mirror of
https://github.com/ArteryTek/AT32F413_Firmware_Library.git
synced 2026-05-21 09:22:02 +00:00
update version to v2.0.4
This commit is contained in:
@@ -1,17 +1,17 @@
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/**
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**************************************************************************
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* @file audio_class.c
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* @version v2.0.3
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* @date 2022-02-11
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* @version v2.0.4
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* @date 2022-04-02
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* @brief usb audio class type
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**************************************************************************
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* Copyright notice & Disclaimer
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*
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* The software Board Support Package (BSP) that is made available to
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* The software Board Support Package (BSP) that is made available to
|
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* software is governed by this copyright notice and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
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@@ -31,11 +31,11 @@
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/** @addtogroup AT32F413_middlewares_usbd_class
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* @{
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*/
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/** @defgroup USB_audio_class
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* @brief usb device class audio demo
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* @{
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*/
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*/
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/** @defgroup USB_audio_class_private_functions
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* @{
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@@ -62,7 +62,7 @@ static void audio_set_interface(void *udev, usb_setup_type *setup);
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usb_audio_type audio_struct = {0, 0, 0, 0, 0, 0x1400, 0, 0, 0, {0x0000, 0x1400, 0x33}, {0x0000, 0x1400, 0x33}, 0, 0};
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/* usb device class handler */
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usbd_class_handler audio_class_handler =
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usbd_class_handler audio_class_handler =
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{
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class_init_handler,
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class_clear_handler,
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@@ -79,7 +79,7 @@ usbd_class_handler audio_class_handler =
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/**
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* @brief initialize usb custom hid endpoint
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* @param udev: usb device core handler type
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_init_handler(void *udev)
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{
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@@ -88,47 +88,47 @@ static usb_sts_type class_init_handler(void *udev)
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usb_audio_type *paudio = (usb_audio_type *)pudev->class_handler->pdata;
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/* enable microphone in endpoint double buffer mode */
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usbd_ept_dbuffer_enable(pudev, USBD_AUDIO_MIC_IN_EPT);
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/* open microphone in endpoint */
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usbd_ept_open(pudev, USBD_AUDIO_MIC_IN_EPT, EPT_ISO_TYPE, AUDIO_MIC_IN_MAXPACKET_SIZE);
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/* enable speaker out endpoint double buffer mode */
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usbd_ept_dbuffer_enable(pudev, USBD_AUDIO_SPK_OUT_EPT);
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/* open speaker out endpoint */
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usbd_ept_open(pudev, USBD_AUDIO_SPK_OUT_EPT, EPT_ISO_TYPE, AUDIO_SPK_OUT_MAXPACKET_SIZE);
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/* enable speaker feedback endpoint double buffer mode */
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usbd_ept_dbuffer_enable(pudev, USBD_AUDIO_FEEDBACK_EPT);
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/* open speaker feedback endpoint */
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usbd_ept_open(pudev, USBD_AUDIO_FEEDBACK_EPT, EPT_ISO_TYPE, AUDIO_FEEDBACK_MAXPACKET_SIZE);
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/* start receive speaker out data */
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usbd_ept_recv(pudev, USBD_AUDIO_SPK_OUT_EPT, paudio->audio_spk_data, AUDIO_SPK_OUT_MAXPACKET_SIZE);
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return status;
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}
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/**
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* @brief clear endpoint or other state
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* @param udev: usb device core handler type
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_clear_handler(void *udev)
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{
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usb_sts_type status = USB_OK;
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usbd_core_type *pudev = (usbd_core_type *)udev;
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/* close in endpoint */
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usbd_ept_close(pudev, USBD_AUDIO_MIC_IN_EPT);
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/* close in endpoint */
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usbd_ept_close(pudev, USBD_AUDIO_FEEDBACK_EPT);
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/* close out endpoint */
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usbd_ept_close(pudev, USBD_AUDIO_SPK_OUT_EPT);
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return status;
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}
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@@ -136,7 +136,7 @@ static usb_sts_type class_clear_handler(void *udev)
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* @brief usb device class setup request handler
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* @param udev: usb device core handler type
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* @param setup: setup packet
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_setup_handler(void *udev, usb_setup_type *setup)
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{
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@@ -153,23 +153,23 @@ static usb_sts_type class_setup_handler(void *udev, usb_setup_type *setup)
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case AUDIO_REQ_GET_CUR:
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audio_req_get_cur(pudev, setup);
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break;
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case AUDIO_REQ_SET_CUR:
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audio_req_set_cur(pudev, setup);
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break;
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case AUDIO_REQ_GET_MIN:
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audio_req_get_min(pudev, setup);
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break;
