Unit 6 · 4 lessons
Computer Interfacing
Making a microcontroller read the physical world and act on it — buttons, sensors, LEDs, motors and servos.
- 37 practice questions
- 38 flashcards
- 1 interactive lesson
Lessons
- 1Microcontrollers and the ArduinoA whole computer on one chip, the board it lives on, and the structure of every sketch you will write.8 questions
- 2Digital Input and OutputSwitching things on and off, reading a button reliably, and why a pin needs a pull-up or pull-down resistor.9 questions
- 3Analog Inputs and SensorsTurning a temperature, a light level or a knob position into a number a program can act on.10 questions
- 4PWM, Motors and Control SystemsMaking things move: dimming, speed control, servos, motor drivers, and the difference feedback makes.Interactive10 questions