不韋 呂 / Mbed 2 deprecated CQ_DigitalFilterLab_ADC

CQエレクトロニクス･セミナ「実習・マイコンを動かしながら学ぶディジタル･フィルタ」で使うプログラムを，入力として STM32F746 の内蔵 ADC を使うように変更したもの． http://seminar.cqpub.co.jp/ccm/ES18-0020

Dependencies:   mbed Array_Matrix BSP_DISCO_F746NG LCD_DISCO_F746NG TS_DISCO_F746NG

F746_SAI_IO_New/BSP_AudioIn_Overwrite.cpp@1:501a83a5ee9d, 2017-11-08 (annotated)

Committer:
MikamiUitOpen
Date:
Wed Nov 08 11:43:52 2017 +0000
Revision:
1:501a83a5ee9d
Parent:
0:ab7a35d87173 
2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:ab7a35d87173 1 //------------------------------------------------------------------------------
MikamiUitOpen 0:ab7a35d87173 2 // Overwrite functuions and define calback function
MikamiUitOpen 0:ab7a35d87173 3 // for functions in stm32746g_discovery_audio.cpp
MikamiUitOpen 0:ab7a35d87173 4 //
MikamiUitOpen 0:ab7a35d87173 5 // Original version: BSP_overwrite.cpp by Nanase
MikamiUitOpen 0:ab7a35d87173 6 // https://developer.mbed.org/users/nanase/code/DISCO-F746NG_Oscilloscope/
MikamiUitOpen 0:ab7a35d87173 7 //------------------------------------------------------------------------------
MikamiUitOpen 0:ab7a35d87173 8
MikamiUitOpen 0:ab7a35d87173 9 #include "BSP_AudioIn_Overwrite.hpp"
MikamiUitOpen 0:ab7a35d87173 10
MikamiUitOpen 0:ab7a35d87173 11 // These three callback functions are modyfied by Mikami
MikamiUitOpen 0:ab7a35d87173 12 void BSP_AUDIO_IN_HalfTransfer_CallBack()
MikamiUitOpen 0:ab7a35d87173 13 {
MikamiUitOpen 0:ab7a35d87173 14 Mikami::SaiIO::Captured1st();
MikamiUitOpen 0:ab7a35d87173 15 }
MikamiUitOpen 0:ab7a35d87173 16
MikamiUitOpen 0:ab7a35d87173 17 void BSP_AUDIO_IN_TransferComplete_CallBack()
MikamiUitOpen 0:ab7a35d87173 18 {
MikamiUitOpen 0:ab7a35d87173 19 Mikami::SaiIO::Captured2nd();
MikamiUitOpen 0:ab7a35d87173 20 }
MikamiUitOpen 0:ab7a35d87173 21
MikamiUitOpen 0:ab7a35d87173 22 void BSP_AUDIO_IN_Error_CallBack()
MikamiUitOpen 0:ab7a35d87173 23 {
MikamiUitOpen 0:ab7a35d87173 24 Mikami::SaiIO::ErrorTrap();
MikamiUitOpen 0:ab7a35d87173 25 }
MikamiUitOpen 0:ab7a35d87173 26
MikamiUitOpen 0:ab7a35d87173 27 //--------------------------------------------------------------
MikamiUitOpen 0:ab7a35d87173 28 // Followings are original by Nanase
MikamiUitOpen 0:ab7a35d87173 29 //--------------------------------------------------------------
MikamiUitOpen 0:ab7a35d87173 30
MikamiUitOpen 0:ab7a35d87173 31 DMA_HandleTypeDef hdma_sai_rx;
MikamiUitOpen 0:ab7a35d87173 32
MikamiUitOpen 0:ab7a35d87173 33 void AUDIO_IN_SAIx_DMAx_IRQHandler()
MikamiUitOpen 0:ab7a35d87173 34 {
MikamiUitOpen 0:ab7a35d87173 35 HAL_DMA_IRQHandler(&hdma_sai_rx);
MikamiUitOpen 0:ab7a35d87173 36 }
MikamiUitOpen 0:ab7a35d87173 37
MikamiUitOpen 0:ab7a35d87173 38 void BSP_AUDIO_IN_MspInit(SAI_HandleTypeDef *hsai, void *Params)
MikamiUitOpen 0:ab7a35d87173 39 {
MikamiUitOpen 0:ab7a35d87173 40 GPIO_InitTypeDef gpio_init_structure;
MikamiUitOpen 0:ab7a35d87173 41
MikamiUitOpen 0:ab7a35d87173 42 /* Enable SAI clock */
MikamiUitOpen 0:ab7a35d87173 43 AUDIO_IN_SAIx_CLK_ENABLE();
MikamiUitOpen 0:ab7a35d87173 44
MikamiUitOpen 0:ab7a35d87173 45 /* Enable SD GPIO clock */
MikamiUitOpen 0:ab7a35d87173 46 AUDIO_IN_SAIx_SD_ENABLE();
MikamiUitOpen 0:ab7a35d87173 47 /* CODEC_SAI pin configuration: SD pin */
MikamiUitOpen 0:ab7a35d87173 48 gpio_init_structure.Pin = AUDIO_IN_SAIx_SD_PIN;
MikamiUitOpen 0:ab7a35d87173 49 gpio_init_structure.Mode = GPIO_MODE_AF_PP;
MikamiUitOpen 0:ab7a35d87173 50 gpio_init_structure.Pull = GPIO_NOPULL;
MikamiUitOpen 0:ab7a35d87173 51 gpio_init_structure.Speed = GPIO_SPEED_FAST;