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case AUDIO_REQ_GET_MAX:
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audio_req_get_max(pudev, setup);
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break;
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case AUDIO_REQ_GET_RES:
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audio_req_get_res(pudev, setup);
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break;
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default:
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usbd_ctrl_unsupport(pudev);
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break;
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@@ -194,17 +194,17 @@ static usb_sts_type class_setup_handler(void *udev, usb_setup_type *setup)
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case USB_STD_REQ_GET_INTERFACE:
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audio_get_interface(udev, setup);
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break;
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case USB_STD_REQ_SET_INTERFACE:
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audio_set_interface(udev, setup);
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usbd_ctrl_send_status(pudev);
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break;
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default:
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break;
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}
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break;
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default:
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usbd_ctrl_unsupport(pudev);
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break;
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@@ -215,21 +215,21 @@ static usb_sts_type class_setup_handler(void *udev, usb_setup_type *setup)
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/**
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* @brief usb device endpoint 0 in status stage complete
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* @param udev: usb device core handler type
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_ept0_tx_handler(void *udev)
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{
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usb_sts_type status = USB_OK;
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/* ...user code... */
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return status;
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}
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/**
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* @brief usb device endpoint 0 out status stage complete
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* @param udev: usb device core handler type
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_ept0_rx_handler(void *udev)
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{
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@@ -246,16 +246,16 @@ static usb_sts_type class_ept0_rx_handler(void *udev)
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case AUDIO_VOLUME_CONTROL:
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if( paudio->interface == AUDIO_SPK_FEATURE_UNIT_ID)
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{
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paudio->spk_volume = (uint16_t)( paudio->g_audio_cur[0] |
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paudio->spk_volume = (uint16_t)( paudio->g_audio_cur[0] |
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( paudio->g_audio_cur[1] << 8));
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/* set volume */
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audio_codec_set_spk_volume(paudio->spk_volume*100/paudio->spk_volume_limits[1]);
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}
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else
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{
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paudio->mic_volume = (uint16_t)(paudio->g_audio_cur[0] |
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paudio->mic_volume = (uint16_t)(paudio->g_audio_cur[0] |
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(paudio->g_audio_cur[1] << 8));
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audio_codec_set_mic_volume(paudio->mic_volume*256/paudio->mic_volume_limits[1]);
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}
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break;
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@@ -270,19 +270,19 @@ static usb_sts_type class_ept0_rx_handler(void *udev)
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paudio->mic_mute = paudio->g_audio_cur[0];
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audio_codec_set_mic_mute(paudio->mic_mute);
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}
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break;
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case AUDIO_FREQ_SET_CONTROL:
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if(paudio->enpd == USBD_AUDIO_MIC_IN_EPT)
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{
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paudio->mic_freq = (paudio->g_audio_cur[0] |
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paudio->mic_freq = (paudio->g_audio_cur[0] |
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(paudio->g_audio_cur[1] << 8) |
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(paudio->g_audio_cur[2] << 16));
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audio_codec_set_mic_freq(paudio->mic_freq);
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}
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else
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{
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paudio->spk_freq = (paudio->g_audio_cur[0] |
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paudio->spk_freq = (paudio->g_audio_cur[0] |
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(paudio->g_audio_cur[1] << 8) |
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(paudio->g_audio_cur[2] << 16));
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audio_codec_set_spk_freq(paudio->spk_freq);
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@@ -292,7 +292,7 @@ static usb_sts_type class_ept0_rx_handler(void *udev)
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break;
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}
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}
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return status;
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}
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@@ -300,7 +300,7 @@ static usb_sts_type class_ept0_rx_handler(void *udev)
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* @brief usb device transmision complete handler
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* @param udev: usb device core handler type
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* @param ept_num: endpoint number
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* @retval status of usb_sts_type
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* @retval status of usb_sts_type
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*/
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static usb_sts_type class_in_handler(void *udev, uint8_t ept_num)
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{
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@@ -308,7 +308,7 @@ static usb_sts_type class_in_handler(void *udev, uint8_t ept_num)
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usbd_core_type *pudev = (usbd_core_type *)udev;
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usb_audio_type *paudio = (usb_audio_type *)pudev->class_handler->pdata;
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uint32_t len = 0;
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/* ...user code...
