SampleSync_writeUrl.cpp

00001 /**
00002   ******************************************************************************
00003   * @file       SampleSync_writeUrl.cpp
00004   * @author     ST / Central Labs
00005   * @date       03 Dic 2015
00006   * @brief      This demo write an ndef message with an url inside
00007   ******************************************************************************
00008   *
00009   * COPYRIGHT(c) 2015 STMicroelectronics
00010   *
00011   * Redistribution and use in source and binary forms, with or without modification,
00012   * are permitted provided that the following conditions are met:
00013   *   1. Redistributions of source code must retain the above copyright notice,
00014   *      this list of conditions and the following disclaimer.
00015   *   2. Redistributions in binary form must reproduce the above copyright notice,
00016   *      this list of conditions and the following disclaimer in the documentation
00017   *      and/or other materials provided with the distribution.
00018   *   3. Neither the name of STMicroelectronics nor the names of its contributors
00019   *      may be used to endorse or promote products derived from this software
00020   *      without specific prior written permission.
00021   *
00022   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00023   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00024   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00025   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00026   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00027   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00028   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00029   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00030   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00031   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00032   *
00033   ******************************************************************************
00034   */
00035   
00036 #include "mbed.h"
00037 
00038 #include "XNucleoNFC01A1.h"
00039 #include "NDefLib/NDefNfcTag.h"
00040 #include "NDefLib/RecordType/RecordURI.h"
00041 
00042 /**
00043  * Write a Ndef linking the st.com site.
00044  */
00045 void sampleSync_writeUrl() {    
00046     I2C i2cChannel(XNucleoNFC01A1::DEFAULT_SDA_PIN,XNucleoNFC01A1::DEFAULT_SDL_PIN);
00047     XNucleoNFC01A1 *nfcNucleo = XNucleoNFC01A1::instance(i2cChannel);
00048 
00049     //retrieve the NdefLib interface
00050     NDefLib::NDefNfcTag& tag = nfcNucleo->get_M24SR().get_NDef_tag();
00051     printf("System Init done: !\r\n");
00052     //open the i2c session with the nfc chip
00053     if (tag.open_session()) {
00054         nfcNucleo->get_led1()=1;
00055         
00056         //create the NDef message and record
00057         NDefLib::Message msg;
00058         NDefLib::RecordURI rUri(NDefLib::RecordURI::HTTP_WWW,"st.com");
00059         msg.add_record(&rUri);
00060 
00061         //write the tag
00062         if (tag.write(msg)) {
00063             printf("Tag written \r\n");
00064             nfcNucleo->get_led2()=1;
00065         }
00066 
00067     
00068         //close the i2c session
00069         if (!tag.close_session()) {
00070             printf("Error Closing the session\r\n");
00071         } else {
00072             nfcNucleo->get_led3()=1;
00073         }
00074     } else {
00075         printf("Error open Session\r\n");
00076     }
00077 }