Diagram of BOE Shield-Bot showing how casting a shadow over the right light sensor circuit produces a code response slowing the left wheel so the robot turns away from the shade and toward a brighter area

Source URL:https://learn.parallax.com/lessons/robotics-with-the-board-of-education-shield-for-arduino/activity-4-test-a-light-roaming-routine/attachment-diagram-of-boe-shield-bot-showing-how-casting-a-shadow-over-the-right-light-sensor-circuit-produces-a-code-response-slowing-the-left-wheel-so-the-robot-turns-away-from-the-shade-and-toward/#main