Audio-Beispiel
Dependencies: mbed X_NUCLEO_CCA01M1
main.cpp@9:34ebb3f5a2ad, 2017-05-15 (annotated)
- Committer:
- Davidroid
- Date:
- Mon May 15 15:51:10 2017 +0000
- Revision:
- 9:34ebb3f5a2ad
- Parent:
- 7:94e3191477c5
Simple test application for the STMicroelectronics X-NUCLEO-CCA01M1 MEMS Microphones Expansion Board, built against mbed classic.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
nikapov | 0:8d09369ca839 | 1 | /** |
nikapov | 0:8d09369ca839 | 2 | ****************************************************************************** |
nikapov | 0:8d09369ca839 | 3 | * @file main.cpp |
nikapov | 0:8d09369ca839 | 4 | * @author Davide Aliprandi, STMicroelectronics |
nikapov | 0:8d09369ca839 | 5 | * @version V1.0.0 |
nikapov | 0:8d09369ca839 | 6 | * @date March 25th, 2016 |
nikapov | 0:8d09369ca839 | 7 | * @brief mbed test application for the STMicroelectronics X-NUCLEO-CCA01M1 |
nikapov | 0:8d09369ca839 | 8 | * Sound Terminal Expansion Board. |
nikapov | 0:8d09369ca839 | 9 | ****************************************************************************** |
nikapov | 0:8d09369ca839 | 10 | * @attention |
nikapov | 0:8d09369ca839 | 11 | * |
nikapov | 0:8d09369ca839 | 12 | * <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> |
nikapov | 0:8d09369ca839 | 13 | * |
nikapov | 0:8d09369ca839 | 14 | * Redistribution and use in source and binary forms, with or without modification, |
nikapov | 0:8d09369ca839 | 15 | * are permitted provided that the following conditions are met: |
nikapov | 0:8d09369ca839 | 16 | * 1. Redistributions of source code must retain the above copyright notice, |
nikapov | 0:8d09369ca839 | 17 | * this list of conditions and the following disclaimer. |
nikapov | 0:8d09369ca839 | 18 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
nikapov | 0:8d09369ca839 | 19 | * this list of conditions and the following disclaimer in the documentation |
nikapov | 0:8d09369ca839 | 20 | * and/or other materials provided with the distribution. |
nikapov | 0:8d09369ca839 | 21 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
nikapov | 0:8d09369ca839 | 22 | * may be used to endorse or promote products derived from this software |
nikapov | 0:8d09369ca839 | 23 | * without specific prior written permission. |
nikapov | 0:8d09369ca839 | 24 | * |
nikapov | 0:8d09369ca839 | 25 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
nikapov | 0:8d09369ca839 | 26 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
nikapov | 0:8d09369ca839 | 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
nikapov | 0:8d09369ca839 | 28 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
nikapov | 0:8d09369ca839 | 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
nikapov | 0:8d09369ca839 | 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
nikapov | 0:8d09369ca839 | 31 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
nikapov | 0:8d09369ca839 | 32 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
nikapov | 0:8d09369ca839 | 33 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
nikapov | 0:8d09369ca839 | 34 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
nikapov | 0:8d09369ca839 | 35 | * |
nikapov | 0:8d09369ca839 | 36 | ****************************************************************************** |
nikapov | 0:8d09369ca839 | 37 | */ |
nikapov | 0:8d09369ca839 | 38 | |
nikapov | 0:8d09369ca839 | 39 | |
nikapov | 0:8d09369ca839 | 40 | /* Includes ------------------------------------------------------------------*/ |
nikapov | 0:8d09369ca839 | 41 | |
nikapov | 0:8d09369ca839 | 42 | /* mbed specific header files. */ |
nikapov | 0:8d09369ca839 | 43 | #include "mbed.h" |
nikapov | 0:8d09369ca839 | 44 | |
nikapov | 0:8d09369ca839 | 45 | |
nikapov | 0:8d09369ca839 | 46 | #if DEVICE_I2S |
nikapov | 0:8d09369ca839 | 47 | |
nikapov | 0:8d09369ca839 | 48 | /* Helper header files. */ |
nikapov | 0:8d09369ca839 | 49 | #include "DevI2C.h" |
nikapov | 0:8d09369ca839 | 50 | |
nikapov | 0:8d09369ca839 | 51 | /* Component specific header files. */ |
davide.aliprandi@st.com | 5:ac729170df5f | 52 | #include "STA350BW.h" |
nikapov | 0:8d09369ca839 | 53 | |
nikapov | 0:8d09369ca839 | 54 | /* My song header file. */ |
nikapov | 0:8d09369ca839 | 55 | #include "my_song.h" |
nikapov | 0:8d09369ca839 | 56 | |