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trans next packet data
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*/
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@@ -317,13 +317,13 @@ static usb_sts_type class_in_handler(void *udev, uint8_t ept_num)
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len = audio_codec_mic_get_data(paudio->audio_mic_data);
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usbd_ept_send(udev, USBD_AUDIO_MIC_IN_EPT, paudio->audio_mic_data, len);
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}
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else if((ept_num & 0x7F) == (USBD_AUDIO_FEEDBACK_EPT & 0x7F))
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{
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len = audio_codec_spk_feedback(paudio->audio_feed_back);
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usbd_ept_send(udev, USBD_AUDIO_FEEDBACK_EPT, paudio->audio_feed_back, len);
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}
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return status;
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}
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@@ -331,7 +331,7 @@ static usb_sts_type class_in_handler(void *udev, uint8_t ept_num)
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* @brief usb device endpoint receive data
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* @param udev: usb device core handler type
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||||
* @param ept_num: endpoint number
|
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* @retval status of usb_sts_type
|
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* @retval status of usb_sts_type
|
||||
*/
|
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static usb_sts_type class_out_handler(void *udev, uint8_t ept_num)
|
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{
|
||||
@@ -339,15 +339,15 @@ static usb_sts_type class_out_handler(void *udev, uint8_t ept_num)
|
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usbd_core_type *pudev = (usbd_core_type *)udev;
|
||||
usb_audio_type *paudio = (usb_audio_type *)pudev->class_handler->pdata;
|
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uint16_t g_rxlen;
|
||||
|
||||
|
||||
/* get endpoint receive data length */
|
||||
g_rxlen = usbd_get_recv_len(pudev, ept_num);
|
||||
|
||||
|
||||
if((ept_num & 0x7F) == (USBD_AUDIO_SPK_OUT_EPT & 0x7F))
|
||||
{
|
||||
/* speaker data*/
|
||||
audio_codec_spk_fifo_write(paudio->audio_spk_data, g_rxlen);
|
||||
|
||||
|
||||
/* get next data */
|
||||
usbd_ept_recv(pudev, USBD_AUDIO_SPK_OUT_EPT, paudio->audio_spk_data, AUDIO_SPK_OUT_MAXPACKET_SIZE);
|
||||
}
|
||||
@@ -358,14 +358,14 @@ static usb_sts_type class_out_handler(void *udev, uint8_t ept_num)
|
||||
/**
|
||||
* @brief usb device sof handler
|
||||
* @param udev: usb device core handler type
|
||||
* @retval status of usb_sts_type
|
||||
* @retval status of usb_sts_type
|
||||
*/
|
||||
static usb_sts_type class_sof_handler(void *udev)
|
||||
{
|
||||
usb_sts_type status = USB_OK;
|
||||
|
||||
|
||||
/* ...user code... */
|
||||
|
||||
|
||||
return status;
|
||||
}
|
||||
|
||||
@@ -373,7 +373,7 @@ static usb_sts_type class_sof_handler(void *udev)
|
||||
* @brief usb device event handler
|
||||
* @param udev: usb device core handler type
|
||||
* @param event: usb device event
|
||||
* @retval status of usb_sts_type
|
||||
* @retval status of usb_sts_type
|
||||
*/
|
||||
usb_sts_type class_event_handler(void *udev, usbd_event_type event)
|
||||
{
|
||||
@@ -383,9 +383,9 @@ usb_sts_type class_event_handler(void *udev, usbd_event_type event)
|
||||
switch(event)
|
||||
{
|
||||
case USBD_RESET_EVENT:
|
||||
|
||||
|
||||
/* ...user code... */
|
||||
|
||||
|
||||
break;
|
||||
case USBD_SUSPEND_EVENT:
|
||||
paudio->spk_alt_setting = 0;
|
||||
@@ -393,11 +393,11 @@ usb_sts_type class_event_handler(void *udev, usbd_event_type event)
|
||||
paudio->mic_alt_setting = 0;
|
||||
audio_codec_mic_alt_setting(paudio->spk_alt_setting);
|
||||
/* ...user code... */
|
||||
|
||||
|
||||
break;
|
||||
case USBD_WAKEUP_EVENT:
|
||||
/* ...user code... */
|
||||
|
||||
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
@@ -409,7 +409,7 @@ usb_sts_type class_event_handler(void *udev, usbd_event_type event)
|
||||
* @brief usb audio request get cur
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_req_get_cur(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -440,7 +440,7 @@ static void audio_req_get_cur(void *udev, usb_setup_type *setup)
