使用ESP8266+RC522时，写入块数据时出错，求大佬指点一下

xiaoli1

报错：MIFARE_Write() failed: A MIFARE PICC responded with NAK.

xiaoli1

status = (MFRC522::StatusCode) mfrc522.MIFARE_Write(block,waarde[block], 16);
    if (status != MFRC522::STATUS_OK) {
      Serial.print(F("MIFARE_Write() failed: "));
      Serial.println(mfrc522.GetStatusCodeName(status));
      return;
    }