Hi!
Any idea how to log data from my fingerprint sensor to sd card module? I want to see the dates when I'm using my finger. SD module works and write to a txt. file a lot of numbers, but I want to see 2017.05.29.. And I don't know how to works my two code together. Pls help me
sd card module: https://cdn.instructables.com/F6V/F1OJ/H5ENQ08B/F6VF1OJH5ENQ08B.MEDIUM.jpg
my fingerprint sensor: Fingerprint sensor : ID 751 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits