Atmega8 pwm power led sürücü buck konvertör

Power Led sürücü devre atmel atmega8 üzerine kurulu 12 volt ile çalışıyor 3 adet luxeon 1 watt power led çalıştırılıyor atmega-8 ile pwm buck konvertör mantığını çözmek için iyi bir örnek kaynak kodlar şema pcb çizimleri var.

Ayrıca led hesaplamaları formüller mosfetli sürücü katın hesaplanması test grafikleri ve daha bir çok bilgi bulunuyor

Chapter-1 – Introduction
light up the world project
what is this thesis about?
overview of document

Chapter-2 – Background Information and Product Review
luxeon light emitting diodes
dc-dc converter theory
buck converter operation
continuous conduction mode
converter control
currently available products
xitanium led drivers
lumidrives series
led dynamics
table of feature comparisons of luxeon led drivers

Chapter-3 – Product Specifications
separating the device into subsystems
hardware specifications
power supply
controller
power electronics
luxeon led’s
user input/output
software specifications
software subsystems

Chapter-4 – Implementation Plan and Schedule
project goals
project schedule
planned method of implementation

Chapter-5 – Hardware Implementation
power supply
operation from 12v
operation from 230vac
micro-controller
power electronics
mosfet and bjt selection
switch operation
inductor selection
capacitor selection
diode selection
luxeon led’s
user input/output
schematics and printed circuit board design
pcb layout considerations

Chapter-6 – Software Implementation
software development
software basics
generating pwm signals
enabling analogue to digital conversion
software design
final code

Chapter-7 – Product Evaluation
evaluation of the device against the specifications of chapter 3
quick checklist of device against the specifications
detailed checklist of the device against the specifications
device efficiency

Proje detayları ve dosyalar: innovexpo.itee.uq.edu.au/2003/exhibits/s362988/