AT89S51

MICROCONTROLLER AT89C51 or AT89S51 BASED METRO TRAIN PROTOTYPE USING LCD:
 The project shows resemblance as you are traveling in metro train. It will display three station at LCD
and a stepper motor to rotate clock or anti-clock wise. The time of arrival and departure and current status of the trains will be shown on LCD.
MICROCONTROLLER AT89C51 or AT89S51  BASED VOTING MACHINE:
The voting system for four candidates with memory backup to restore the results to be viewed with password. This voting machine based on microcontroller 8051 family can also be used for quiz program to identify the votes to certain question.
MICROCONTROLLER AT89C51 or AT89S51 BASED TEXT EDITOR CUM MOVING MESSAGE DISPLAY:
The project comprises 30 keys to edit any message in English.One can restore the message in memory IC. The 16 characters at a time can be view in running mode. The 8051 family microcontroller is used to show moving message display on LCD. This type of project can be developed for LED moving message displays.
MICROCONTROLLER AT89C51 or AT89S51 BASED FULL FUNCTION STEPPER MOTOR CONTROLLER :
The project will operate the stepper motor in almost all modes viz. clock, anti clock, speed
and frequency control with time duration for both directions. Stepper motors are used in every field of modern world and their control is of significant importance.8051 family microcontrollers are used to synchronized and control the stepper motor.
MICROCONTROLLER AT89C51 or AT89S51 BASED WATER LEVEL CONTROLLER CUM MOTOR PROTECTOR:
It can indicates the level and control the water pump at top level filling. Five level sensor are used to detect the current level of the water in the tank, if water reaches at certain level the motor is switched off and if water is consumed and falls from certain level motor is switched ON, 8051 family microcontroller is used to control the level of water in tank by switching on or off the motor.
MICROCONTROLLER AT89C51 or AT89S51 BASED SIMPLE STEPPER MOTOR CONTROLLER:
A simple stepper motor controller circuit with direction change only. In this project simple stepper motor is controller with 8051 family microcontroller.
MICROCONTROLLER AT89C51 or AT89S51 BASED CALL MONITORING SYSTEM:
An economical room monitoring system for eight channels and with buzzer indication and seven segment display provides feed back to the caller. 8051 family microcontroller is used to monitor the calls and display the status.
MICROCONTROLLER AT89C51 or AT89S51 BASED SAFETY GUARD FOR BLIND:
This embedded safety guard system with voice processor to play the prerecorded message in case of any obstacle is detected by the blind person. This project is used to help the blind people.
MICROCONTROLLER AT89C51 or AT89S51 BASED FASTEST FINGER FIRST:
Useful for Quiz games, dumb charades. It display the player no. along with the beep for seven players.
MICROCONTROLLER AT89C51 or AT89S51 BASED INFRARED REMOTE CONTROLLED SWITCH BOARD: (4 APPLIANCES):
One can operate (on/off) four electrical devices with TV remote synchronized with circuit independently.
MICROCONTROLLER AT89C51 or AT89S51 BASED RANK DISPLAY SYSTEM FOR RACE & QUIZ COMPETITION WITH LCD:
It can resolve the time difference(may be few milliseconds) and indicate the correct ranking between the individuals denoted A to H
MICROCONTROLLER AT89C51 or AT89S51 BASED AUTO GEAR SHIFTING SYSTEM:
The circuit shows the demo of auto shifting of gears using stepper motor with the change in speed of vehicle.
One can change the speed of DC motor as actual vehicle running wheel.
MICROCONTROLLER AT89C51 or AT89S51 BASED AUTO SPEED LIMITER WITH AUTO BREAKING:
The project is to read the rpm of a automobile and according to that it limits the speed as Speed Governor. One can change the speed with variable control.
MICROCONTROLLER AT89C51 or AT89S51 BASED LINE FOLLOWER ROBOT:
A Robotic car that follows the black line at the floor area based on IR sensors with transmitters and receivers.
MICROCONTROLLER AT89C51 or AT89S51 BASED ‘YES MASTER’ FOLLOWER :
A robotic car that follows his master who is sending an IR transmission always.
MICROCONTROLLER AT89C51 or AT89S51 BASED OVER CURRENT RELAY:
The circuit senses the over current and limit the relay .
MICROCONTROLLER AT89C51 or AT89S51 BASED VOLTAGE/POWER FACTOR / FREQUENCY METER:
The project check the electrical input factors as multifunction meter.
MICROCONTROLLER AT89C51 or AT89S51 BASED DATA DRIVEN DISPLAY :
It shows how you can use the controller to drive an LCD module and in turn use it as a handheld device to set the parameters of the control unit through RS-232 serial link. It comprises two units  Control unit and a LCD module unit. Any wired or wireless link like IR can be used to display the unit.
MICROCONTROLLER AT89C51 or AT89S51 BASED TELE REMOTE SWITCH:
The project can is to remotely control four electrical devices using a land line or mobile to be connected with the circuit.
MICROCONTROLLER AT89C51 or AT89S51 BASED TRIPPING SEQUENCE CODE INDICATOR:
The electrical utility project that indicates the MCB tripped on the first if short circuit arises and the sequence for total eight areas.
MICROCONTROLLER AT89C51 or AT89S51 BASED RACE RANKING DISPLAY SYSTEM :
The project will display the ranking of all A to H participants in ascending order as they finish the race.

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