不韋 呂 / F746_SD_Player_Demo

Demo program for library named SD_PlayerSkeleton of SD card player skeleton. SD カードプレーヤのための骨組みとして使うためのライブラリ SD_PlayerSkeleton の使用例．このプログラムについては，CQ出版社インターフェース誌 2018年7月号で解説している．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton

mbed_src_STM32F7/api/BusOut.h@19:3c3833ec00d2, 2017-04-09 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Apr 09 12:44:17 2017 +0000
Revision:
19:3c3833ec00d2
Parent:
2:cf42e62a97dc 
20

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 2:cf42e62a97dc 1 /* mbed Microcontroller Library
MikamiUitOpen 2:cf42e62a97dc 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 2:cf42e62a97dc 3 *
MikamiUitOpen 2:cf42e62a97dc 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 2:cf42e62a97dc 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 2:cf42e62a97dc 6 * You may obtain a copy of the License at
MikamiUitOpen 2:cf42e62a97dc 7 *
MikamiUitOpen 2:cf42e62a97dc 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 2:cf42e62a97dc 9 *
MikamiUitOpen 2:cf42e62a97dc 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 2:cf42e62a97dc 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 2:cf42e62a97dc 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 2:cf42e62a97dc 13 * See the License for the specific language governing permissions and
MikamiUitOpen 2:cf42e62a97dc 14 * limitations under the License.
MikamiUitOpen 2:cf42e62a97dc 15 */
MikamiUitOpen 2:cf42e62a97dc 16 #ifndef MBED_BUSOUT_H
MikamiUitOpen 2:cf42e62a97dc 17 #define MBED_BUSOUT_H
MikamiUitOpen 2:cf42e62a97dc 18
MikamiUitOpen 2:cf42e62a97dc 19 #include "DigitalOut.h"
MikamiUitOpen 2:cf42e62a97dc 20
MikamiUitOpen 2:cf42e62a97dc 21 namespace mbed {
MikamiUitOpen 2:cf42e62a97dc 22
MikamiUitOpen 2:cf42e62a97dc 23 /** A digital output bus, used for setting the state of a collection of pins
MikamiUitOpen 2:cf42e62a97dc 24 */
MikamiUitOpen 2:cf42e62a97dc 25 class BusOut {
MikamiUitOpen 2:cf42e62a97dc 26
MikamiUitOpen 2:cf42e62a97dc 27 public:
MikamiUitOpen 2:cf42e62a97dc 28
MikamiUitOpen 2:cf42e62a97dc 29 /** Create an BusOut, connected to the specified pins
MikamiUitOpen 2:cf42e62a97dc 30 *
MikamiUitOpen 2:cf42e62a97dc 31 * @param p<n> DigitalOut pin to connect to bus bit <n> (p5-p30, NC)
MikamiUitOpen 2:cf42e62a97dc 32 *
MikamiUitOpen 2:cf42e62a97dc 33 * @note
MikamiUitOpen 2:cf42e62a97dc 34 * It is only required to specify as many pin variables as is required
MikamiUitOpen 2:cf42e62a97dc 35 * for the bus; the rest will default to NC (not connected)
MikamiUitOpen 2:cf42e62a97dc 36 */
MikamiUitOpen 2:cf42e62a97dc 37 BusOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
MikamiUitOpen 2:cf42e62a97dc 38 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
MikamiUitOpen 2:cf42e62a97dc 39 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
MikamiUitOpen 2:cf42e62a97dc 40 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
MikamiUitOpen 2:cf42e62a97dc 41
MikamiUitOpen 2:cf42e62a97dc 42 BusOut(PinName pins[16]);
MikamiUitOpen 2:cf42e62a97dc 43
