This circuit used to make 8051 based all projects or basics circuits, in that having LCD module direct attached pinout which LCD code based on 4-bit LCD program, this module or board direct can used for all 8051 based application.
For use this just print PCB on blank PCB and each it and as shown in component layout view fix the component and run it just apply 5V DC Power.....
Files
8051 shem.dch
This is DipTrace PCB Designer Software Schematic file.