This Arduino BASIC interpreter will make a really fun one-day project if you’ve already got the parts on hand. [Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, … ...

As for hardware you only need the UNO, or a rough equivalent (which likely will not work, because this thing uses registers that might only work this way on atmega328, I'm pretty sure), , any speaker ...

Reading-Input-From-SerialMonitor This Arduino sketch enables serial communication to read user input from the Serial Monitor, including an integer, a floating-point number, and a string, and then ...

Arduino also upgraded the R4 WiFi's analog-to-digital converter (ADC), which is responsible for reading data from the analog inputs. On the Rev3, the ADC supports up to 10-bit resolution, with ...