Arduino Whole House Telephone Intercom circuit

Many of today's appliances feature displays and buttons. Instead of relying on motors and gears, numerous household items now incorporate embedded microcontrollers. This exploration focuses on how to experiment with microcontrollers at home. Microcontrollers serve as the central processing units for...

midi to dmx arduino control shield

A simple Arduino MIDI-to-DMX control was created for a robot band named Science Fiction Children. The setup consists of two inexpensive LED Par56 lights from Stairville, a basic DMX dimmer pack, and Ableton Live for sound management. The objective is...

arduino based thermorbios weather station receiver

The documentation and code cleaning for the Jaycar Thermor/BIOS branded wireless weather station receiver has been completed. The code is based on the Practical Arduino weather station receiver project. The process involved analyzing the RF signal from the weather station...

DOGM128 with Arduino Hardware

The DOGM graphics module should be connected to the Arduino board as illustrated. Pin 12 (MISO) of the Arduino board must remain unused. Furthermore, the DOGM graphics module requires an address line (A0), which can be connected to any output...

Small Engine ECU EFI Moped Using Ardrino UNO

After several days of considering electronic fuel injection for a moped, a decision has been made to proceed with the project. The required parts have been identified, and the remaining task involves programming. The implementation of electronic fuel injection (EFI) in...

Silent audio switching-mixing

Two or more signals can be switched and/or mixed without annoying clicks by using FETs and a low input-impedance op amp circuit. The circuit design utilizes Field Effect Transistors (FETs) to facilitate the switching and mixing of multiple signals while ensuring...

Simple Soil Moisture Sensor - Arduino Project

This is a simple Arduino project for a soil moisture sensor that will light up an LED at a certain moisture level. It uses the Arduino Duemilanove microcontroller. This project employs a soil moisture sensor to monitor the moisture content of...

Arduino based camera trigger circuit

The core of the circuit features an Arduino microprocessor, represented by the header pins on the left side of the circuit schematic. Two analog inputs, labeled 0 and 1, are connected to the emitter sides of TEMT6000 ambient light sensors...

Intercom

This intercom box accepts input from any 2-way radio (FRS, GMRS, etc.), cell phone, and a stereo audio source, amplifying them for listening through a headset in a helmet. The headset is a modified Chatterbox stereo headset, with the standard...