|
||||
*((uint16_t *)paudio->g_audio_cur) = paudio->mic_volume;
|
||||
usbd_ctrl_send(pudev, paudio->g_audio_cur, setup->wLength);
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
@@ -448,7 +448,7 @@ static void audio_req_get_cur(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio request set cur
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_req_set_cur(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -457,10 +457,10 @@ static void audio_req_set_cur(void *udev, usb_setup_type *setup)
|
||||
if(setup->wLength > 0)
|
||||
{
|
||||
usbd_ctrl_recv(pudev, paudio->g_audio_cur, setup->wLength);
|
||||
|
||||
|
||||
paudio->audio_cmd = AUDIO_REQ_SET_CUR;
|
||||
paudio->audio_cmd_len = setup->wLength;
|
||||
|
||||
|
||||
switch(setup->bmRequestType & AUDIO_REQ_CONTROL_MASK)
|
||||
{
|
||||
case AUDIO_REQ_CONTROL_INTERFACE:
|
||||
@@ -488,7 +488,7 @@ static void audio_req_set_cur(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio request get min
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_req_get_min(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -510,7 +510,7 @@ static void audio_req_get_min(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio request get max
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_req_get_max(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -532,7 +532,7 @@ static void audio_req_get_max(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio request get res
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_req_get_res(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -554,7 +554,7 @@ static void audio_req_get_res(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio set interface
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_set_interface(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -569,9 +569,9 @@ static void audio_set_interface(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
int len = audio_codec_spk_feedback(paudio->audio_feed_back);
|
||||
usbd_ept_recv(pudev, USBD_AUDIO_SPK_OUT_EPT, paudio->audio_spk_data, AUDIO_SPK_OUT_MAXPACKET_SIZE);
|
||||
usbd_ept_send(pudev, USBD_AUDIO_FEEDBACK_EPT, paudio->audio_feed_back, len);
|
||||
usbd_ept_send(pudev, USBD_AUDIO_FEEDBACK_EPT, paudio->audio_feed_back, len);
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
else if(LBYTE(setup->wIndex) == AUDIO_MIC_INTERFACE_NUMBER)
|
||||
{
|
||||
@@ -583,7 +583,7 @@ static void audio_set_interface(void *udev, usb_setup_type *setup)
|
||||
usbd_ept_send(pudev, USBD_AUDIO_MIC_IN_EPT, paudio->audio_mic_data, len);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
@@ -591,7 +591,7 @@ static void audio_set_interface(void *udev, usb_setup_type *setup)
|
||||
* @brief usb audio get interface
|
||||
* @param udev: usb device core handler type
|
||||
* @param setup: setup class
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void audio_get_interface(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
@@ -605,13 +605,13 @@ static void audio_get_interface(void *udev, usb_setup_type *setup)
|
||||
{
|
||||
usbd_ctrl_send(pudev, (uint8_t *)&paudio->mic_alt_setting, 1);
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
|
||||
@@ -1,17 +1,17 @@
|
||||
/**
|
||||
**************************************************************************
|
||||
* @file audio_class.h
|
||||
* @version v2.0.3
|
||||
* @date 2022-02-11
|
||||
* @version v2.0.4
|
||||
* @date 2022-04-02
|
||||
* @brief usb audio class file
|
||||
**************************************************************************
|
||||
* Copyright notice & Disclaimer
|
||||
*
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* software is governed by this copyright notice and the following disclaimer.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
|
||||
@@ -23,7 +23,7 @@
|
||||
*
|
||||
**************************************************************************
|
||||
*/
|
||||
|
||||
|
||||
/* define to prevent recursive inclusion -------------------------------------*/
|
||||
#ifndef __AUDIO_CLASS_H
|
||||
#define __AUDIO_CLASS_H
|
||||
@@ -31,7 +31,7 @@
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
|
||||
#include "usb_std.h"
|
||||
#include "usbd_core.h"
|
||||
#include "audio_conf.h"
|
||||
@@ -39,12 +39,12 @@ extern "C" {
|
||||
/** @addtogroup AT32F413_middlewares_usbd_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
/** @addtogroup USB_audio_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup USB_audio_class_definition
|
||||
/** @defgroup USB_audio_class_definition
|
||||
* @{
|
||||
*/
|
||||
|
||||
@@ -99,7 +99,7 @@ typedef struct
|
