Previously shared “PIC16F84 and DS1621 temperature measurement and temperature control relay” circuit’ve implemented the project is working smoothly. Proteus isis simulation study ds1621.dll file in the file C: \ program files \ Labcenter Electronics \ Proteus 7 Professional \... Electronics Projects, LCD Display PIC16F84A Temperature Fan Control Circuit "microchip projects, microcontroller projects, pic16f84 projects, picbasic pro examples, " Date 2019/08/02