James Nagendran / ID12RFID

ID12RFID with interrupts

Fork of ID12RFID by Simon Ford

ID12RFID.h@2:b801dd21f6cc, 2014-12-03 (annotated)

Committer:
jnagendran3
Date:
Wed Dec 03 22:39:10 2014 +0000
Revision:
2:b801dd21f6cc
Parent:
1:f04afa911cf5 
Additional code for generating interrupts.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
simon 1:f04afa911cf5 1 /* mbed ID12 RFID Library
simon 1:f04afa911cf5 2 * Copyright (c) 2007-2010, sford, http://mbed.org
simon 1:f04afa911cf5 3 *
simon 1:f04afa911cf5 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
simon 1:f04afa911cf5 5 * of this software and associated documentation files (the "Software"), to deal
simon 1:f04afa911cf5 6 * in the Software without restriction, including without limitation the rights
simon 1:f04afa911cf5 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
simon 1:f04afa911cf5 8 * copies of the Software, and to permit persons to whom the Software is
simon 1:f04afa911cf5 9 * furnished to do so, subject to the following conditions:
simon 1:f04afa911cf5 10 *
simon 1:f04afa911cf5 11 * The above copyright notice and this permission notice shall be included in
simon 1:f04afa911cf5 12 * all copies or substantial portions of the Software.
simon 1:f04afa911cf5 13 *
simon 1:f04afa911cf5 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
simon 1:f04afa911cf5 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
simon 1:f04afa911cf5 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
simon 1:f04afa911cf5 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
simon 1:f04afa911cf5 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
simon 1:f04afa911cf5 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
simon 1:f04afa911cf5 20 * THE SOFTWARE.
simon 1:f04afa911cf5 21 */
simon 1:f04afa911cf5 22
simon 1:f04afa911cf5 23 #ifndef MBED_ID12RFID_H
simon 1:f04afa911cf5 24 #define MBED_ID12RFID_H
simon 1:f04afa911cf5 25
simon 1:f04afa911cf5 26 #include "mbed.h"
simon 1:f04afa911cf5 27
simon 1:f04afa911cf5 28 /** An interface for the ID-12 RFID reader device
simon 1:f04afa911cf5 29 *
simon 1:f04afa911cf5 30 * @code
simon 1:f04afa911cf5 31 * // Print RFID tag numbers
simon 1:f04afa911cf5 32 *
simon 1:f04afa911cf5 33 * #include "mbed.h"
simon 1:f04afa911cf5 34 * #include "ID12RFID.h"
simon 1:f04afa911cf5 35 *
simon 1:f04afa911cf5 36 * ID12RFID rfid(p10); // serial rx
simon 1:f04afa911cf5 37 *
simon 1:f04afa911cf5 38 * int main() {
simon 1:f04afa911cf5 39 * while(1) {
simon 1:f04afa911cf5 40 * if(rfid.readable()) {
simon 1:f04afa911cf5 41 * printf("RFID Tag number : %d\n", rfid.read());
simon 1:f04afa911cf5 42 * }
simon 1:f04afa911cf5 43 * }
simon 1:f04afa911cf5 44 * }
simon 1:f04afa911cf5 45 * @endcode
simon 1:f04afa911cf5 46 */
simon 1:f04afa911cf5 47 class ID12RFID {
simon 1:f04afa911cf5 48
simon 1:f04afa911cf5 49 public:
simon 1:f04afa911cf5 50 /** Create an ID12 RFID interface, connected to the specified Serial rx port
simon 1:f04afa911cf5 51 *
simon 1:f04afa911cf5 52 * @param rx Recieve pin
simon 1:f04afa911cf5 53 */
simon 1:f04afa911cf5 54 ID12RFID(PinName rx);
simon 1:f04afa911cf5 55
simon 1:f04afa911cf5 56 /** Non blocking function to determine if an ID has been received
simon 1:f04afa911cf5 57 *
simon 1:f04afa911cf5 58 * @return Non zero value when the device is readable
simon 1:f04afa911cf5 59 */
simon 1:f04afa911cf5 60 int readable();
simon 1:f04afa911cf5 61
simon 1:f04afa911cf5 62 /** A blocking function that will return a tag ID when available
simon 1:f04afa911cf5 63 *
simon 1:f04afa911cf5 64 * @return The ID tag value
simon 1:f04afa911cf5 65 */
simon 1:f04afa911cf5 66 int read();
jnagendran3 2:b801dd21f6cc 67
jnagendran3 2:b801dd21f6cc 68 void setInterrupt(void (fptr)());
simon 1:f04afa911cf5 69
simon 1:f04afa911cf5 70 private:
simon 1:f04afa911cf5 71 Serial _rfid;
simon 1:f04afa911cf5 72
simon 1:f04afa911cf5 73 };
simon 1:f04afa911cf5 74
simon 1:f04afa911cf5 75 #endif