My next challenge is to figure out how to make sure our node script is running on boot of the raspberry pi.
This is our simplified script we want to run at system boot.
var wpi = require('wiring-pi'); var express = require('express'); var app = express(); wpi. . . .
Good Morning, today is Christmas! Looking at our tree it was time to recreate something I saw online where you would perform a long exposure of the tree while adjusting the zoom ring.
this was a bit dark so had to adjust aperture
With my first attempt I dialed in the camera to f22, a 6 second exposure, . . .
Today I attempted to recreate a missing ornament on our advent tree calendar. Years ago a crafty puppy decided to eat the star. Today I recreated a version out of paper and cardboard. I will fashion a version out of wood in the future but for now this will work.
impression from a crayon
paper . . .
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Now that I have the relay hooked up I was able to make the small LEDs on the relay flash it is now time to use it to switch power. Before we get started I would like to state I really don't know what I am doing but do have some basic electrical experience and need to state we are now dealing with 120v which is dangerous. Please be careful . . .
A couple weeks ago I purchased a SunFounder 2channel 5v relay so I can use the Pi to control a device remotely (I am looking at you Mr. Christmas Tree)
This was the first time pulling it out of the box and immediately I was confused on how to hook this thing up as there were no diagrams or instructions. After . . .
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