MikamiUitOpen 2:cf42e62a97dc 44 virtual ~BusOut();
MikamiUitOpen 2:cf42e62a97dc 45
MikamiUitOpen 2:cf42e62a97dc 46 /** Write the value to the output bus
MikamiUitOpen 2:cf42e62a97dc 47 *
MikamiUitOpen 2:cf42e62a97dc 48 * @param value An integer specifying a bit to write for every corresponding DigitalOut pin
MikamiUitOpen 2:cf42e62a97dc 49 */
MikamiUitOpen 2:cf42e62a97dc 50 void write(int value);
MikamiUitOpen 2:cf42e62a97dc 51
MikamiUitOpen 2:cf42e62a97dc 52 /** Read the value currently output on the bus
MikamiUitOpen 2:cf42e62a97dc 53 *
MikamiUitOpen 2:cf42e62a97dc 54 * @returns
MikamiUitOpen 2:cf42e62a97dc 55 * An integer with each bit corresponding to associated DigitalOut pin setting
MikamiUitOpen 2:cf42e62a97dc 56 */
MikamiUitOpen 2:cf42e62a97dc 57 int read();
MikamiUitOpen 2:cf42e62a97dc 58
MikamiUitOpen 2:cf42e62a97dc 59 /** Binary mask of bus pins connected to actual pins (not NC pins)
MikamiUitOpen 2:cf42e62a97dc 60 * If bus pin is in NC state make corresponding bit will be cleared (set to 0), else bit will be set to 1
MikamiUitOpen 2:cf42e62a97dc 61 *
MikamiUitOpen 2:cf42e62a97dc 62 * @returns
MikamiUitOpen 2:cf42e62a97dc 63 * Binary mask of connected pins
MikamiUitOpen 2:cf42e62a97dc 64 */
MikamiUitOpen 2:cf42e62a97dc 65 int mask() {
MikamiUitOpen 2:cf42e62a97dc 66 return _nc_mask;
MikamiUitOpen 2:cf42e62a97dc 67 }
MikamiUitOpen 2:cf42e62a97dc 68
MikamiUitOpen 2:cf42e62a97dc 69 #ifdef MBED_OPERATORS
MikamiUitOpen 2:cf42e62a97dc 70 /** A shorthand for write()
MikamiUitOpen 2:cf42e62a97dc 71 */
MikamiUitOpen 2:cf42e62a97dc 72 BusOut& operator= (int v);
MikamiUitOpen 2:cf42e62a97dc 73 BusOut& operator= (BusOut& rhs);
MikamiUitOpen 2:cf42e62a97dc 74
MikamiUitOpen 2:cf42e62a97dc 75 /** Access to particular bit in random-iterator fashion
MikamiUitOpen 2:cf42e62a97dc 76 */
MikamiUitOpen 2:cf42e62a97dc 77 DigitalOut& operator[] (int index);
MikamiUitOpen 2:cf42e62a97dc 78
MikamiUitOpen 2:cf42e62a97dc 79 /** A shorthand for read()
MikamiUitOpen 2:cf42e62a97dc 80 */
MikamiUitOpen 2:cf42e62a97dc 81 operator int();
MikamiUitOpen 2:cf42e62a97dc 82 #endif
MikamiUitOpen 2:cf42e62a97dc 83
MikamiUitOpen 2:cf42e62a97dc 84 protected:
MikamiUitOpen 2:cf42e62a97dc 85 DigitalOut* _pin[16];
MikamiUitOpen 2:cf42e62a97dc 86
MikamiUitOpen 2:cf42e62a97dc 87 /** Mask of bus's NC pins
MikamiUitOpen 2:cf42e62a97dc 88 * If bit[n] is set to 1 - pin is connected
MikamiUitOpen 2:cf42e62a97dc 89 * if bit[n] is cleared - pin is not connected (NC)
MikamiUitOpen 2:cf42e62a97dc 90 */
MikamiUitOpen 2:cf42e62a97dc 91 int _nc_mask;
MikamiUitOpen 2:cf42e62a97dc 92
MikamiUitOpen 2:cf42e62a97dc 93 /* disallow copy constructor and assignment operators */
MikamiUitOpen 2:cf42e62a97dc 94 private:
MikamiUitOpen 2:cf42e62a97dc 95 BusOut(const BusOut&);
MikamiUitOpen 2:cf42e62a97dc 96 BusOut & operator = (const BusOut&);
MikamiUitOpen 2:cf42e62a97dc 97 };
MikamiUitOpen 2:cf42e62a97dc 98
MikamiUitOpen 2:cf42e62a97dc 99 } // namespace mbed
MikamiUitOpen 2:cf42e62a97dc 100
MikamiUitOpen 2:cf42e62a97dc 101 #endif