||||
uint32_t mic_freq;
|
||||
uint16_t spk_volume_limits[3]; /*[0] is mininum value, [1] is maxnum value, [2] is volume resolution */
|
||||
uint16_t mic_volume_limits[3]; /*[0] is mininum value, [1] is maxnum value, [2] is volume resolution */
|
||||
|
||||
|
||||
uint8_t audio_cmd;
|
||||
uint32_t audio_cmd_len;
|
||||
uint32_t spk_alt_setting;
|
||||
@@ -119,7 +119,7 @@ extern usbd_class_handler audio_class_handler;
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
@@ -1,17 +1,17 @@
|
||||
/**
|
||||
**************************************************************************
|
||||
* @file audio_conf.h
|
||||
* @version v2.0.3
|
||||
* @date 2022-02-11
|
||||
* @version v2.0.4
|
||||
* @date 2022-04-02
|
||||
* @brief usb audio config
|
||||
**************************************************************************
|
||||
* Copyright notice & Disclaimer
|
||||
*
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* software is governed by this copyright notice and the following disclaimer.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
|
||||
@@ -23,7 +23,7 @@
|
||||
*
|
||||
**************************************************************************
|
||||
*/
|
||||
|
||||
|
||||
/* define to prevent recursive inclusion -------------------------------------*/
|
||||
#ifndef __AUDIO_CONF_H
|
||||
#define __AUDIO_CONF_H
|
||||
@@ -31,17 +31,17 @@
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/** @addtogroup AT32F413_middlewares_usbd_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
/** @addtogroup USB_audio_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup USB_device_audio_config_definition
|
||||
|
||||
/** @defgroup USB_device_audio_config_definition
|
||||
* @{
|
||||
*/
|
||||
#define AUDIO_SUPPORT_SPK 1
|
||||
@@ -55,7 +55,7 @@ extern "C" {
|
||||
#define AUDIO_SUPPORT_FREQ (AUDIO_SUPPORT_FREQ_16K + \
|
||||
AUDIO_SUPPORT_FREQ_48K \
|
||||
)
|
||||
|
||||
|
||||
#define AUDIO_FREQ_16K 16000
|
||||
#define AUDIO_FREQ_48K 48000
|
||||
#define AUDIO_BITW_16 16
|
||||
|
||||
@@ -1,17 +1,17 @@
|
||||
/**
|
||||
**************************************************************************
|
||||
* @file audio_desc.c
|
||||
* @version v2.0.3
|
||||
* @date 2022-02-11
|
||||
* @version v2.0.4
|
||||
* @date 2022-04-02
|
||||
* @brief usb audio device descriptor
|
||||
**************************************************************************
|
||||
* Copyright notice & Disclaimer
|
||||
*
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* software is governed by this copyright notice and the following disclaimer.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
|
||||
@@ -31,11 +31,11 @@
|
||||
/** @addtogroup AT32F413_middlewares_usbd_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
/** @defgroup USB_audio_desc
|
||||
* @brief usb device audio descriptor
|
||||
* @{
|
||||
*/
|
||||
*/
|
||||
|
||||
/** @defgroup USB_audio_desc_private_functions
|
||||
* @{
|
||||
@@ -119,7 +119,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
the configuration */
|
||||
0xC0, /* bmAttributes: self powered */
|
||||
0x32, /* MaxPower 100 mA: this current is used for detecting vbus */
|
||||
|
||||
|
||||
USB_DEVICE_IF_DESC_LEN, /* bLength: interface descriptor size */
|
||||
USB_DESCIPTOR_TYPE_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
0x00, /* bInterfaceNumber: number of interface */
|
||||
@@ -129,7 +129,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
AUDIO_SUBCLASS_AUDIOCONTROL, /* bInterfaceSubClass: audio control */
|
||||
AUDIO_PROTOCOL_UNDEFINED, /* bInterfaceProtocol: undefined */
|
||||
0x00, /* iInterface: index of string descriptor */
|
||||
|
||||
|
||||
0x08+AUDIO_INTERFACE_NUM, /* bLength: size of this descriptor, in bytes 8+n */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: cs interface descriptor type */
|
||||
AUDIO_AC_HEADER, /* bDescriptorSubtype: Header function Descriptor*/
|
||||
@@ -164,7 +164,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x00, /* wChannelConfig */
|
||||
0x00, /* iChannelNames: unused */
|
||||
0x00, /* iTerminal: unused */
|
||||
|
||||
|
||||
AUDIO_FEATURE_UNIT_SIZE, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: configuration */
|
||||
AUDIO_AC_FEATURE_UNIT, /* bDescriptorSubtype: feature unit type*/
|
||||
@@ -174,7 +174,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x01, /* bmaControls0: mute */
|
||||
0x02, /* bmaControls1: volume */
|
||||
0x00, /* iFeature: unused */
|
||||
|
||||
|
||||
AUDIO_OUTPUT_TERMINAL_SIZE, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: configuration */
|
||||
