Close

admin

Errata: C525B Arduino Projects II — A.01.05

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 executable […]

Read More

Errata: C520D Arduino Projects with Mobile Apps — A.01.01

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 […]

Read More

Errata: C525A AI and IoT with Arduino — A.01.03

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 I1 Machine Learning. Perform the following procedure to install the Machine Learning extension. In the C525A Mentor Folder, unzip Machine-Learning.zip. If you can’t find this file, please download the latest […]

Read More

Learn: Infrared TX and RX

OVERVIEW IR LED and IR phototransistor can send and receive light in the infrared (IR) region. This light is not visible to the naked eye, but you might be able to see this light using the camera on your mobile phone. A pair of IR LED and IR phototransistor can be used as a proximity […]

Read More

Learn: Making a Sound Meter with a Microphone

OVERVIEW A sound meter lets you measure how loud a sound is. PART 1: ASSEMBLE THE CIRCUIT The LM358 IC and the polarised capacitor need to be orientated correctly. See below for details. PART 2: VISUALISING DATA STEP 1: Open this file and upload it to Arduino. This sketch displays the value of A0 (microphone […]

Read More

Learn: Soldering Technique

OVERVIEW Soldering is used today to make electrical connections. Modern electronic systems are formed from thousands of components connected by soldering. If any connection fails, the system could stop working, resulting in loss of time, money, or even lives. Therefore, good soldering technique is important to ensure reliable electrical connections. Solder melts at high temperature […]

Read More