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• Write/Read data in a mifare card or tag using MFRC522.

  @user100204 started

  • 16 comments
  • 6,949 views

  @Gordon replied
• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 10 months

  

  Hi Robin, sorry for the late, these are the results of entering process.env

  VERSION: "2v01",
  GIT_COMMIT: "748a4d3",
  BOARD: "STM32F4DISCOVERY",
  FLASH: 1048576, RAM: 196608,
  SERIAL: "26003a00-03473235-31383130",
  CONSOLE: "USB",
  MODULES: "Flash,Storage,hea" ... "etworkJS,neopixel",
  EXPTR: 536871060 }

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  Yes, this is the writer I'm using. What do you mean with Pico?

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  Hi Gordon,

  I tried this solution, but I got some problems. I gonna attach these problems here. Could you please try again to help me? I'm using the STM32F4 Cortex M4. Thank you!

  Uncaught Error: SW Timeout 0
  at line 157 col 48
  if (!timeout) throw new Error("SW Timeout "+n);

  in function "MFRC522_ToCard" called from line 183 col 54
  var r = this.MFRC522_ToCard(PCD.TRANSCEIVE, TagType);

  in function "MFRC522_Request" called from line 315 col 41
  var r = this.MFRC522_Request(PICC.REQIDL);

  in function "write" called from line 340 col 29
  nfc.write(8,"This is a test");

  Uncaught Error: SW Timeout 0
  at line 157 col 48
  if (!timeout) throw new Error("SW Timeout "+n);

  in function "MFRC522_ToCard" called from line 183 col 54
  var r = this.MFRC522_ToCard(PCD.TRANSCEIVE, TagType);

  in function "MFRC522_Request" called from line 300 col 41
  var r = this.MFRC522_Request(PICC.REQIDL);

  in function "read" called from line 342 col 43
  print(JSON.stringify(E.toString(nfc.read­(8))));

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  Ok. I’ll wait for your help. Thanks a lot

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  I've already tried this http://www.espruino.com/MFRC522. I received the card ID but I couldn't write.

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  Both, but mainly coding the solution. Yes, I have a re-writeable card. I gonna check it out these links.

• Write/Read data in a mifare card or tag using MFRC522.

  in General • 4 years, 11 months

  

  How can I write data in a mifare card, increment this data and after read this incremented data?