AUDIO_AC_OUTPUT_TERMINAL, /* bDescriptorSubtype: output_terminal type*/
|
||||
@@ -184,8 +184,8 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x00, /* bAssocTerminal: unused */
|
||||
AUDIO_MIC_FEATURE_UNIT_ID, /* bSourceID: from feature unit terminal */
|
||||
0x00, /* iTerminal: unused */
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
#if (AUDIO_SUPPORT_SPK == 1)
|
||||
/* speaker config */
|
||||
AUDIO_INPUT_TERMINAL_SIZE, /* bLength: descriptor size */
|
||||
@@ -205,7 +205,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x00, /* wChannelConfig */
|
||||
0x00, /* iChannelNames: unused */
|
||||
0x00, /* iTerminal: unused */
|
||||
|
||||
|
||||
AUDIO_FEATURE_UNIT_SIZE, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: configuration */
|
||||
AUDIO_AC_FEATURE_UNIT, /* bDescriptorSubtype: feature unit type*/
|
||||
@@ -215,7 +215,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x01, /* bmaControls0: mute*/
|
||||
0x02, /* bmaControls1: volume */
|
||||
0x00, /* iFeature: unused */
|
||||
|
||||
|
||||
AUDIO_OUTPUT_TERMINAL_SIZE, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: configuration */
|
||||
AUDIO_AC_OUTPUT_TERMINAL, /* bDescriptorSubtype: output_terminal type*/
|
||||
@@ -237,8 +237,8 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
USB_CLASS_CODE_AUDIO, /* bInterfaceClass: audio */
|
||||
AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubclass: audio streaming */
|
||||
0x00, /* bInterfaceProtocol: unused */
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x09, /* bLength: descriptor size */
|
||||
USB_DESCIPTOR_TYPE_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_MIC_INTERFACE_NUMBER, /* bInterfaceNumber: index of this interface */
|
||||
@@ -247,8 +247,8 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
USB_CLASS_CODE_AUDIO, /* bInterfaceClass: audio */
|
||||
AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubclass: audio streaming */
|
||||
0x00, /* bInterfaceProtocol: unused */
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x07, /* bLength: configuration descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_AS_GENERAL, /* bDescriptorSubtype: general sub type*/
|
||||
@@ -256,7 +256,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x01, /* bDelay: interface delay */
|
||||
0x01, /* wFormatTag: pcm format*/
|
||||
0x00, /* wFormatTag: pcm format*/
|
||||
|
||||
|
||||
0x08 + AUDIO_MIC_FREQ_SIZE * 3, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_AS_FORMAT_TYPE, /* bDescriptorSubtype: format subtype */
|
||||
@@ -265,10 +265,10 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
AUDIO_MIC_BITW / 8, /* bSubFrameSize: per audio subframe */
|
||||
AUDIO_MIC_BITW, /* bBitResolution: n bits per sample */
|
||||
AUDIO_MIC_FREQ_SIZE, /* bSamFreqType: n frequency supported */
|
||||
#if (AUDIO_SUPPORT_FREQ_16K == 1)
|
||||
#if (AUDIO_SUPPORT_FREQ_16K == 1)
|
||||
SAMPLE_FREQ(AT32_AUDIO_FREQ_16K), /* tSamFreq: 16000hz */
|
||||
#endif
|
||||
#if (AUDIO_SUPPORT_FREQ_48K == 1)
|
||||
#if (AUDIO_SUPPORT_FREQ_48K == 1)
|
||||
SAMPLE_FREQ(AT32_AUDIO_FREQ_48K), /* tSamFreq: 48000hz */
|
||||
#endif
|
||||
|
||||
@@ -281,7 +281,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
AUDIO_BINTERVAL_TIME, /* bInterval: interval for polling endpoint for data transfers */
|
||||
0x00, /* bRefresh: unused */
|
||||
0x00, /* bSynchAddress: unused */
|
||||
|
||||
|
||||
0x07, /* bLength: size of endpoint descriptor in bytes */
|
||||
AUDIO_CS_ENDPOINT, /* bDescriptorType: cs endpoint descriptor type */
|
||||
0x01, /* bDescriptorSubtype: general subtype */
|
||||
@@ -302,7 +302,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubclass: audio streaming */
|
||||
0x00, /* bInterfaceProtocol: unused */
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
|
||||
0x09, /* bLength: descriptor size */
|
||||
USB_DESCIPTOR_TYPE_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_SPK_INTERFACE_NUMBER, /* bInterfaceNumber: index of this interface */
|
||||
@@ -311,8 +311,8 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
USB_CLASS_CODE_AUDIO, /* bInterfaceClass: audio */
|
||||
AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubclass: audio streaming */
|
||||
0x00, /* bInterfaceProtocol: unused */
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x00, /* iInterface: unused */
|
||||
|
||||
0x07, /* bLength: configuration descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_AS_GENERAL, /* bDescriptorSubtype: general sub type*/
|
||||
@@ -320,7 +320,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x01, /* bDelay: interface delay */
|
||||
