I've been experimenting with epaper recently, controlled by an ESP8266 device. The following (short) video shows a full-refresh of an image loaded over HTTP:

I've been experimenting with epaper recently, controlled by an ESP8266 device. The following (short) video shows a full-refresh of an image loaded over HTTP: https://twitter.com/Stolen_Souls/status/952050581677408256 https://twitter.com/Stolen_Souls/status/952050581677408256 As you can see it inverts and refreshes. The specs say a full update can take up to 4 seconds, but I've not yet seen one that slow.