1. «De lam Piki counter» «De lam Piki counter» Project by: Coalition of students PO51-52 - Lampika L. A. – diagram development and assembling; - Skachko I. V. – Programming; - Torgonskyi S. P. – presentation; Supervised by: Kondratenko D. U. Borovitskyi V. N. NATIONAL TECHNICAL UNIVERSITY OF UKRAINE “KPI” INSTRUMENT MAKING FACULTY OPTICAL AND OPTOELECTRONIC DEVICES DEPARTMENT Kyiv 2008 by Serga

2. Short description of purpose and appliance of device This device may be used widely owing to its simplicity in usage, universality and low prime cost. It is compact in size, consists of standard elements, that can be easily repaired or replaced. It’s main functions are fixation of impulses from the pressed button or the locked magnetically operated sealed switch and visualizing of the impulse number on the LED display. MicrocontrollerMEGA-8 Two blocked LED-display Power indicator Magnetically operated sealed switch Alternative lock- button Alternative lock- button by Serga Main transistors Short description of device Power button

3. Circuit diagram

4. Software program written with AVRStudio. by Serga

5. Assembling Soldering

6. Programming Programmer at work by Serga Working sample of device, first testing

7. Final point Program correction Writing program on microcontroller Placing of device in shell by Serga