MAX7219 Archives • my2cents

MAX7219 library for NodeMCU in the making

15th June, 201623rd August, 2016 Marcel Stör14 Comments

This is just a quick heads-up to let you know that I’m working on a MAX7219 library for NodeMCU. In October last year I first experimented with MAX7219 8×8 matrix displays. Ever since then I wanted to create a library that would support daisy-chained displays and a few text animations. I finally kicked myself in […]

NodeMCU with MAX7219 8×8 LED matrix display

23rd October, 201524th October, 2021 Marcel Stör9 Comments

Since the awesome devsaurus recently fixed important SPI issues (#50 is from Christmas 2014!) in NodeMCU it’s now possible to run MAX7219 8×8 LED matrix displays with an ESP8266 and the NodeMCU firmware. Connect NodeMCU with MAX7219 display According to the pin layout for the NodeMCU dev kit v1 and v2 (see comparison) you need […]

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Tag: MAX7219

MAX7219 library for NodeMCU in the making

NodeMCU with MAX7219 8×8 LED matrix display