You're probably looking for something like this: https://github.com/internetblacksmith/scrollphat-bitfinex right?
It's pretty easy to make, but you might want to buy the new version of the Scroll pHAT that has more LEDs and will be more legible in your shop, and look better overall:
https://shop.pimoroni.com/products/scroll-phat-hd
Not sure what changes you'd have to make to the code to make it work though.
It's pretty easy to make, but you might want to buy the new version of the Scroll pHAT that has more LEDs and will be more legible in your shop, and look better overall:
https://shop.pimoroni.com/products/scroll-phat-hd
Not sure what changes you'd have to make to the code to make it work though.
Thanks a bunch for the resources, I will check these out right now.