伊生希 小林 / Mbed 2 deprecated cansat_main_copy

temp

Dependencies:   mbed SDFileSystem MS5607 ADXL345_I2C FATFileSystem

mbed/drivers/BusIn.h@0:c88c3b616c00, 2020-03-16 (annotated)

Committer:
IKobayashi
Date:
Mon Mar 16 23:37:42 2020 +0900
Revision:
0:c88c3b616c00
copy

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IKobayashi 0:c88c3b616c00 1 /* mbed Microcontroller Library
IKobayashi 0:c88c3b616c00 2 * Copyright (c) 2006-2013 ARM Limited
IKobayashi 0:c88c3b616c00 3 *
IKobayashi 0:c88c3b616c00 4 * Licensed under the Apache License, Version 2.0 (the "License");
IKobayashi 0:c88c3b616c00 5 * you may not use this file except in compliance with the License.
IKobayashi 0:c88c3b616c00 6 * You may obtain a copy of the License at
IKobayashi 0:c88c3b616c00 7 *
IKobayashi 0:c88c3b616c00 8 * http://www.apache.org/licenses/LICENSE-2.0
IKobayashi 0:c88c3b616c00 9 *
IKobayashi 0:c88c3b616c00 10 * Unless required by applicable law or agreed to in writing, software
IKobayashi 0:c88c3b616c00 11 * distributed under the License is distributed on an "AS IS" BASIS,
IKobayashi 0:c88c3b616c00 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
IKobayashi 0:c88c3b616c00 13 * See the License for the specific language governing permissions and
IKobayashi 0:c88c3b616c00 14 * limitations under the License.
IKobayashi 0:c88c3b616c00 15 */
IKobayashi 0:c88c3b616c00 16 #ifndef MBED_BUSIN_H
IKobayashi 0:c88c3b616c00 17 #define MBED_BUSIN_H
IKobayashi 0:c88c3b616c00 18
IKobayashi 0:c88c3b616c00 19 #include "platform/platform.h"
IKobayashi 0:c88c3b616c00 20 #include "drivers/DigitalIn.h"
IKobayashi 0:c88c3b616c00 21 #include "platform/PlatformMutex.h"
IKobayashi 0:c88c3b616c00 22
IKobayashi 0:c88c3b616c00 23 namespace mbed {
IKobayashi 0:c88c3b616c00 24 /** \addtogroup drivers */
IKobayashi 0:c88c3b616c00 25 /** @{*/
IKobayashi 0:c88c3b616c00 26
IKobayashi 0:c88c3b616c00 27 /** A digital input bus, used for reading the state of a collection of pins
IKobayashi 0:c88c3b616c00 28 *
IKobayashi 0:c88c3b616c00 29 * @Note Synchronization level: Thread safe
IKobayashi 0:c88c3b616c00 30 */
IKobayashi 0:c88c3b616c00 31 class BusIn {
IKobayashi 0:c88c3b616c00 32
IKobayashi 0:c88c3b616c00 33 public:
IKobayashi 0:c88c3b616c00 34 /* Group: Configuration Methods */
IKobayashi 0:c88c3b616c00 35
IKobayashi 0:c88c3b616c00 36 /** Create an BusIn, connected to the specified pins
IKobayashi 0:c88c3b616c00 37 *
IKobayashi 0:c88c3b616c00 38 * @param <n> DigitalIn pin to connect to bus bit <n> (p5-p30, NC)
IKobayashi 0:c88c3b616c00 39 *
IKobayashi 0:c88c3b616c00 40 * @note
IKobayashi 0:c88c3b616c00 41 * It is only required to specify as many pin variables as is required
IKobayashi 0:c88c3b616c00 42 * for the bus; the rest will default to NC (not connected)
IKobayashi 0:c88c3b616c00 43 */
IKobayashi 0:c88c3b616c00 44 BusIn(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
IKobayashi 0:c88c3b616c00 45 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
IKobayashi 0:c88c3b616c00 46 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
