DIY Digital Arduino Clock WIFI RED LED Dot Matrix ESP8266 MAX7219 – eElectronicParts
RGB LED Matrix with an ESP8266 - Hackster.io
First Steps with the ESP8266 Wi-Fi Module | Maker, MakerED, Coding | Scrolling Text (Time, Temp., Humidity…) with 8×8 LED MATRIX | EDU: Digital CitiZENship, CyberSecurity, eSkills, Modern EDU by Gust MEES