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Dependencies: mbed NDefLib X_NUCLEO_NFC01A1
Dependents: Projekt KPG Program_KPG_2019
main.cpp
- Committer:
- Davidroid
- Date:
- 2017-07-12
- Revision:
- 23:05ef41b77f9b
- Parent:
- 20:3a6e6ae2d691
File content as of revision 23:05ef41b77f9b:
/** ****************************************************************************** * @file main.cpp * @author ST Central Labs * @version V2.0.0 * @date 28 Apr 2017 * @brief This demo writes an ndef message with an url inside. ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ #include "mbed.h" #include "XNucleoNFC01A1.h" #include "NDefLib/NDefNfcTag.h" #include "NDefLib/RecordType/RecordURI.h" /** * Write a Ndef URI message linking to st.com site. * Write an NDef message with a Uri record linking the st.com site * @param nfcNucleo expansion board where write the NDef message */ static void write_url(XNucleoNFC01A1 *nfcNucleo) { //retrieve the NdefLib interface NDefLib::NDefNfcTag& tag = nfcNucleo->get_M24SR().get_NDef_tag(); //open the i2c session with the nfc chip if (tag.open_session()) { printf("Session opened\n\r"); nfcNucleo->get_led1()=1; //create the NDef message and record NDefLib::Message msg; NDefLib::RecordURI rUri(NDefLib::RecordURI::HTTP_WWW,"st.com"); msg.add_record(&rUri); //write the tag if (tag.write(msg)) { printf("Tag written\n\r"); nfcNucleo->get_led2()=1; } else { printf("Error writing \n\r"); }//if-else //close the i2c session if (tag.close_session()) { printf("Session closed\n\r"); nfcNucleo->get_led3()=1; } else { printf("Error closing the session\n\r"); }//if-else } else { printf("Error opening the session\n\r"); } } /** * Read a NDef message and print content and type of all the uri record inside * the message * @param nfcNucleo expansion board from where read the message */ static void read_url(XNucleoNFC01A1 *nfcNucleo) { //retrieve the NdefLib interface NDefLib::NDefNfcTag& tag = nfcNucleo->get_M24SR().get_NDef_tag(); //open the i2c session with the nfc chip if (tag.open_session()) { printf("Session opened\n\r"); nfcNucleo->get_led1() = 1; //create the NDef message and record NDefLib::Message msg; //read the tag if (tag.read(&msg)) { const uint32_t nRecords = msg.get_N_records(); printf("Tag read: %d record\n\r", msg.get_N_records()); for (int i =0 ;i<nRecords ;i++) { if (msg[i]->get_type()== NDefLib::Record::TYPE_URI) { NDefLib::RecordURI *rUri = (NDefLib::RecordURI *)msg[i]; printf("UriType: %x\n\rUriContent: %s\n\r", rUri->get_uri_id(), rUri->get_content().c_str()); }//if }//for //free the read records NDefLib::Message::remove_and_delete_all_record(msg); } else { printf("Error Reading \n\r"); }//if-else //close the i2c session if (tag.close_session()) { printf("Session closed\n\r"); nfcNucleo->get_led3() = 1; } else { printf("Error closing the session\n\r"); }//if-else } else { printf("Error opening the session\n\r"); } } static volatile bool buttonPress=false; static void set_button_press(){ buttonPress=true; }//if buttonPress /** * Write a Ndef URI message linking to st.com site and than read the message from * the Nfc tag. * */ int main(void){ //use default board pinout I2C i2cChannel(XNucleoNFC01A1::DEFAULT_SDA_PIN,XNucleoNFC01A1::DEFAULT_SDL_PIN); XNucleoNFC01A1 *nfcNucleo = XNucleoNFC01A1::instance(i2cChannel,NULL, XNucleoNFC01A1::DEFAULT_GPO_PIN,XNucleoNFC01A1::DEFAULT_RF_DISABLE_PIN, XNucleoNFC01A1::DEFAULT_LED1_PIN,XNucleoNFC01A1::DEFAULT_LED2_PIN, XNucleoNFC01A1::DEFAULT_LED3_PIN); printf("System Init done: !\n\r"); // write an URI message write_url(nfcNucleo); //if run on a nucleo board enable the user button for read the ndef record #if defined(TARGET_STM) InterruptIn userButton(USER_BUTTON); userButton.fall(set_button_press); while(true){ if (buttonPress) { read_url(nfcNucleo); buttonPress=false; }//if //wait next event __WFE(); }//while #else read_url(nfcNucleo); #endif } /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/