0x01, /* wFormatTag: pcm format*/
|
||||
0x00, /* wFormatTag: pcm format*/
|
||||
|
||||
|
||||
0x08 + AUDIO_SPK_FREQ_SIZE * 3, /* bLength: descriptor size */
|
||||
AUDIO_CS_INTERFACE, /* bDescriptorType: interface descriptor type */
|
||||
AUDIO_AS_FORMAT_TYPE, /* bDescriptorSubtype: format subtype */
|
||||
@@ -329,13 +329,13 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
AUDIO_SPK_BITW / 8, /* bSubFrameSize: per audio subframe */
|
||||
AUDIO_SPK_BITW, /* bBitResolution: n bits per sample */
|
||||
AUDIO_SPK_FREQ_SIZE, /* bSamFreqType: n frequency supported */
|
||||
#if (AUDIO_SUPPORT_FREQ_16K == 1)
|
||||
#if (AUDIO_SUPPORT_FREQ_16K == 1)
|
||||
SAMPLE_FREQ(AT32_AUDIO_FREQ_16K), /* tSamFreq: 16000hz */
|
||||
#endif
|
||||
#if (AUDIO_SUPPORT_FREQ_48K == 1)
|
||||
#if (AUDIO_SUPPORT_FREQ_48K == 1)
|
||||
SAMPLE_FREQ(AT32_AUDIO_FREQ_48K), /* tSamFreq: 48000hz */
|
||||
#endif
|
||||
|
||||
|
||||
0x09, /* bLength: size of endpoint descriptor in bytes */
|
||||
USB_DESCIPTOR_TYPE_ENDPOINT, /* bDescriptorType: endpoint descriptor type */
|
||||
USBD_AUDIO_SPK_OUT_EPT, /* bEndpointAddress: the address of endpoint on usb device described by this descriptor */
|
||||
@@ -357,7 +357,7 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
0x00, /* bLockDelayUnits: unused */
|
||||
0x00, /* wLockDelay: unused */
|
||||
0x00, /* wLockDelay: unused */
|
||||
|
||||
|
||||
#if (AUDIO_SUPPORT_FEEDBACK == 1)
|
||||
0x09, /* bLength: size of endpoint descriptor in bytes */
|
||||
USB_DESCIPTOR_TYPE_ENDPOINT, /* bDescriptorType: endpoint descriptor type */
|
||||
@@ -368,11 +368,11 @@ ALIGNED_HEAD static uint8_t g_usbd_configuration[USBD_AUDIO_CONFIG_DESC_SIZE] AL
|
||||
1, /* bInterval: interval for polling endpoint for data transfers */
|
||||
FEEDBACK_REFRESH_TIME, /* bRefresh: this field indicates the rate at which an iso syncronization
|
||||
pipe provides new syncronization feedback data. this rate must be a power of
|
||||
2, therefore only the power is reported back and the range of this field is from
|
||||
2, therefore only the power is reported back and the range of this field is from
|
||||
1(2ms) to 9(512ms) */
|
||||
0x00 /* bSynchAddress: 0x00*/
|
||||
#endif
|
||||
|
||||
|
||||
#endif
|
||||
};
|
||||
|
||||
@@ -437,24 +437,24 @@ static usbd_desc_t vp_desc;
|
||||
* @brief standard usb unicode convert
|
||||
* @param string: source string
|
||||
* @param unicode_buf: unicode buffer
|
||||
* @retval length
|
||||
* @retval length
|
||||
*/
|
||||
static uint16_t usbd_unicode_convert(uint8_t *string, uint8_t *unicode_buf)
|
||||
{
|
||||
uint16_t str_len = 0, id_pos = 2;
|
||||
uint8_t *tmp_str = string;
|
||||
|
||||
|
||||
while(*tmp_str != '\0')
|
||||
{
|
||||
str_len ++;
|
||||
unicode_buf[id_pos ++] = *tmp_str ++;
|
||||
unicode_buf[id_pos ++] = 0x00;
|
||||
}
|
||||
|
||||
|
||||
str_len = str_len * 2 + 2;
|
||||
unicode_buf[0] = str_len;
|
||||
unicode_buf[1] = USB_DESCIPTOR_TYPE_STRING;
|
||||
|
||||
|
||||
return str_len;
|
||||
}
|
||||
|
||||
@@ -463,12 +463,12 @@ static uint16_t usbd_unicode_convert(uint8_t *string, uint8_t *unicode_buf)
|
||||
* @param value: int value
|
||||
* @param pbus: unicode buffer
|
||||
* @param len: length
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void usbd_int_to_unicode (uint32_t value , uint8_t *pbuf , uint8_t len)
|
||||
{
|
||||
uint8_t idx = 0;
|
||||
|
||||
|
||||
for( idx = 0 ; idx < len ; idx ++)
|
||||
{
|
||||
if( ((value >> 28)) < 0xA )
|
||||
@@ -477,11 +477,11 @@ static void usbd_int_to_unicode (uint32_t value , uint8_t *pbuf , uint8_t len)
|
||||
}
|
||||
else
|
||||
{
|
||||
pbuf[2 * idx] = (value >> 28) + 'A' - 10;
|
||||
pbuf[2 * idx] = (value >> 28) + 'A' - 10;
|
||||
}
|
||||
|
||||
|
||||
value = value << 4;
|
||||
|
||||
|
||||
pbuf[2 * idx + 1] = 0;
|
||||
}
|
||||
}
|
||||
@@ -489,18 +489,18 @@ static void usbd_int_to_unicode (uint32_t value , uint8_t *pbuf , uint8_t len)
|
||||
/**
|
||||
* @brief usb get serial number
|
||||
* @param none
|
||||
* @retval none
|
||||
* @retval none
|
||||
*/
|
||||
static void get_serial_num(void)
|
||||
{
|
||||
uint32_t serial0, serial1, serial2;
|
||||
|
||||
|
||||
serial0 = *(uint32_t*)MCU_ID1;
|
||||
serial1 = *(uint32_t*)MCU_ID2;
|
||||
serial2 = *(uint32_t*)MCU_ID3;
|
||||
|
||||
|
||||
serial0 += serial2;
|
||||
|
||||
|
||||
if (serial0 != 0)
|
||||
{
|
||||
usbd_int_to_unicode (serial0, &g_string_serial[2] ,8);
|
||||
@@ -511,7 +511,7 @@ static void get_serial_num(void)
|
||||
/**
|
||||
* @brief get device descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_descriptor(void)
|
