This page contains information for the learning of AT89C5131 microprocessor programming based on the circuit called Circuit B. To start off, download and install the evaluation copy of Keil 80C51 C compiler and the free copy Atmel Flip Downloader. Copy the header file reg89c5131.h to your working directory. Compile and download the sample program Simple Alarm Program. More sample codes are available by entering the password into the code box below.

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Simple Alarm Program
Circuit Diagram
Header File: reg89c5131.h




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Embedded Training Website
Operation Code: Apple II 65xx
September 2008