不韋 呂 / F746_SD_GraphicEqualizer

Output the audio signal with filtering by graphic equalizer in the *.wav file on the SD card using onboard CODEC. SD カードの *.wav ファイルのオーディオ信号をグラフィック･イコライザを通して，ボードに搭載されているCODEC で出力する．

Dependencies:   F746_GUI F746_SAI_IO SD_PlayerSkeleton FrequencyResponseDrawer

mbed_src_STM32F7/api/BusOut.h@16:cbb726ac20d8, 2016-10-02 (annotated)

Committer:
MikamiUitOpen
Date:
Sun Oct 02 06:33:59 2016 +0000
Revision:
16:cbb726ac20d8
17

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 16:cbb726ac20d8 1 /* mbed Microcontroller Library
MikamiUitOpen 16:cbb726ac20d8 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 16:cbb726ac20d8 3 *
MikamiUitOpen 16:cbb726ac20d8 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 16:cbb726ac20d8 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 16:cbb726ac20d8 6 * You may obtain a copy of the License at
MikamiUitOpen 16:cbb726ac20d8 7 *
MikamiUitOpen 16:cbb726ac20d8 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 16:cbb726ac20d8 9 *
MikamiUitOpen 16:cbb726ac20d8 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 16:cbb726ac20d8 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 16:cbb726ac20d8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 16:cbb726ac20d8 13 * See the License for the specific language governing permissions and
MikamiUitOpen 16:cbb726ac20d8 14 * limitations under the License.
MikamiUitOpen 16:cbb726ac20d8 15 */
MikamiUitOpen 16:cbb726ac20d8 16 #ifndef MBED_BUSOUT_H
MikamiUitOpen 16:cbb726ac20d8 17 #define MBED_BUSOUT_H
MikamiUitOpen 16:cbb726ac20d8 18
MikamiUitOpen 16:cbb726ac20d8 19 #include "DigitalOut.h"
MikamiUitOpen 16:cbb726ac20d8 20
MikamiUitOpen 16:cbb726ac20d8 21 namespace mbed {
MikamiUitOpen 16:cbb726ac20d8 22
MikamiUitOpen 16:cbb726ac20d8 23 /** A digital output bus, used for setting the state of a collection of pins
MikamiUitOpen 16:cbb726ac20d8 24 */
MikamiUitOpen 16:cbb726ac20d8 25 class BusOut {
MikamiUitOpen 16:cbb726ac20d8 26
MikamiUitOpen 16:cbb726ac20d8 27 public:
MikamiUitOpen 16:cbb726ac20d8 28
MikamiUitOpen 16:cbb726ac20d8 29 /** Create an BusOut, connected to the specified pins
MikamiUitOpen 16:cbb726ac20d8 30 *
MikamiUitOpen 16:cbb726ac20d8 31 * @param p<n> DigitalOut pin to connect to bus bit <n> (p5-p30, NC)
MikamiUitOpen 16:cbb726ac20d8 32 *
MikamiUitOpen 16:cbb726ac20d8 33 * @note
MikamiUitOpen 16:cbb726ac20d8 34 * It is only required to specify as many pin variables as is required
MikamiUitOpen 16:cbb726ac20d8 35 * for the bus; the rest will default to NC (not connected)
MikamiUitOpen 16:cbb726ac20d8 36 */
MikamiUitOpen 16:cbb726ac20d8 37 BusOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
MikamiUitOpen 16:cbb726ac20d8 38 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
MikamiUitOpen 16:cbb726ac20d8 39 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
MikamiUitOpen 16:cbb726ac20d8 40 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
MikamiUitOpen 16:cbb726ac20d8 41
MikamiUitOpen 16:cbb726ac20d8 42 BusOut(PinName pins[16]);
