The sensor can be pointed at an object, and the Arduino can sense the brightness of that one point. Since this camera compiles an image so slowly, it sometimes has a problem with varying brightness.

When the shutter on the camera is released, the shutter speed can be measured and displayed on the OLED screen. An Arduino naturally handles all the computational duties. The whole thing can be ...

Rob Cai has used and Arduino Uno development Board together ... One button is to clear the screen, the second to choose the color. One wheel moves the cursor horizontally and the other vertically.