RFID using NodeMCU and mySQL
I am having a slight problem doing this project where i cant save the data for the person who scanned their RFID tag for checking in and checking out
Solution:Jump to solution
➡️ Make sure that your RFID reader is properly connected to the NodeMCU and that it can successfully read RFID tags.
➡️ Verify that your NodeMCU can successfully connect to your MySQL database.
➡️ Verify your NodeMCU code to ensure that the RFID data is correctly inserted into the MySQL database verify that you are using the correct SQL queries ...
1 Reply
Solution
➡️ Make sure that your RFID reader is properly connected to the NodeMCU and that it can successfully read RFID tags.
➡️ Verify that your NodeMCU can successfully connect to your MySQL database.
➡️ Verify your NodeMCU code to ensure that the RFID data is correctly inserted into the MySQL database verify that you are using the correct SQL queries