In a previous post I wrote about displaying household power use on a small OLED display. Here, I’ll describe further steps towards making a standalone device by reading the data and controlling the display with a wifi-enabled microcontroller. This turned… Continue Reading
In the process of porting my DIY power meter to run on a microcontroller I ended up writing a MicroPython module to access the Rainforest Auomation EAGLE gateway. The results of that effort can be found at github.com/jcalbert/uEagle. The usage is… Continue Reading
oled_stuff Displaying Household Power Use on an SSD1306 OLED¶ For christmas I was given a nifty little 128×32 monochrome OLED display. What follows are a few experiments drawing to the display, culminating in a live display of household power usage… Continue Reading