55 lines
940 B
C++
55 lines
940 B
C++
#include "rfid_reader.hpp"
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#include <unistd.h>
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#include <iostream>
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#include <chrono>
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#include <ctime>
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rfid_reader::rfid_reader()
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{
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mfrc.PCD_Init();
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thread = std::thread(&rfid_reader::loop, this);
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}
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rfid_reader::~rfid_reader()
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{
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stop_thread = true;
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thread.join();
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}
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uint32_t rfid_reader::last_id() const
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{
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return uid;
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}
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void rfid_reader::loop()
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{
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stop_thread = false;
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while(!stop_thread)
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{
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if(!mfrc.PICC_IsNewCardPresent())
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{
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continue;
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}
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if(!mfrc.PICC_ReadCardSerial())
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{
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continue;
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}
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uid = int((unsigned char)(mfrc.uid.uidByte[0]) << 24 |
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(unsigned char)(mfrc.uid.uidByte[1]) << 16 |
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(unsigned char)(mfrc.uid.uidByte[2]) << 8 |
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(unsigned char)(mfrc.uid.uidByte[3]));
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#ifndef NDEBUG
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printf("\n");
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std::time_t result = std::time(nullptr);
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std::cout << std::asctime(std::localtime(&result));
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printf("%X\n", last_id());
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#endif
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std::this_thread::sleep_for(1s);
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}
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}
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