Elijah Orr / mbed-renbed

Fork of the official mbed C/C SDK provides the software platform and libraries to build your applications for RenBED.

Dependents:   1-RenBuggyTimed RenBED_RGB RenBED_RGB_PWM RenBED_RGB

Fork of mbed by mbed official

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

Committer:
emilmont
Date:
Mon Feb 18 11:12:58 2013 +0000
Revision:
59:0883845fe643
Parent:
55:d722ed6a4237
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_BUSIN_H
simon.ford@mbed.co.uk 0:82220227f4fa 17 #define MBED_BUSIN_H
simon.ford@mbed.co.uk 0:82220227f4fa 18
rolf.meyer@arm.com 11:1c1ebd0324fa 19 #include "platform.h"
simon.ford@mbed.co.uk 0:82220227f4fa 20 #include "DigitalIn.h"
simon.ford@mbed.co.uk 0:82220227f4fa 21
simon.ford@mbed.co.uk 0:82220227f4fa 22 namespace mbed {
simon.ford@mbed.co.uk 0:82220227f4fa 23
emilmont 43:e2ed12d17f06 24 /** A digital input bus, used for reading the state of a collection of pins
simon.ford@mbed.co.uk 0:82220227f4fa 25 */
emilmont 44:24d45a770a51 26 class BusIn {
simon.ford@mbed.co.uk 0:82220227f4fa 27
simon.ford@mbed.co.uk 0:82220227f4fa 28 public:
emilmont 44:24d45a770a51 29 /* Group: Configuration Methods */
simon.ford@mbed.co.uk 0:82220227f4fa 30
emilmont 43:e2ed12d17f06 31 /** Create an BusIn, connected to the specified pins
rolf.meyer@arm.com 11:1c1ebd0324fa 32 *
emilmont 43:e2ed12d17f06 33 * @param <n> DigitalIn pin to connect to bus bit <n> (p5-p30, NC)
simon.ford@mbed.co.uk 0:82220227f4fa 34 *
emilmont 43:e2ed12d17f06 35 * @note
simon.ford@mbed.co.uk 0:82220227f4fa 36 * It is only required to specify as many pin variables as is required
rolf.meyer@arm.com 11:1c1ebd0324fa 37 * for the bus; the rest will default to NC (not connected)
emilmont 55:d722ed6a4237 38 */
rolf.meyer@arm.com 11:1c1ebd0324fa 39 BusIn(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
rolf.meyer@arm.com 11:1c1ebd0324fa 40 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
rolf.meyer@arm.com 11:1c1ebd0324fa 41 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
emilmont 44:24d45a770a51 42 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
simon.ford@mbed.co.uk 5:62573be585e9 43
emilmont 44:24d45a770a51 44 BusIn(PinName pins[16]);
emilmont 55:d722ed6a4237 45
emilmont 43:e2ed12d17f06 46 virtual ~BusIn();
emilmont 55:d722ed6a4237 47
emilmont 43:e2ed12d17f06 48 /** Read the value of the input bus
emilmont 43:e2ed12d17f06 49 *
emilmont 43:e2ed12d17f06 50 * @returns
emilmont 43:e2ed12d17f06 51 * An integer with each bit corresponding to the value read from the associated DigitalIn pin
emilmont 43:e2ed12d17f06 52 */
simon.ford@mbed.co.uk 0:82220227f4fa 53 int read();
rolf.meyer@arm.com 11:1c1ebd0324fa 54
rolf.meyer@arm.com 11:1c1ebd0324fa 55 #ifdef MBED_OPERATORS
emilmont 43:e2ed12d17f06 56 /** A shorthand for read()
rolf.meyer@arm.com 11:1c1ebd0324fa 57 */
rolf.meyer@arm.com 11:1c1ebd0324fa 58 operator int();
rolf.meyer@arm.com 11:1c1ebd0324fa 59 #endif
simon.ford@mbed.co.uk 4:5d1359a283bc 60
simon.ford@mbed.co.uk 0:82220227f4fa 61 protected:
rolf.meyer@arm.com 11:1c1ebd0324fa 62 DigitalIn* _pin[16];
simon.ford@mbed.co.uk 0:82220227f4fa 63 };
simon.ford@mbed.co.uk 0:82220227f4fa 64
rolf.meyer@arm.com 11:1c1ebd0324fa 65 } // namespace mbed
simon.ford@mbed.co.uk 0:82220227f4fa 66
simon.ford@mbed.co.uk 1:6b7f447ca868 67 #endif