Author: cymplecy
Use MQTT to control an RGB Matrix on an ESP32 (xkcd/927)
The main change is that the program is looking for byte payloads that describe which pixel/pixels to change to a RGB colour My xkcd/927 My new encoding/decoding standard is this Payload length == 3...
Turn an ESP32-C3FH4-RGB board into a Cheerlight using Arduino IDE
While playing around trying to get this board going on Windows using Micropython (and failing quite a lot), I decided to get it going using Arduino IDE and prove that the hardware itself was...
Control any Alexa device using Node-RED
This article will show you how to get your computer (Windows or Raspberry Pi) to control Alexa devices by simply placing a speaker next to an Alexa Dot and using Node-RED to do the...
Original Star Trek Game – Mike Mayfield 1972 Version
Instructions repeated as too long for screen in game as intended to run on a teletype
Simon says use Alexa with NodeRED
Once you start playing around with getting Alexa to control stuff around your home with NodeRED, you are normally faced with the issue of needing an Alexa skill. And you then either have to...
Testing S3DGPIO for Win 10 in a school
After testing at home – uploaded my modified Scratch Desktop to dropbox and took the robot into school Software install went fine – logged onto dropbox -downloaded my zip file and unzipped it to...
S3DGPIO : ScratchGPIO for Scratch 3 Desktop on Raspberry Pi
ALPHA STATUS: ONLY FOR EXPERIMENTAL USERS 🙂 I’ve manage to add native ScratchGPIO blocks to Scratch 3 Desktop on the Pi. If you fancy trying it out (its liable to change so don’t start...
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