不韋 呂 / Mbed 2 deprecated F746_AudioIO_Demo

Demo program of SAI_IO class for audio signal input and output. DISCO-F746 搭載の CODEC (WM8994) を使ってオーディオ信号の入出力を行うための SAI_IO クラスの使用例．

Dependencies:   BSP_DISCO_F746NG F746_GUI F746_SAI_IO LCD_DISCO_F746NG TS_DISCO_F746NG mbed

main.cpp@4:0beea5d9a205, 2016-07-23 (annotated)

Committer:
MikamiUitOpen
Date:
Sat Jul 23 06:14:23 2016 +0000
Revision:
4:0beea5d9a205
Parent:
3:68f16dc80b68
Child:
5:d12a1fcf5ad1
5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 4:0beea5d9a205 1 //---------------------------------------------------
MikamiUitOpen 4:0beea5d9a205 2 // CODEC を使い，MEMS マイクから入力した信号をそのまま
MikamiUitOpen 0:089c5e022aa8 3 // リアルタイムでヘッドフォン出力 (CN10) へ出力する
MikamiUitOpen 0:089c5e022aa8 4 //
MikamiUitOpen 4:0beea5d9a205 5 // 2016/07/23, Copyright (c) 2016 MIKAMI, Naoki
MikamiUitOpen 4:0beea5d9a205 6 //---------------------------------------------------
MikamiUitOpen 0:089c5e022aa8 7
MikamiUitOpen 4:0beea5d9a205 8 #include "F746_GUI.hpp"
MikamiUitOpen 0:089c5e022aa8 9 #include "WaveformDisplay.hpp"
MikamiUitOpen 0:089c5e022aa8 10
MikamiUitOpen 0:089c5e022aa8 11 #include "SAI_InOut.hpp"
MikamiUitOpen 0:089c5e022aa8 12 using namespace Mikami;
MikamiUitOpen 0:089c5e022aa8 13
MikamiUitOpen 0:089c5e022aa8 14 int main()
MikamiUitOpen 0:089c5e022aa8 15 {
MikamiUitOpen 0:089c5e022aa8 16 const uint32_t BACK_COLOR = GuiBase::ENUM_BACK;
MikamiUitOpen 0:089c5e022aa8 17 const uint32_t AXIS_COLOR = 0xFFCCFFFF;
MikamiUitOpen 0:089c5e022aa8 18 const uint32_t LINE_COLOR = LCD_COLOR_CYAN;
MikamiUitOpen 0:089c5e022aa8 19
MikamiUitOpen 0:089c5e022aa8 20 const uint32_t N_DATA = 400;
MikamiUitOpen 4:0beea5d9a205 21 SaiIO mySai(SaiIO::BOTH, N_DATA, I2S_AUDIOFREQ_16K,
MikamiUitOpen 4:0beea5d9a205 22 INPUT_DEVICE_DIGITAL_MICROPHONE_2);
MikamiUitOpen 4:0beea5d9a205 23
MikamiUitOpen 0:089c5e022aa8 24
MikamiUitOpen 0:089c5e022aa8 25 LCD_DISCO_F746NG *lcd = GuiBase::GetLcdPtr();
MikamiUitOpen 0:089c5e022aa8 26 lcd->Clear(BACK_COLOR);
MikamiUitOpen 0:089c5e022aa8 27
MikamiUitOpen 4:0beea5d9a205 28 Label labelTitle(240, 10, "Demo of Audio I/O 18:48", Label::CENTER, Font16);
MikamiUitOpen 3:68f16dc80b68 29
MikamiUitOpen 2:034168531ce0 30 const uint16_t BG_LEFT = 370;
MikamiUitOpen 2:034168531ce0 31 const uint16_t BG_WIDTH = 110;
MikamiUitOpen 0:089c5e022aa8 32 const uint16_t BG_HEIGHT = 40;
MikamiUitOpen 0:089c5e022aa8 33
MikamiUitOpen 3:68f16dc80b68 34 ButtonGroup runStop(BG_LEFT, 230, BG_WIDTH/2, BG_HEIGHT,
MikamiUitOpen 4:0beea5d9a205 35 2, (string[]){"RUN", "STOP"}, 0, 0, 2, 0);
MikamiUitOpen 0:089c5e022aa8 36
MikamiUitOpen 0:089c5e022aa8 37 lcd->SetTextColor(LCD_COLOR_WHITE);
MikamiUitOpen 0:089c5e022aa8 38 lcd->SetFont(&Font16);
MikamiUitOpen 0:089c5e022aa8 39
MikamiUitOpen 0:089c5e022aa8 40 const int X_WAV = 30; // Origin for x axis of waveform
