| /* |
| * Author: Jon Trulson <jtrulson@ics.com> |
| * Copyright (c) 2015 Intel Corporation. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include <unistd.h> |
| #include <signal.h> |
| #include <iostream> |
| #include "pn532.h" |
| |
| using namespace std; |
| |
| bool shouldRun = true; |
| |
| void sig_handler(int signo) |
| { |
| if (signo == SIGINT) |
| shouldRun = false; |
| } |
| |
| |
| int main(int argc, char **argv) |
| { |
| signal(SIGINT, sig_handler); |
| |
| //! [Interesting] |
| // Instantiate an PN532 on I2C bus 0 (default) using gpio 3 for the |
| // IRQ, and gpio 2 for the reset pin. |
| |
| upm::PN532 *nfc = new upm::PN532(3, 2); |
| |
| if (!nfc->init()) |
| cerr << "init() failed" << endl; |
| |
| uint32_t vers = nfc->getFirmwareVersion(); |
| |
| if (vers) |
| printf("Got firmware version: 0x%08x\n", vers); |
| else |
| { |
| printf("Could not identify PN532\n"); |
| return 1; |
| } |
| |
| // Now scan and identify any cards that come in range (1 for now) |
| |
| // Retry forever |
| nfc->setPassiveActivationRetries(0xff); |
| |
| nfc->SAMConfig(); |
| |
| uint8_t uidSize; |
| uint8_t uid[7]; |
| |
| while (shouldRun) |
| { |
| memset(uid, 0, 7); |
| if (nfc->readPassiveTargetID(nfc->BAUD_MIFARE_ISO14443A, |
| uid, &uidSize, 2000)) |
| { |
| // found a card |
| printf("Found a card: UID len %d\n", uidSize); |
| printf("UID: "); |
| for (int i = 0; i < uidSize; i++) |
| printf("%02x ", uid[i]); |
| printf("\n"); |
| printf("SAK: 0x%02x\n", nfc->getSAK()); |
| printf("ATQA: 0x%04x\n\n", nfc->getATQA()); |
| sleep(1); |
| } |
| else |
| { |
| printf("Waiting for a card...\n"); |
| } |
| } |
| |
| |
| //! [Interesting] |
| |
| delete nfc; |
| return 0; |
| } |