ATmega328 microcontroller, external power, serial monitor, SPI, I2C
voltage dividing rule, current, voltage, resistance, multimeter, probe, terminal, COM,
The unit of resistance is ohm. black, brown, red, orange, yellow, green, blue, purple, grey, white, resistance
The unit of measurement for capacitance is Farad.
LED, tri-colour LED, IR LED, laser diode, resistor, LDR, potentiometer, capacitor, push button, tilt sensor, transistor, IR phototransistor, relay module, temperature sensor, IR receiver, piezo, speaker, servo motor, DC motor, ultrasonic transceiver, PIR motion sensor
An update in Chrome disables the Machine Learning extension. You need to install an older version of Chrome. This affects the procedure described in Part N Machine Learning. Before you begin, visit https://teachablemachine.withgoogle.com to make sure the webcam and the Train buttons work on your notebook. 1. Download Chrome v56 from this link. 2. Double-click the […]
We do a lot of proof checking, but unfortunately these errors slipped our scrutiny. Please accept our apology and replace the reflection in part J2 with the following pages.
USING PIN 0 and PIN 1 Pin 0 and pin 1 on the Arduino are usually used for communication between the Arduino and your computer. You can use these pins as digital input or output as long as you’ve completed troubleshooting your project because you cannot use Serial Monitor. Things to remember Do not use […]
OVERVIEW You can make a recording of your voice or a sound, and then you can play back your recording in App Inventor. You need two components: SoundRecorder and Player. PART 1: DESIGN THE INTERFACE PART 2: CREATE THE SCRIPTS STEP 1: Create these scripts for the Record button. STEP 2: Create this script […]
INSTALLING CHROME EXTENSION A change in Chrome to protect users from malicious extensions requires a workaround to install the Machine Learning extension. This affects the procedure described in Part O3 Machine Learning. Perform the following procedure to install the Machine Learning extension. In the C520D Mentor Folder, unzip Machine-Learning.zip. If you can’t find this file, please […]