This is circuit diagram of the microcontroller project for humidity and clocking.
Microcontroller :- AT89s51 or simple AT89c51
Analog to Digital converter:-
Digital to Analog converter:-
OP07 or LM471, or LM358 or LM1458
dual power supplies well regulated for the operational amplifiers +15v,-15v, and one stable regulated power supply for digital circuit based on LM7805
LCD 2line and 16 characters display for user read out the values of the parameters
RS-232 serial communication with PC and PC to microcontroller two way communication
82C55 PROGRAMMABLE PERIPHERAL INTERFACE
All these componets are linked together in a specific manner to have a good project.
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Product data 89C51/89C52/89C54/89C58 80C51 8-bit microcontroller family step-by-step utilization and the big world of Atmel's 8-bit with pin counts from 8 up to 100 pins.A/D Channels Brown Out Detector In System Prog
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tile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89C4051 is a powerful .... The nominal brown-out detection threshold is 2.1V ± 10%
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Friday, December 17, 2010
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