Using an HT16K33 4-Digit Seven-Segment Display with an ESP8266 NodeMCU and D1 Mini
Using this code shown in the video, we built a digital clock using a seven-segment display with an HT16K33 module and a DS1307 real-time clock module with Arduino.
Introduction to HT16K33
Images
Digital clock with HT16K33 ESP8166: main
Digital clock with HT16K33 ESP8166: NodeMCU shows float
Digital clock with HT16K33 ESP8166: D1 Mini float value
Digital clock with HT16K33 ESP8166: NodeMCU shows HEX value
Digital clock with HT16K33 ESP8166: D1 Mini shows hex value
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