Arduino Timer

Hardware

• Arduino
  • D1 Mini (ESP8266)
  • https://www.amazon.ca/gp/product/B076F53B6S/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
• Multiplexer x 2
  • CD74HC4067
  • https://www.amazon.ca/gp/product/B0BCGNZNGT/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&psc=1
• Switches x 2
  • 4-wire with LED
  • https://www.amazon.ca/gp/product/B01EL9TKKG/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1
• Common Anode LED Display Digital x 2
  • https://www.amazon.ca/gp/product/B07YWWXDVF/ref=ppx_yo_dt_b_asin_title_o04_s00?ie=UTF8&psc=1
  • https://www.electronics-tutorials.ws/blog/7-segment-display-tutorial.html
• Power Supply 5V
  • https://www.amazon.ca/gp/product/B09KMGJG56/ref=ppx_yo_dt_b_asin_title_o06_s00?ie=UTF8&psc=1