Hi, I'm try to use the follow code to detect a rfid but testing the code I follow the error " rfid was not declared on this scope" Hereby you'll found the code, please give me some assistance #include <MFRC522.h> MFRC522 rif(10, 9); void setup() { Serial.begin(115200); SPI.begin(); rfid.PCD_Init(…

rfid was not declared on this scope

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