Simple Projects | Arduino 4-digit up/down counter @simple-circuit | Uploaded 5 years ago | Updated 1 day ago
Arduino 4-digit up & down counter using Seeed Studio Grove base shield, 4-digit display and button modules. Circuit diagram and Arduino code at:
https://simple-circuit.com/arduino-led-blink-seeed-studio-grove-led-socket-kit/

Seeed Studio Grove base Shield:
https://www.seeedstudio.com/Base-Shield-V2.html

Seeed Studio Grove 4-digit display:
https://www.seeedstudio.com/Grove-4-Digit-Display.html

Seeed Studio Grove button:
https://www.seeedstudio.com/Grove-Button-p-766.html