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mbed/BusOut.h@17:d1594579eec6, 2017-05-19 (annotated)

Committer:
ClementBreteau
Date:
Fri May 19 17:14:07 2017 +0000
Revision:
17:d1594579eec6
Parent:
0:ad97421fb1fb 
strat du robot, 19-05-2017, 19h

Who changed what in which revision?

UserRevisionLine numberNew contents of line
antbig 0:ad97421fb1fb 1 /* mbed Microcontroller Library - BusOut
antbig 0:ad97421fb1fb 2 * Copyright (c) 2007-2009 ARM Limited. All rights reserved.
antbig 0:ad97421fb1fb 3 */
antbig 0:ad97421fb1fb 4
antbig 0:ad97421fb1fb 5 #ifndef MBED_BUSOUT_H
antbig 0:ad97421fb1fb 6 #define MBED_BUSOUT_H
antbig 0:ad97421fb1fb 7
antbig 0:ad97421fb1fb 8 #include "platform.h"
antbig 0:ad97421fb1fb 9 #include "PinNames.h"
antbig 0:ad97421fb1fb 10 #include "PeripheralNames.h"
antbig 0:ad97421fb1fb 11 #include "Base.h"
antbig 0:ad97421fb1fb 12 #include "DigitalOut.h"
antbig 0:ad97421fb1fb 13
antbig 0:ad97421fb1fb 14 namespace mbed {
antbig 0:ad97421fb1fb 15
antbig 0:ad97421fb1fb 16 /* Class: BusOut
antbig 0:ad97421fb1fb 17 * A digital output bus, used for setting the state of a collection of pins
antbig 0:ad97421fb1fb 18 */
antbig 0:ad97421fb1fb 19 class BusOut : public Base {
antbig 0:ad97421fb1fb 20
antbig 0:ad97421fb1fb 21 public:
antbig 0:ad97421fb1fb 22
antbig 0:ad97421fb1fb 23 /* Group: Configuration Methods */
antbig 0:ad97421fb1fb 24
antbig 0:ad97421fb1fb 25 /* Constructor: BusOut
antbig 0:ad97421fb1fb 26 * Create an BusOut, connected to the specified pins
antbig 0:ad97421fb1fb 27 *
antbig 0:ad97421fb1fb 28 * Variables:
antbig 0:ad97421fb1fb 29 * p<n> - DigitalOut pin to connect to bus bit <n> (p5-p30, NC)
antbig 0:ad97421fb1fb 30 *
antbig 0:ad97421fb1fb 31 * Note:
antbig 0:ad97421fb1fb 32 * It is only required to specify as many pin variables as is required
antbig 0:ad97421fb1fb 33 * for the bus; the rest will default to NC (not connected)
antbig 0:ad97421fb1fb 34 */
antbig 0:ad97421fb1fb 35 BusOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
antbig 0:ad97421fb1fb 36 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
antbig 0:ad97421fb1fb 37 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
antbig 0:ad97421fb1fb 38 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC,
antbig 0:ad97421fb1fb 39 const char *name = NULL);
antbig 0:ad97421fb1fb 40
antbig 0:ad97421fb1fb 41 BusOut(PinName pins[16], const char *name = NULL);
antbig 0:ad97421fb1fb 42
antbig 0:ad97421fb1fb 43 virtual ~BusOut();
antbig 0:ad97421fb1fb 44
antbig 0:ad97421fb1fb 45 /* Group: Access Methods */
antbig 0:ad97421fb1fb 46
antbig 0:ad97421fb1fb 47 /* Function: write
antbig 0:ad97421fb1fb 48 * Write the value to the output bus
antbig 0:ad97421fb1fb 49 *
antbig 0:ad97421fb1fb 50 * Variables:
antbig 0:ad97421fb1fb 51 * value - An integer specifying a bit to write for every corresponding DigitalOut pin
antbig 0:ad97421fb1fb 52 */
antbig 0:ad97421fb1fb 53 void write(int value);
antbig 0:ad97421fb1fb 54
antbig 0:ad97421fb1fb 55
antbig 0:ad97421fb1fb 56 /* Function: read
antbig 0:ad97421fb1fb 57 * Read the value currently output on the bus
antbig 0:ad97421fb1fb 58 *
antbig 0:ad97421fb1fb 59 * Variables:
antbig 0:ad97421fb1fb 60 * returns - An integer with each bit corresponding to associated DigitalOut pin setting
antbig 0:ad97421fb1fb 61 */
antbig 0:ad97421fb1fb 62 int read();
antbig 0:ad97421fb1fb 63
antbig 0:ad97421fb1fb 64 #ifdef MBED_OPERATORS
antbig 0:ad97421fb1fb 65 /* Group: Access Method Shorthand */
antbig 0:ad97421fb1fb 66
antbig 0:ad97421fb1fb 67 /* Function: operator=
antbig 0:ad97421fb1fb 68 * A shorthand for <write>
antbig 0:ad97421fb1fb 69 */
antbig 0:ad97421fb1fb 70 BusOut& operator= (int v);
antbig 0:ad97421fb1fb 71 BusOut& operator= (BusOut& rhs);
antbig 0:ad97421fb1fb 72
antbig 0:ad97421fb1fb 73 /* Function: operator int()
antbig 0:ad97421fb1fb 74 * A shorthand for <read>
antbig 0:ad97421fb1fb 75 */
antbig 0:ad97421fb1fb 76 operator int();
antbig 0:ad97421fb1fb 77 #endif
antbig 0:ad97421fb1fb 78
antbig 0:ad97421fb1fb 79 #ifdef MBED_RPC
antbig 0:ad97421fb1fb 80 virtual const struct rpc_method *get_rpc_methods();
antbig 0:ad97421fb1fb 81 static struct rpc_class *get_rpc_class();
antbig 0:ad97421fb1fb 82 #endif
antbig 0:ad97421fb1fb 83
antbig 0:ad97421fb1fb 84 protected:
antbig 0:ad97421fb1fb 85
antbig 0:ad97421fb1fb 86 DigitalOut* _pin[16];
antbig 0:ad97421fb1fb 87
antbig 0:ad97421fb1fb 88 #ifdef MBED_RPC
antbig 0:ad97421fb1fb 89 static void construct(const char *arguments, char *res);
antbig 0:ad97421fb1fb 90 #endif
antbig 0:ad97421fb1fb 91
antbig 0:ad97421fb1fb 92 };
antbig 0:ad97421fb1fb 93
antbig 0:ad97421fb1fb 94 } // namespace mbed
antbig 0:ad97421fb1fb 95
antbig 0:ad97421fb1fb 96 #endif
antbig 0:ad97421fb1fb 97