Morse code used to be widely used ... He started out with an Arduino and a simple microphone. He wrote a basic sketch to read the input from the microphone and output the perceived volume over ...

The classic simulator is on the left and the virtual Arduino ... the source code, but it doesn’t scroll very well, so if you output a lot of serial data, it is hard to read.

The “YFS201 Hall Effect Water Flow Sensor” comes with three wires: Red/VCC (5-24V DC Input), Black ... The Arduino Sketch (code) uses the external interrupt (int 0) on Arduino’s digital pin 2 (D2).

The Arduino ... codes with the analogWrite() function, you won't typically see the value written as a fixed number. Instead, it's periodically changed using two ways. One is using an analog input ...

The Arduino also has more comprehensive general-purpose input ... read from an analog sensor, which can't be done on the Raspberry Pi. The Raspberry Pi is a microcomputer you can write code ...

I've been itching to do something with the open-source Arduino for a while ... The BearDuino sketch code drives the servo based on serial input sent from the PC, mapping the values to a range ...