139 lines
4.5 KiB
C++
139 lines
4.5 KiB
C++
/*
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* Initial Author: ryand1011 (https://github.com/ryand1011)
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*
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* Reads data written by a program such as "rfid_write_personal_data.ino"
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*
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* See: https://github.com/miguelbalboa/rfid/tree/master/examples/rfid_write_personal_data
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*
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* Uses MIFARE RFID card using RFID-RC522 reader
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* Uses MFRC522 - Library
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* -----------------------------------------------------------------------------------------
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* MFRC522 Arduino Arduino Arduino Arduino Arduino
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* Reader/PCD Uno/101 Mega Nano v3 Leonardo/Micro Pro Micro
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* Signal Pin Pin Pin Pin Pin Pin
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* -----------------------------------------------------------------------------------------
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* RST/Reset RST 9 5 D9 RESET/ICSP-5 RST
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* SPI SS SDA(SS) 10 53 D10 10 10
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* SPI MOSI MOSI 11 / ICSP-4 51 D11 ICSP-4 16
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* SPI MISO MISO 12 / ICSP-1 50 D12 ICSP-1 14
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* SPI SCK SCK 13 / ICSP-3 52 D13 ICSP-3 15
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*/
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#include <SPI.h>
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#include <MFRC522.h>
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#define RST_PIN 9 // Configurable, see typical pin layout above
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#define SS_PIN 10 // Configurable, see typical pin layout above
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MFRC522 mfrc522(SS_PIN, RST_PIN); // Create MFRC522 instance
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//*****************************************************************************************//
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void setup() {
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Serial.begin(9600); // Initialize serial communications with the PC
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SPI.begin(); // Init SPI bus
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mfrc522.PCD_Init(); // Init MFRC522 card
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Serial.println(F("Read personal data on a MIFARE PICC:")); //shows in serial that it is ready to read
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}
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//*****************************************************************************************//
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void loop() {
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// Prepare key - all keys are set to FFFFFFFFFFFFh at chip delivery from the factory.
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MFRC522::MIFARE_Key key;
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for (byte i = 0; i < 6; i++) key.keyByte[i] = 0xFF;
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//some variables we need
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byte block;
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byte len;
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MFRC522::StatusCode status;
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//-------------------------------------------
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// Look for new cards
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if ( ! mfrc522.PICC_IsNewCardPresent()) {
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return;
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}
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// Select one of the cards
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if ( ! mfrc522.PICC_ReadCardSerial()) {
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return;
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}
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Serial.println(F("**Card Detected:**"));
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//-------------------------------------------
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mfrc522.PICC_DumpDetailsToSerial(&(mfrc522.uid)); //dump some details about the card
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//mfrc522.PICC_DumpToSerial(&(mfrc522.uid)); //uncomment this to see all blocks in hex
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//-------------------------------------------
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Serial.print(F("Name: "));
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byte buffer1[18];
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block = 4;
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len = 18;
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//------------------------------------------- GET FIRST NAME
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status = mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, 4, &key, &(mfrc522.uid)); //line 834 of MFRC522.cpp file
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if (status != MFRC522::STATUS_OK) {
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Serial.print(F("Authentication failed: "));
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Serial.println(mfrc522.GetStatusCodeName(status));
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return;
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}
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status = mfrc522.MIFARE_Read(block, buffer1, &len);
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if (status != MFRC522::STATUS_OK) {
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Serial.print(F("Reading failed: "));
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Serial.println(mfrc522.GetStatusCodeName(status));
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return;
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}
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//PRINT FIRST NAME
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for (uint8_t i = 0; i < 16; i++)
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{
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if (buffer1[i] != 32)
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{
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Serial.write(buffer1[i]);
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}
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}
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Serial.print(" ");
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//---------------------------------------- GET LAST NAME
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byte buffer2[18];
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block = 1;
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status = mfrc522.PCD_Authenticate(MFRC522::PICC_CMD_MF_AUTH_KEY_A, 1, &key, &(mfrc522.uid)); //line 834
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if (status != MFRC522::STATUS_OK) {
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Serial.print(F("Authentication failed: "));
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Serial.println(mfrc522.GetStatusCodeName(status));
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return;
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}
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status = mfrc522.MIFARE_Read(block, buffer2, &len);
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if (status != MFRC522::STATUS_OK) {
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Serial.print(F("Reading failed: "));
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Serial.println(mfrc522.GetStatusCodeName(status));
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return;
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}
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//PRINT LAST NAME
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for (uint8_t i = 0; i < 16; i++) {
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Serial.write(buffer2[i] );
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}
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//----------------------------------------
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Serial.println(F("\n**End Reading**\n"));
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delay(1000); //change value if you want to read cards faster
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mfrc522.PICC_HaltA();
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mfrc522.PCD_StopCrypto1();
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}
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//*****************************************************************************************//
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