Components and supplies
5 mm LED: Red
Momentary Push Button small PCB mounted
General Purpose Transistor PNP
Shield Custom PCB as per fritzing file included in this project
Capacitor 100 nF
1N5819 – 1A Schottky Barrier Rectifier
JST Pair of Female & Male connectors with wire cables
Arduino UNO
Smoke Alarm with Escape Light e.g. Kiddie i9080EU.
Resistors 220 ohm, 820 ohm, 10k, 15 ohm, 4k7, 220 ohm; 5k6
Stacking Headers 1x10; 1x6; 2x8
Tools and machines
Mastech MS8217 Autorange Digital Multimeter
Ear Muffs
Wire Stripper & Cutter, 18-10 AWG / 0.75-4mm² Capacity Wires
Plier, Long Nose
Soldering iron (generic)
Project description
Code
Smoke Alarm Input Output
arduino
Monitor Modified Smoke Alarm and print on the serial monitor if it's triggered Activate Smoke Alarm Remote Buzzer when the Shield Test button is pressed Show status LED flashing when running or On when alarm sounding
Downloadable files
Alarm Arduino Shield Interface Circuit Diagram
Alarm Arduino Shield Interface Circuit Diagram
Alarm Arduino Shield IO Interface v7
A PCB Shield and circuit to interface a modified smoke alarm to an Arduino Uno
Alarm Arduino Shield IO Interface v7
Alarm Arduino Shield IO Interface v7
A PCB Shield and circuit to interface a modified smoke alarm to an Arduino Uno
Alarm Arduino Shield IO Interface v7
Alarm Arduino Shield Interface Circuit Diagram
Alarm Arduino Shield Interface Circuit Diagram
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