jesus antonio lopez / mbed

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BusOut.h@59:0883845fe643, 2013-02-18 (annotated)

Committer:
emilmont
Date:
Mon Feb 18 11:12:58 2013 +0000
Revision:
59:0883845fe643
Parent:
54:71b101360fb9
Child:
65:5798e58a58b1
Add pinmap NC terminators for LPC1768 CAN.

Update the license from MIT to Apache v2.

Make the semihost code target independent using opportune defines for the UID and MAC.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 44:24d45a770a51 1 /* mbed Microcontroller Library
emilmont 54:71b101360fb9 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 44:24d45a770a51 3 *
emilmont 59:0883845fe643 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 59:0883845fe643 5 * you may not use this file except in compliance with the License.
emilmont 59:0883845fe643 6 * You may obtain a copy of the License at
emilmont 59:0883845fe643 7 *
emilmont 59:0883845fe643 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 44:24d45a770a51 9 *
emilmont 59:0883845fe643 10 * Unless required by applicable law or agreed to in writing, software
emilmont 59:0883845fe643 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 59:0883845fe643 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 59:0883845fe643 13 * See the License for the specific language governing permissions and
emilmont 59:0883845fe643 14 * limitations under the License.
simon.ford@mbed.co.uk 0:82220227f4fa 15 */
simon.ford@mbed.co.uk 0:82220227f4fa 16 #ifndef MBED_BUSOUT_H
simon.ford@mbed.co.uk 0:82220227f4fa 17 #define MBED_BUSOUT_H
simon.ford@mbed.co.uk 0:82220227f4fa 18
simon.ford@mbed.co.uk 0:82220227f4fa 19 #include "DigitalOut.h"
simon.ford@mbed.co.uk 0:82220227f4fa 20
simon.ford@mbed.co.uk 0:82220227f4fa 21 namespace mbed {
simon.ford@mbed.co.uk 0:82220227f4fa 22
emilmont 43:e2ed12d17f06 23 /** A digital output bus, used for setting the state of a collection of pins
simon.ford@mbed.co.uk 0:82220227f4fa 24 */
emilmont 44:24d45a770a51 25 class BusOut {
simon.ford@mbed.co.uk 0:82220227f4fa 26
simon.ford@mbed.co.uk 0:82220227f4fa 27 public:
simon.ford@mbed.co.uk 0:82220227f4fa 28
emilmont 43:e2ed12d17f06 29 /** Create an BusOut, connected to the specified pins
emilmont 43:e2ed12d17f06 30 *
emilmont 43:e2ed12d17f06 31 * @param p<n> DigitalOut pin to connect to bus bit <n> (p5-p30, NC)
rolf.meyer@arm.com 11:1c1ebd0324fa 32 *
emilmont 43:e2ed12d17f06 33 * @note
emilmont 44:24d45a770a51 34 * It is only required to specify as many pin variables as is required
emilmont 44:24d45a770a51 35 * for the bus; the rest will default to NC (not connected)
emilmont 44:24d45a770a51 36 */
rolf.meyer@arm.com 11:1c1ebd0324fa 37 BusOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
rolf.meyer@arm.com 11:1c1ebd0324fa 38 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
rolf.meyer@arm.com 11:1c1ebd0324fa 39 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
emilmont 44:24d45a770a51 40 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
simon.ford@mbed.co.uk 0:82220227f4fa 41
emilmont 44:24d45a770a51 42 BusOut(PinName pins[16]);
simon.ford@mbed.co.uk 5:62573be585e9 43
rolf.meyer@arm.com 11:1c1ebd0324fa 44 virtual ~BusOut();
emilmont 44:24d45a770a51 45
emilmont 43:e2ed12d17f06 46 /** Write the value to the output bus
rolf.meyer@arm.com 11:1c1ebd0324fa 47 *
emilmont 43:e2ed12d17f06 48 * @param value An integer specifying a bit to write for every corresponding DigitalOut pin
rolf.meyer@arm.com 11:1c1ebd0324fa 49 */
simon.ford@mbed.co.uk 0:82220227f4fa 50 void write(int value);
simon.ford@mbed.co.uk 0:82220227f4fa 51
emilmont 43:e2ed12d17f06 52 /** Read the value currently output on the bus
rolf.meyer@arm.com 11:1c1ebd0324fa 53 *
emilmont 43:e2ed12d17f06 54 * @returns
emilmont 43:e2ed12d17f06 55 * An integer with each bit corresponding to associated DigitalOut pin setting
rolf.meyer@arm.com 11:1c1ebd0324fa 56 */
simon.ford@mbed.co.uk 0:82220227f4fa 57 int read();
simon.ford@mbed.co.uk 0:82220227f4fa 58
rolf.meyer@arm.com 11:1c1ebd0324fa 59 #ifdef MBED_OPERATORS
emilmont 43:e2ed12d17f06 60 /** A shorthand for write()
rolf.meyer@arm.com 11:1c1ebd0324fa 61 */
rolf.meyer@arm.com 11:1c1ebd0324fa 62 BusOut& operator= (int v);
rolf.meyer@arm.com 11:1c1ebd0324fa 63 BusOut& operator= (BusOut& rhs);
simon.ford@mbed.co.uk 0:82220227f4fa 64
emilmont 43:e2ed12d17f06 65 /** A shorthand for read()
rolf.meyer@arm.com 11:1c1ebd0324fa 66 */
rolf.meyer@arm.com 11:1c1ebd0324fa 67 operator int();
rolf.meyer@arm.com 11:1c1ebd0324fa 68 #endif
rolf.meyer@arm.com 11:1c1ebd0324fa 69
simon.ford@mbed.co.uk 0:82220227f4fa 70 protected:
rolf.meyer@arm.com 11:1c1ebd0324fa 71 DigitalOut* _pin[16];
simon.ford@mbed.co.uk 0:82220227f4fa 72 };
simon.ford@mbed.co.uk 0:82220227f4fa 73
simon.ford@mbed.co.uk 0:82220227f4fa 74 } // namespace mbed
simon.ford@mbed.co.uk 0:82220227f4fa 75
simon.ford@mbed.co.uk 1:6b7f447ca868 76 #endif