Hi! I am making a attendance tracker and i have been trying to figure out how to send data to my rasberry pi from my arduino with an ethernet sheild when a RFID card is scanned in my RC522 scanner. This have been going on for way to long and i have tried simpler ways to do it, like just writing to a…

attendance tracker for a small amount of money

Topic		Replies	Views
Connection of RFID to PHP via serial General Guidance	2	645	May 5, 2021
arduino + ethernet + rfid Português	10	3986	May 6, 2021
Need help about arduino shiled and ethernet Networking, Protocols, and Devices	3	1112	May 6, 2021
Arduino ethernet shield rfid connection to php server on localhost General Guidance	3	1670	May 5, 2021
Database for RFID reader that can keep time logs and add new cards(help) General Guidance	6	1183	May 5, 2021