MikamiUitOpen 0:ab7a35d87173 52 gpio_init_structure.Alternate = AUDIO_IN_SAIx_SD_AF;
MikamiUitOpen 0:ab7a35d87173 53 HAL_GPIO_Init(AUDIO_IN_SAIx_SD_GPIO_PORT, &gpio_init_structure);
MikamiUitOpen 0:ab7a35d87173 54
MikamiUitOpen 0:ab7a35d87173 55 /* Enable Audio INT GPIO clock */
MikamiUitOpen 0:ab7a35d87173 56 AUDIO_IN_INT_GPIO_ENABLE();
MikamiUitOpen 0:ab7a35d87173 57 /* Audio INT pin configuration: input */
MikamiUitOpen 0:ab7a35d87173 58 gpio_init_structure.Pin = AUDIO_IN_INT_GPIO_PIN;
MikamiUitOpen 0:ab7a35d87173 59 gpio_init_structure.Mode = GPIO_MODE_INPUT;
MikamiUitOpen 0:ab7a35d87173 60 gpio_init_structure.Pull = GPIO_NOPULL;
MikamiUitOpen 0:ab7a35d87173 61 gpio_init_structure.Speed = GPIO_SPEED_FAST;
MikamiUitOpen 0:ab7a35d87173 62 HAL_GPIO_Init(AUDIO_IN_INT_GPIO_PORT, &gpio_init_structure);
MikamiUitOpen 0:ab7a35d87173 63
MikamiUitOpen 0:ab7a35d87173 64 /* Enable the DMA clock */
MikamiUitOpen 0:ab7a35d87173 65 AUDIO_IN_SAIx_DMAx_CLK_ENABLE();
MikamiUitOpen 0:ab7a35d87173 66
MikamiUitOpen 0:ab7a35d87173 67 if(hsai->Instance == AUDIO_IN_SAIx)
MikamiUitOpen 0:ab7a35d87173 68 {
MikamiUitOpen 0:ab7a35d87173 69 /* Configure the hdma_sai_rx handle parameters */
MikamiUitOpen 0:ab7a35d87173 70 hdma_sai_rx.Init.Channel = AUDIO_IN_SAIx_DMAx_CHANNEL;
MikamiUitOpen 0:ab7a35d87173 71 hdma_sai_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
MikamiUitOpen 0:ab7a35d87173 72 hdma_sai_rx.Init.PeriphInc = DMA_PINC_DISABLE;
MikamiUitOpen 0:ab7a35d87173 73 hdma_sai_rx.Init.MemInc = DMA_MINC_ENABLE;
MikamiUitOpen 0:ab7a35d87173 74 hdma_sai_rx.Init.PeriphDataAlignment = AUDIO_IN_SAIx_DMAx_PERIPH_DATA_SIZE;
MikamiUitOpen 0:ab7a35d87173 75 hdma_sai_rx.Init.MemDataAlignment = AUDIO_IN_SAIx_DMAx_MEM_DATA_SIZE;
MikamiUitOpen 0:ab7a35d87173 76 hdma_sai_rx.Init.Mode = DMA_CIRCULAR;
MikamiUitOpen 0:ab7a35d87173 77 hdma_sai_rx.Init.Priority = DMA_PRIORITY_HIGH;
MikamiUitOpen 0:ab7a35d87173 78 hdma_sai_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
MikamiUitOpen 0:ab7a35d87173 79 hdma_sai_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
MikamiUitOpen 0:ab7a35d87173 80 hdma_sai_rx.Init.MemBurst = DMA_MBURST_SINGLE;
MikamiUitOpen 0:ab7a35d87173 81 hdma_sai_rx.Init.PeriphBurst = DMA_MBURST_SINGLE;
MikamiUitOpen 0:ab7a35d87173 82
MikamiUitOpen 0:ab7a35d87173 83 hdma_sai_rx.Instance = AUDIO_IN_SAIx_DMAx_STREAM;
MikamiUitOpen 0:ab7a35d87173 84
MikamiUitOpen 0:ab7a35d87173 85 /* Associate the DMA handle */
MikamiUitOpen 0:ab7a35d87173 86 __HAL_LINKDMA(hsai, hdmarx, hdma_sai_rx);
MikamiUitOpen 0:ab7a35d87173 87
MikamiUitOpen 0:ab7a35d87173 88 /* Deinitialize the Stream for new transfer */
MikamiUitOpen 0:ab7a35d87173 89 HAL_DMA_DeInit(&hdma_sai_rx);
MikamiUitOpen 0:ab7a35d87173 90
MikamiUitOpen 0:ab7a35d87173 91 /* Configure the DMA Stream */
MikamiUitOpen 0:ab7a35d87173 92 HAL_DMA_Init(&hdma_sai_rx);
MikamiUitOpen 0:ab7a35d87173 93 }
MikamiUitOpen 0:ab7a35d87173 94
MikamiUitOpen 0:ab7a35d87173 95 /* SAI DMA IRQ Channel configuration */
MikamiUitOpen 0:ab7a35d87173 96 HAL_NVIC_SetPriority(AUDIO_IN_SAIx_DMAx_IRQ, AUDIO_IN_IRQ_PREPRIO, 0);
MikamiUitOpen 0:ab7a35d87173 97 HAL_NVIC_EnableIRQ(AUDIO_IN_SAIx_DMAx_IRQ);
MikamiUitOpen 0:ab7a35d87173 98
MikamiUitOpen 0:ab7a35d87173 99 /* Audio INT IRQ Channel configuration */
MikamiUitOpen 0:ab7a35d87173 100 HAL_NVIC_SetPriority(AUDIO_IN_INT_IRQ, AUDIO_IN_IRQ_PREPRIO, 0);
MikamiUitOpen 0:ab7a35d87173 101 HAL_NVIC_EnableIRQ(AUDIO_IN_INT_IRQ);
MikamiUitOpen 0:ab7a35d87173 102 }