Inspiration by Strobeshnik (http://sensi.org/~svo/strobeshnik/)

But, used different Hardware & Language

Used Hardware:

• PIC 18F2520 as CPU
• TDA5140A as Motor Driver
• 34063AP as LED Booster (Step-Up DC/DC)
• DS1307 as Clock Source
• ULQ2003A as Darlington Transistor Array

Firmware:

• Written in MikroBASIC (source code is on bottom of page)

Source code: hdd_clock.html (70.87 kb)