Simply UI/UX for a payment terminal at the https://makerspaceleiden.nl. See https://vimeo.com/manage/videos/619275993 for a demo. New Images: 1) Create a PNG of exactly the right size. 2) Go to https://lvgl.io/tools/imageconverter 3) Select True Color, C array. 4) Remove the initial include and defines in the const; add the width/height; and remove the lv_img_dsc_t struct at the end.
MakerSpaceLeiden/makerspaceleiden-payment-node
Quick demo for accepting payments by RFID at the Makerspace Leiden - UI only
G-code