IKobayashi 0:c88c3b616c00 47 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
IKobayashi 0:c88c3b616c00 48
IKobayashi 0:c88c3b616c00 49 BusIn(PinName pins[16]);
IKobayashi 0:c88c3b616c00 50
IKobayashi 0:c88c3b616c00 51 virtual ~BusIn();
IKobayashi 0:c88c3b616c00 52
IKobayashi 0:c88c3b616c00 53 /** Read the value of the input bus
IKobayashi 0:c88c3b616c00 54 *
IKobayashi 0:c88c3b616c00 55 * @returns
IKobayashi 0:c88c3b616c00 56 * An integer with each bit corresponding to the value read from the associated DigitalIn pin
IKobayashi 0:c88c3b616c00 57 */
IKobayashi 0:c88c3b616c00 58 int read();
IKobayashi 0:c88c3b616c00 59
IKobayashi 0:c88c3b616c00 60 /** Set the input pin mode
IKobayashi 0:c88c3b616c00 61 *
IKobayashi 0:c88c3b616c00 62 * @param mode PullUp, PullDown, PullNone
IKobayashi 0:c88c3b616c00 63 */
IKobayashi 0:c88c3b616c00 64 void mode(PinMode pull);
IKobayashi 0:c88c3b616c00 65
IKobayashi 0:c88c3b616c00 66 /** Binary mask of bus pins connected to actual pins (not NC pins)
IKobayashi 0:c88c3b616c00 67 * If bus pin is in NC state make corresponding bit will be cleared (set to 0), else bit will be set to 1
IKobayashi 0:c88c3b616c00 68 *
IKobayashi 0:c88c3b616c00 69 * @returns
IKobayashi 0:c88c3b616c00 70 * Binary mask of connected pins
IKobayashi 0:c88c3b616c00 71 */
IKobayashi 0:c88c3b616c00 72 int mask() {
IKobayashi 0:c88c3b616c00 73 // No lock needed since _nc_mask is not modified outside the constructor
IKobayashi 0:c88c3b616c00 74 return _nc_mask;
IKobayashi 0:c88c3b616c00 75 }
IKobayashi 0:c88c3b616c00 76
IKobayashi 0:c88c3b616c00 77 /** A shorthand for read()
IKobayashi 0:c88c3b616c00 78 */
IKobayashi 0:c88c3b616c00 79 operator int();
IKobayashi 0:c88c3b616c00 80
IKobayashi 0:c88c3b616c00 81 /** Access to particular bit in random-iterator fashion
IKobayashi 0:c88c3b616c00 82 */
IKobayashi 0:c88c3b616c00 83 DigitalIn & operator[] (int index);
IKobayashi 0:c88c3b616c00 84
IKobayashi 0:c88c3b616c00 85 protected:
IKobayashi 0:c88c3b616c00 86 DigitalIn* _pin[16];
IKobayashi 0:c88c3b616c00 87
IKobayashi 0:c88c3b616c00 88 /** Mask of bus's NC pins
IKobayashi 0:c88c3b616c00 89 * If bit[n] is set to 1 - pin is connected
IKobayashi 0:c88c3b616c00 90 * if bit[n] is cleared - pin is not connected (NC)
IKobayashi 0:c88c3b616c00 91 */
IKobayashi 0:c88c3b616c00 92 int _nc_mask;
IKobayashi 0:c88c3b616c00 93
IKobayashi 0:c88c3b616c00 94 PlatformMutex _mutex;
IKobayashi 0:c88c3b616c00 95
IKobayashi 0:c88c3b616c00 96 /* disallow copy constructor and assignment operators */
IKobayashi 0:c88c3b616c00 97 private:
IKobayashi 0:c88c3b616c00 98 virtual void lock();
IKobayashi 0:c88c3b616c00 99 virtual void unlock();
IKobayashi 0:c88c3b616c00 100 BusIn(const BusIn&);
IKobayashi 0:c88c3b616c00 101 BusIn & operator = (const BusIn&);
IKobayashi 0:c88c3b616c00 102 };
IKobayashi 0:c88c3b616c00 103
IKobayashi 0:c88c3b616c00 104 } // namespace mbed
IKobayashi 0:c88c3b616c00 105
IKobayashi 0:c88c3b616c00 106 #endif
IKobayashi 0:c88c3b616c00 107
IKobayashi 0:c88c3b616c00 108 /** @}*/