GitHub

keyer_features_and_options_mortty_regular_with_potentiometer.h

// #define FEATURE_MEMORIES // on the Arduino Due, you must have FEATURE_EEPROM_E24C1024 and E24C1024 EEPROM hardware in order to compile this // #define FEATURE_MEMORY_MACROS #define ...
Hackaday

Analog Circuitry Lets You Blow This LED Out

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...
Hackaday

Python Comes To The Arduino Uno Q

MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, ...
The New York Times

Smart home devices

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› by Rachel Cericola A smart doorbell camera allows you to see who’s on the other ...
GitHub

Arduino Ultrasonic Distance Sensor with Buzzer and LED Control

This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...
electronicsforu

Tachometer with LED display using Arduino

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers and grinders, can often be useful. However, ...
IEEE

A Buck LED Driver with a Novel Average Current Mode Control

Abstract: This paper presents a novel methodology to regulate the output current in CCM/DCM-operated buck converters to be used as post-regulators in LED lamp drivers. With this novel method only the ...