Tuesday, July 6, 2010

Build Stop Watch and Counter using 8051 Microcontroller

Main idea of this project is shown below:
8 bits on port p1is used to select the manual input.
p3.0, p3.1, p3.2 are used as selector lines.
To get the assembly code for this project click here

  
Display Board Requirement Overview:
Four seven segment displays (SSD) are used for this purpose.



To Get the information about Microcontroller 89C51 interfacing board click here.

This Project has different modes of operation


The PCB design of 8051 Generic Board is shown below.
To get the information about etching process click here.


PCB design with top silk is shown below.


3D view of components are as following.

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