Category Archives: how to

Laser Cutting Circuit Diagrams In Plywood Using Inkscape

This circuit diagram was designed in Inkscape with all of the electrical symbols taken from the WikiMedia commons electrical symbol library. It’s got transistors, voltage sources, LEDs, resistors etc all in SVG format. There are a few steps in Inkscape … Continue reading

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Bare bones programming of the TM4c123G ARM Cortex m4 microcontroller

This post will document one possible way of getting an LED blinking with the tm4c123g microcontroller. I’ll be using the TIVA C Launchpad for this example: A toolchain is needed to compile and link our code. I used this one: … Continue reading

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Connecting sensors to the internet using an arduino and a raspberry pi

As part of the PlantBot project, I wanted a way to look at sensor data over the internet. These sensors are moisture, light and pressure. The main one is moisture, the other two were just added in because I had … Continue reading

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Making a USB Powered LED Bird Lamp

Drawings: Download svg file here Download code here Extra Info: LED strip used is ws2812b. Adafruit neopixel library ‘buttoncycler’ program lightly modified to work with a potentiometer. The peacock image was found via google images. link to the pinterest page … Continue reading

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