MikamiUitOpen 4:0beea5d9a205 41 const int Y_WAV = 80; // Origin for y axis of waveform
MikamiUitOpen 0:089c5e022aa8 42 WaveformDisplay waveDispL(lcd, X_WAV, Y_WAV, N_DATA, 7,
MikamiUitOpen 0:089c5e022aa8 43 AXIS_COLOR, LINE_COLOR, BACK_COLOR);
MikamiUitOpen 4:0beea5d9a205 44 WaveformDisplay waveDispR(lcd, X_WAV, Y_WAV+80, N_DATA, 7,
MikamiUitOpen 0:089c5e022aa8 45 AXIS_COLOR, LINE_COLOR, BACK_COLOR);
MikamiUitOpen 0:089c5e022aa8 46 Label labelL(445, Y_WAV- 8, "L", Label::LEFT, Font16);
MikamiUitOpen 4:0beea5d9a205 47 Label labelR(445, Y_WAV+72, "R", Label::LEFT, Font16);
MikamiUitOpen 0:089c5e022aa8 48
MikamiUitOpen 0:089c5e022aa8 49 int16_t snL[N_DATA];
MikamiUitOpen 0:089c5e022aa8 50 int16_t snR[N_DATA];
MikamiUitOpen 0:089c5e022aa8 51 bool on = true;
MikamiUitOpen 0:089c5e022aa8 52
MikamiUitOpen 1:7400dd732dbc 53 mySai.RecordIn();
MikamiUitOpen 1:7400dd732dbc 54 mySai.PlayOut();
MikamiUitOpen 3:68f16dc80b68 55 bool run = true; // run
MikamiUitOpen 1:7400dd732dbc 56
MikamiUitOpen 4:0beea5d9a205 57 while (true)
MikamiUitOpen 0:089c5e022aa8 58 {
MikamiUitOpen 0:089c5e022aa8 59 int sw = 0;
MikamiUitOpen 3:68f16dc80b68 60 if (runStop.GetTouchedNumber(sw))
MikamiUitOpen 3:68f16dc80b68 61 {
MikamiUitOpen 0:089c5e022aa8 62 on = (sw == 0) ? true : false;
MikamiUitOpen 3:68f16dc80b68 63 if (on && !run) mySai.ResumeOut();
MikamiUitOpen 3:68f16dc80b68 64 if (!on && run) mySai.PauseOut();
MikamiUitOpen 3:68f16dc80b68 65 run = on;
MikamiUitOpen 3:68f16dc80b68 66 }
MikamiUitOpen 0:089c5e022aa8 67
MikamiUitOpen 0:089c5e022aa8 68 if (mySai.IsCompleted())
MikamiUitOpen 0:089c5e022aa8 69 {
MikamiUitOpen 0:089c5e022aa8 70 for (int n=0; n<mySai.GetLength(); n++)
MikamiUitOpen 0:089c5e022aa8 71 {
MikamiUitOpen 0:089c5e022aa8 72 int16_t xL;
MikamiUitOpen 0:089c5e022aa8 73 int16_t xR;
MikamiUitOpen 0:089c5e022aa8 74 mySai.Input(xL, xR);
MikamiUitOpen 0:089c5e022aa8 75 snL[n] = xL; // 入力波形のモニタのため
MikamiUitOpen 0:089c5e022aa8 76 snR[n] = xR; // 入力波形のモニタのため
MikamiUitOpen 0:089c5e022aa8 77
MikamiUitOpen 0:089c5e022aa8 78 //----------------------------------------
MikamiUitOpen 0:089c5e022aa8 79 // ここにディジタルフィルタなどの処理を書く
MikamiUitOpen 0:089c5e022aa8 80 int16_t yL = xL; // through の場合
MikamiUitOpen 0:089c5e022aa8 81 int16_t yR = xR; // through の場合
MikamiUitOpen 0:089c5e022aa8 82 //----------------------------------------
MikamiUitOpen 0:089c5e022aa8 83
MikamiUitOpen 0:089c5e022aa8 84 mySai.Output(yL, yR);
MikamiUitOpen 0:089c5e022aa8 85 }
MikamiUitOpen 0:089c5e022aa8 86 if (on)
MikamiUitOpen 0:089c5e022aa8 87 {
MikamiUitOpen 0:089c5e022aa8 88 waveDispL.Execute(snL);
MikamiUitOpen 0:089c5e022aa8 89 waveDispR.Execute(snR);
MikamiUitOpen 0:089c5e022aa8 90 }
MikamiUitOpen 0:089c5e022aa8 91 mySai.Reset();
MikamiUitOpen 0:089c5e022aa8 92 }
MikamiUitOpen 0:089c5e022aa8 93 }
MikamiUitOpen 0:089c5e022aa8 94 }