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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

cpp/BusOut.h@0:fd0d7bdfcdc2, 2012-11-20 (annotated)

Committer:
mbed_official
Date:
Tue Nov 20 17:24:08 2012 +0000
Revision:
0:fd0d7bdfcdc2
Child:
2:143cac498751
mbed sources

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 0:fd0d7bdfcdc2 1 /* mbed Microcontroller Library
mbed_official 0:fd0d7bdfcdc2 2 * Copyright (c) 2006-2012 ARM Limited
mbed_official 0:fd0d7bdfcdc2 3 *
mbed_official 0:fd0d7bdfcdc2 4 * Permission is hereby granted, free of charge, to any person obtaining a copy
mbed_official 0:fd0d7bdfcdc2 5 * of this software and associated documentation files (the "Software"), to deal
mbed_official 0:fd0d7bdfcdc2 6 * in the Software without restriction, including without limitation the rights
mbed_official 0:fd0d7bdfcdc2 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
mbed_official 0:fd0d7bdfcdc2 8 * copies of the Software, and to permit persons to whom the Software is
mbed_official 0:fd0d7bdfcdc2 9 * furnished to do so, subject to the following conditions:
mbed_official 0:fd0d7bdfcdc2 10 *
mbed_official 0:fd0d7bdfcdc2 11 * The above copyright notice and this permission notice shall be included in
mbed_official 0:fd0d7bdfcdc2 12 * all copies or substantial portions of the Software.
mbed_official 0:fd0d7bdfcdc2 13 *
mbed_official 0:fd0d7bdfcdc2 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
mbed_official 0:fd0d7bdfcdc2 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
mbed_official 0:fd0d7bdfcdc2 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
mbed_official 0:fd0d7bdfcdc2 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
mbed_official 0:fd0d7bdfcdc2 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
mbed_official 0:fd0d7bdfcdc2 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
mbed_official 0:fd0d7bdfcdc2 20 * SOFTWARE.
mbed_official 0:fd0d7bdfcdc2 21 */
mbed_official 0:fd0d7bdfcdc2 22 #ifndef MBED_BUSOUT_H
mbed_official 0:fd0d7bdfcdc2 23 #define MBED_BUSOUT_H
mbed_official 0:fd0d7bdfcdc2 24
mbed_official 0:fd0d7bdfcdc2 25 #include "DigitalOut.h"
mbed_official 0:fd0d7bdfcdc2 26
mbed_official 0:fd0d7bdfcdc2 27 namespace mbed {
mbed_official 0:fd0d7bdfcdc2 28
mbed_official 0:fd0d7bdfcdc2 29 /** A digital output bus, used for setting the state of a collection of pins
mbed_official 0:fd0d7bdfcdc2 30 */
mbed_official 0:fd0d7bdfcdc2 31 class BusOut {
mbed_official 0:fd0d7bdfcdc2 32
mbed_official 0:fd0d7bdfcdc2 33 public:
mbed_official 0:fd0d7bdfcdc2 34
mbed_official 0:fd0d7bdfcdc2 35 /** Create an BusOut, connected to the specified pins
mbed_official 0:fd0d7bdfcdc2 36 *
mbed_official 0:fd0d7bdfcdc2 37 * @param p<n> DigitalOut pin to connect to bus bit <n> (p5-p30, NC)
mbed_official 0:fd0d7bdfcdc2 38 *
mbed_official 0:fd0d7bdfcdc2 39 * @note
mbed_official 0:fd0d7bdfcdc2 40 * It is only required to specify as many pin variables as is required
mbed_official 0:fd0d7bdfcdc2 41 * for the bus; the rest will default to NC (not connected)
mbed_official 0:fd0d7bdfcdc2 42 */
mbed_official 0:fd0d7bdfcdc2 43 BusOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
mbed_official 0:fd0d7bdfcdc2 44 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
mbed_official 0:fd0d7bdfcdc2 45 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
mbed_official 0:fd0d7bdfcdc2 46 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
mbed_official 0:fd0d7bdfcdc2 47
mbed_official 0:fd0d7bdfcdc2 48 BusOut(PinName pins[16]);
mbed_official 0:fd0d7bdfcdc2 49
mbed_official 0:fd0d7bdfcdc2 50 virtual ~BusOut();
mbed_official 0:fd0d7bdfcdc2 51
mbed_official 0:fd0d7bdfcdc2 52 /** Write the value to the output bus
mbed_official 0:fd0d7bdfcdc2 53 *
mbed_official 0:fd0d7bdfcdc2 54 * @param value An integer specifying a bit to write for every corresponding DigitalOut pin
mbed_official 0:fd0d7bdfcdc2 55 */
mbed_official 0:fd0d7bdfcdc2 56 void write(int value);
mbed_official 0:fd0d7bdfcdc2 57
mbed_official 0:fd0d7bdfcdc2 58 /** Read the value currently output on the bus
mbed_official 0:fd0d7bdfcdc2 59 *
mbed_official 0:fd0d7bdfcdc2 60 * @returns
mbed_official 0:fd0d7bdfcdc2 61 * An integer with each bit corresponding to associated DigitalOut pin setting
mbed_official 0:fd0d7bdfcdc2 62 */
mbed_official 0:fd0d7bdfcdc2 63 int read();
mbed_official 0:fd0d7bdfcdc2 64
mbed_official 0:fd0d7bdfcdc2 65 #ifdef MBED_OPERATORS
mbed_official 0:fd0d7bdfcdc2 66 /** A shorthand for write()
mbed_official 0:fd0d7bdfcdc2 67 */
mbed_official 0:fd0d7bdfcdc2 68 BusOut& operator= (int v);
mbed_official 0:fd0d7bdfcdc2 69 BusOut& operator= (BusOut& rhs);
mbed_official 0:fd0d7bdfcdc2 70
mbed_official 0:fd0d7bdfcdc2 71 /** A shorthand for read()
mbed_official 0:fd0d7bdfcdc2 72 */
mbed_official 0:fd0d7bdfcdc2 73 operator int();
mbed_official 0:fd0d7bdfcdc2 74 #endif
mbed_official 0:fd0d7bdfcdc2 75
mbed_official 0:fd0d7bdfcdc2 76 protected:
mbed_official 0:fd0d7bdfcdc2 77 DigitalOut* _pin[16];
mbed_official 0:fd0d7bdfcdc2 78 };
mbed_official 0:fd0d7bdfcdc2 79
mbed_official 0:fd0d7bdfcdc2 80 } // namespace mbed
mbed_official 0:fd0d7bdfcdc2 81
mbed_official 0:fd0d7bdfcdc2 82 #endif