MikamiUitOpen 16:cbb726ac20d8 43
MikamiUitOpen 16:cbb726ac20d8 44 virtual ~BusOut();
MikamiUitOpen 16:cbb726ac20d8 45
MikamiUitOpen 16:cbb726ac20d8 46 /** Write the value to the output bus
MikamiUitOpen 16:cbb726ac20d8 47 *
MikamiUitOpen 16:cbb726ac20d8 48 * @param value An integer specifying a bit to write for every corresponding DigitalOut pin
MikamiUitOpen 16:cbb726ac20d8 49 */
MikamiUitOpen 16:cbb726ac20d8 50 void write(int value);
MikamiUitOpen 16:cbb726ac20d8 51
MikamiUitOpen 16:cbb726ac20d8 52 /** Read the value currently output on the bus
MikamiUitOpen 16:cbb726ac20d8 53 *
MikamiUitOpen 16:cbb726ac20d8 54 * @returns
MikamiUitOpen 16:cbb726ac20d8 55 * An integer with each bit corresponding to associated DigitalOut pin setting
MikamiUitOpen 16:cbb726ac20d8 56 */
MikamiUitOpen 16:cbb726ac20d8 57 int read();
MikamiUitOpen 16:cbb726ac20d8 58
MikamiUitOpen 16:cbb726ac20d8 59 /** Binary mask of bus pins connected to actual pins (not NC pins)
MikamiUitOpen 16:cbb726ac20d8 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 16:cbb726ac20d8 61 *
MikamiUitOpen 16:cbb726ac20d8 62 * @returns
MikamiUitOpen 16:cbb726ac20d8 63 * Binary mask of connected pins
MikamiUitOpen 16:cbb726ac20d8 64 */
MikamiUitOpen 16:cbb726ac20d8 65 int mask() {
MikamiUitOpen 16:cbb726ac20d8 66 return _nc_mask;
MikamiUitOpen 16:cbb726ac20d8 67 }
MikamiUitOpen 16:cbb726ac20d8 68
MikamiUitOpen 16:cbb726ac20d8 69 #ifdef MBED_OPERATORS
MikamiUitOpen 16:cbb726ac20d8 70 /** A shorthand for write()
MikamiUitOpen 16:cbb726ac20d8 71 */
MikamiUitOpen 16:cbb726ac20d8 72 BusOut& operator= (int v);
MikamiUitOpen 16:cbb726ac20d8 73 BusOut& operator= (BusOut& rhs);
MikamiUitOpen 16:cbb726ac20d8 74
MikamiUitOpen 16:cbb726ac20d8 75 /** Access to particular bit in random-iterator fashion
MikamiUitOpen 16:cbb726ac20d8 76 */
MikamiUitOpen 16:cbb726ac20d8 77 DigitalOut& operator[] (int index);
MikamiUitOpen 16:cbb726ac20d8 78
MikamiUitOpen 16:cbb726ac20d8 79 /** A shorthand for read()
MikamiUitOpen 16:cbb726ac20d8 80 */
MikamiUitOpen 16:cbb726ac20d8 81 operator int();
MikamiUitOpen 16:cbb726ac20d8 82 #endif
MikamiUitOpen 16:cbb726ac20d8 83
MikamiUitOpen 16:cbb726ac20d8 84 protected:
MikamiUitOpen 16:cbb726ac20d8 85 DigitalOut* _pin[16];
MikamiUitOpen 16:cbb726ac20d8 86
MikamiUitOpen 16:cbb726ac20d8 87 /** Mask of bus's NC pins
MikamiUitOpen 16:cbb726ac20d8 88 * If bit[n] is set to 1 - pin is connected
MikamiUitOpen 16:cbb726ac20d8 89 * if bit[n] is cleared - pin is not connected (NC)
MikamiUitOpen 16:cbb726ac20d8 90 */
MikamiUitOpen 16:cbb726ac20d8 91 int _nc_mask;
MikamiUitOpen 16:cbb726ac20d8 92
MikamiUitOpen 16:cbb726ac20d8 93 /* disallow copy constructor and assignment operators */
MikamiUitOpen 16:cbb726ac20d8 94 private:
MikamiUitOpen 16:cbb726ac20d8 95 BusOut(const BusOut&);
MikamiUitOpen 16:cbb726ac20d8 96 BusOut & operator = (const BusOut&);
MikamiUitOpen 16:cbb726ac20d8 97 };
MikamiUitOpen 16:cbb726ac20d8 98
MikamiUitOpen 16:cbb726ac20d8 99 } // namespace mbed
MikamiUitOpen 16:cbb726ac20d8 100
MikamiUitOpen 16:cbb726ac20d8 101 #endif