45 lines
1011 B
C++
45 lines
1011 B
C++
#include "RFID.h"
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RFIDReader::RFIDReader(int ssPin, int rstPin)
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: _rfid(ssPin, rstPin) {}
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void RFIDReader::begin() {
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SPI.begin();
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_rfid.PCD_Init();
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}
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bool RFIDReader::check() {
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if (!_rfid.PICC_IsNewCardPresent()) return false;
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if (!_rfid.PICC_ReadCardSerial()) return false;
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return true;
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}
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void RFIDReader::reset() {
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_rfid.PICC_HaltA();
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_rfid.PCD_StopCrypto1();
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}
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bool RFIDReader::matches(const byte* expectedUid, byte expectedSize) const {
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if (_rfid.uid.size != expectedSize) return false;
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for (byte i = 0; i < expectedSize; ++i) {
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if (_rfid.uid.uidByte[i] != expectedUid[i]) return false;
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}
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return true;
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}
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void RFIDReader::printUID() const {
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Serial.println(F("RFID Tag UID:"));
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for (byte i = 0; i < _rfid.uid.size; i++) {
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Serial.print(_rfid.uid.uidByte[i] < 0x10 ? " 0" : " ");
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Serial.print(_rfid.uid.uidByte[i], HEX);
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}
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}
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const byte* RFIDReader::getUID() const {
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return _rfid.uid.uidByte;
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}
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byte RFIDReader::getUIDSize() const {
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return _rfid.uid.size;
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}
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