nikapov | 0:8d09369ca839 | 57 | |
nikapov | 0:8d09369ca839 | 58 | /* Definitions ---------------------------------------------------------------*/ |
nikapov | 0:8d09369ca839 | 59 | |
nikapov | 0:8d09369ca839 | 60 | /* Events. */ |
nikapov | 0:8d09369ca839 | 61 | #define PLAY_STOP_EVENT (0x1) |
nikapov | 0:8d09369ca839 | 62 | |
nikapov | 0:8d09369ca839 | 63 | |
nikapov | 0:8d09369ca839 | 64 | /* Variables -----------------------------------------------------------------*/ |
nikapov | 0:8d09369ca839 | 65 | |
nikapov | 0:8d09369ca839 | 66 | /* Initialization parameters. */ |
Davidroid | 7:94e3191477c5 | 67 | STA350BW_init_t init = |
nikapov | 0:8d09369ca839 | 68 | { |
nikapov | 0:8d09369ca839 | 69 | 32000, /* Default Sampling Frequency [Hz]. */ |
nikapov | 0:8d09369ca839 | 70 | 100 /* Default Volume. */ |
nikapov | 0:8d09369ca839 | 71 | }; |
nikapov | 0:8d09369ca839 | 72 | |
nikapov | 0:8d09369ca839 | 73 | /* Sound Terminal Component. */ |
nikapov | 0:8d09369ca839 | 74 | STA350BW *sound_terminal; |
nikapov | 0:8d09369ca839 | 75 | |
nikapov | 0:8d09369ca839 | 76 | |
nikapov | 0:8d09369ca839 | 77 | /* Functions -----------------------------------------------------------------*/ |
nikapov | 0:8d09369ca839 | 78 | |
nikapov | 0:8d09369ca839 | 79 | /** |
nikapov | 0:8d09369ca839 | 80 | * @brief Entry point function of mbedOS. |
nikapov | 0:8d09369ca839 | 81 | * @param None |
nikapov | 0:8d09369ca839 | 82 | * @retval None |
nikapov | 0:8d09369ca839 | 83 | */ |
nikapov | 0:8d09369ca839 | 84 | int main(void) |
nikapov | 0:8d09369ca839 | 85 | { |
nikapov | 0:8d09369ca839 | 86 | /*----- Initialization. -----*/ |
nikapov | 0:8d09369ca839 | 87 | |
nikapov | 0:8d09369ca839 | 88 | /* Initializing I2C bus. */ |
Davidroid | 4:6bb9e11d322b | 89 | DevI2C *dev_i2c = new DevI2C(PB_9, PB_8); |
nikapov | 0:8d09369ca839 | 90 | |
nikapov | 0:8d09369ca839 | 91 | /* Initializing Sound Terminal Component. */ |
nikapov | 0:8d09369ca839 | 92 | #ifndef USE_I2S2 |
nikapov | 0:8d09369ca839 | 93 | sound_terminal = new STA350BW(PA_10, STA350BW_ADDRESS_1, *dev_i2c, PB_15, PB_13, PB_12, NC, PC_6); |
nikapov | 0:8d09369ca839 | 94 | #else |
nikapov | 0:8d09369ca839 | 95 | sound_terminal = new STA350BW(PA_10, STA350BW_ADDRESS_2, *dev_i2c, PC_12, PC_10, PA_4, NC, PC_7); |
nikapov | 0:8d09369ca839 | 96 | #endif |
davide.aliprandi@st.com | 5:ac729170df5f | 97 | if (sound_terminal->init(&init) != COMPONENT_OK) |
nikapov | 0:8d09369ca839 | 98 | { |
nikapov | 0:8d09369ca839 | 99 | error("Initialization of the Sound Terminal Expansion Board failed.\r\n"); |
nikapov | 0:8d09369ca839 | 100 | exit(EXIT_FAILURE); |
nikapov | 0:8d09369ca839 | 101 | } |
nikapov | 0:8d09369ca839 | 102 | |
nikapov | 0:8d09369ca839 | 103 | /* Setting Sound Terminal Component's parameters. */ |
davide.aliprandi@st.com | 5:ac729170df5f | 104 | sound_terminal->set_frequency(MY_SONG_AUDIO_FREQUENCY); |
davide.aliprandi@st.com | 5:ac729170df5f | 105 | sound_terminal->set_volume(STA350BW_CHANNEL_MASTER, 60); |
nikapov | 0:8d09369ca839 | 106 | |
nikapov | 0:8d09369ca839 | 107 | /* Printing to the console. */ |
nikapov | 0:8d09369ca839 | 108 | printf("Sound Terminal Application Example\r\n\n"); |
nikapov | 0:8d09369ca839 | 109 | |
nikapov | 0:8d09369ca839 | 110 | |
nikapov | 0:8d09369ca839 | 111 | /*----- Playing. -----*/ |
nikapov | 0:8d09369ca839 | 112 | |
nikapov | 0:8d09369ca839 | 113 | /* Printing to the console. */ |
nikapov | 0:8d09369ca839 | 114 | printf("--> Playing...\r\n"); |
davide.aliprandi@st.com | 5:ac729170df5f | 115 | sound_terminal->play((int16_t *) my_song, (uint16_t) sizeof(my_song), true); |
Davidroid | 9:34ebb3f5a2ad | 116 | |
Davidroid | 9:34ebb3f5a2ad | 117 | /* Dispatching forever the I2S queue. */ |
Davidroid | 9:34ebb3f5a2ad | 118 | I2S::i2s_bh_queue.dispatch_forever(); |
nikapov | 0:8d09369ca839 | 119 | } |
nikapov | 0:8d09369ca839 | 120 | |
nikapov | 0:8d09369ca839 | 121 | #else // DEVICE_I2S |
nikapov | 0:8d09369ca839 | 122 | |
nikapov | 0:8d09369ca839 | 123 | int main(void) |
nikapov | 0:8d09369ca839 | 124 | { |
nikapov | 0:8d09369ca839 | 125 | printf("The target does not support I2S API.\r\n"); |
nikapov | 0:8d09369ca839 | 126 | } |
nikapov | 0:8d09369ca839 | 127 | |
nikapov | 0:8d09369ca839 | 128 | #endif // DEVICE_I2S |