Full system
The complete prototype setup: The digital part of the circuit is powered and controlled from the USB bus. The AVR microcontroller interprets the USB commands and enables the necessary output signals. Additionally, the AVR contains the A/D converter to read the the potentiometer value.
Exposure Time: 0.8 sec • F-Number: f/8.0 • ISO Speed Rating: 100 • Focal Length: 9.70 mm