the selected gear for five-speed manual vehicle gearboxes as well as bicycles. Low power consumption means a 12-V vehicle or bicycle electric system can serve as the power supply.

Posting Date: September 23, 2006

Low-Cost Vehicle Security System

Designed around an ATmega8-16PI microcontroller and a Dallas Semiconductor iButton, this project is a cost-effective solution for vehicle security. An acceleration sensor is used to monitor motion. When motion is sensed, the system looks to see if the iButton is in place. If the iButton isn’t found, then an alarm sounds.

Posting Date: September 23, 2006

Two Wheels? That's One Too Many

This Atmega16 microcontroller-based project is a self-balancing robotic platform. The center of gravity is below the axle in this interesting single-wheel design.

Posting Date: September 23, 2006

Stealth Keyless Entry System

The AT90S2313 microcontroller-based Stealth Keyless Entry System is a robust solution to a common security problem. Typical 10-button keyless entry pads that are controlled by numerical entry codes can be risky over time. Dirt from fingers deposited on the keypad coupled with the natural wearing of the dye on the keypad make it relatively easy to determine which keys are pressed, and therefore easier discern the entry code.

Posting Date: September 23, 2006

Fuel-Consumption Gauge for Your GM Car

This low-cost project measures fuel consumption in real time. An ATmega8515 microcontroller collects vehicle speed and airflow data from the vehicle’s engine computer using the SAE J1850 VPW bit-serial bus, which is one of the on-board diagnostic buses required by the OBD-II standard.

Posting Date: September 23, 2006

An LPC2132 Based Ethernet Data Acquisition and Control System

Designed for industrial applications, this LPC2132 microcontroller-based project is a dependable data acquisition system. The system features eight digital inputs, four analog inputs, two analog outputs, and a two-channel input counter. Additionally, it includes two channels for relay output, which can be used to control other devices. Data is transmitted to the host PC via Ethernet.

Posting Date: September 22, 2006

Telescope Focus Controller

The ATmega8 microcontroller-based Telescope Focus Controller interfaces with a PC serial port, therefore enabling you to control the focus position of a telescope through a PC. For flexibility, manual controls are featured on the telescope’s keypad.

Posting Date: September 22, 2006

I2C Bus Sniffer

The I2C Bus Sniffer allows for non-intrusive monitoring of an I2C bus. All data, including device addresses, ACK/NAK, START and STOP conditions, are reported in textual form to a serial terminal.

Posting Date: September 22, 2006