Yup-
2 transistor driven outputs on GPIO 2 and GPIO 5
will supply and control up to 36Vdc, and up to 1Amp
for lights, relays, solenoids, chimes, motors, valves and electric door strikes.
The dual inputs on GPIO 12 and GPIO 4
can be connected to motion detectors, limit switches, smoke detectors…
download the CAD file by clicking: http://piwifio.com/BlackQuad.pcb
This file can be viewed AND the PC board can be ordered by using http://expresspcb.com CAD software.
Minimum order is $68 for (3) PC boards,
Yielding (12) BlackBird circuits
Here’s a complete parts/source list
(excluding the Esp12-e)
for building 12 PC boards: http://www.digikey.com/short/3bnh49
$68.50 for (3) PC boards, yielding (12) BlackBirds
$30 for (12) Esp12-E units
$108 for DigiKey parts for (12) BlackBirds,
about $216 per yield of (12) units, or about $18/unit-