||||
{
|
||||
@@ -521,7 +521,7 @@ static usbd_desc_t *get_device_descriptor(void)
|
||||
/**
|
||||
* @brief get device qualifier
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t * get_device_qualifier(void)
|
||||
{
|
||||
@@ -531,7 +531,7 @@ static usbd_desc_t * get_device_qualifier(void)
|
||||
/**
|
||||
* @brief get config descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_configuration(void)
|
||||
{
|
||||
@@ -541,7 +541,7 @@ static usbd_desc_t *get_device_configuration(void)
|
||||
/**
|
||||
* @brief get other speed descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_other_speed(void)
|
||||
{
|
||||
@@ -551,7 +551,7 @@ static usbd_desc_t *get_device_other_speed(void)
|
||||
/**
|
||||
* @brief get lang id descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_lang_id(void)
|
||||
{
|
||||
@@ -562,7 +562,7 @@ static usbd_desc_t *get_device_lang_id(void)
|
||||
/**
|
||||
* @brief get manufacturer descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_manufacturer_string(void)
|
||||
{
|
||||
@@ -574,7 +574,7 @@ static usbd_desc_t *get_device_manufacturer_string(void)
|
||||
/**
|
||||
* @brief get product descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_product_string(void)
|
||||
{
|
||||
@@ -586,7 +586,7 @@ static usbd_desc_t *get_device_product_string(void)
|
||||
/**
|
||||
* @brief get serial descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_serial_string(void)
|
||||
{
|
||||
@@ -597,7 +597,7 @@ static usbd_desc_t *get_device_serial_string(void)
|
||||
/**
|
||||
* @brief get interface descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_interface_string(void)
|
||||
{
|
||||
@@ -609,7 +609,7 @@ static usbd_desc_t *get_device_interface_string(void)
|
||||
/**
|
||||
* @brief get device config descriptor
|
||||
* @param none
|
||||
* @retval usbd_desc
|
||||
* @retval usbd_desc
|
||||
*/
|
||||
static usbd_desc_t *get_device_config_string(void)
|
||||
{
|
||||
@@ -620,7 +620,7 @@ static usbd_desc_t *get_device_config_string(void)
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
*/
|
||||
|
||||
/**
|
||||
* @}
|
||||
|
||||
@@ -1,17 +1,17 @@
|
||||
/**
|
||||
**************************************************************************
|
||||
* @file audio_desc.h
|
||||
* @version v2.0.3
|
||||
* @date 2022-02-11
|
||||
* @version v2.0.4
|
||||
* @date 2022-04-02
|
||||
* @brief usb audio descriptor header file
|
||||
**************************************************************************
|
||||
* Copyright notice & Disclaimer
|
||||
*
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* The software Board Support Package (BSP) that is made available to
|
||||
* download from Artery official website is the copyrighted work of Artery.
|
||||
* Artery authorizes customers to use, copy, and distribute the BSP
|
||||
* software and its related documentation for the purpose of design and
|
||||
* development in conjunction with Artery microcontrollers. Use of the
|
||||
* software is governed by this copyright notice and the following disclaimer.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
|
||||
@@ -23,7 +23,7 @@
|
||||
*
|
||||
**************************************************************************
|
||||
*/
|
||||
|
||||
|
||||
/* define to prevent recursive inclusion -------------------------------------*/
|
||||
#ifndef __AUDIO_DESC_H
|
||||
#define __AUDIO_DESC_H
|
||||
@@ -31,7 +31,7 @@
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
|
||||
#include "audio_class.h"
|
||||
#include "usbd_core.h"
|
||||
#include "audio_conf.h"
|
||||
@@ -39,12 +39,12 @@ extern "C" {
|
||||
/** @addtogroup AT32F413_middlewares_usbd_class
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
/** @addtogroup USB_audio_desc
|
||||
* @{
|
||||
*/
|
||||
|
||||
/** @defgroup USB_audio_desc_definition
|
||||
/** @defgroup USB_audio_desc_definition
|
||||
* @{
|
||||
*/
|
||||
|
||||
@@ -70,7 +70,7 @@ extern "C" {
|
||||
#define AUDIO_SUBCLASS_MIDISTREMING 0x03
|
||||
|
||||
/**
|
||||
* @brief audio class-specific descriptor types
|
||||
* @brief audio class-specific descriptor types
|
||||
*/
|
||||
#define AUDIO_CS_INTERFACE 0x24
|
||||
#define AUDIO_CS_ENDPOINT 0x25
|
||||
@@ -98,7 +98,7 @@ extern "C" {
|
||||
#define AUDIO_AC_EXTENSION_UNIT 0x08
|
||||
|
||||
/**
|
||||
* @brief audio class-specific as interface descriptor subtypes
|
||||
* @brief audio class-specific as interface descriptor subtypes
|
||||
*/
|
||||
#define AUDIO_AS_DESCRIPTOR_UNDEFINED 0x00
|
||||
#define AUDIO_AS_GENERAL 0x01
|
||||
@@ -221,11 +221,11 @@ extern usbd_desc_handler audio_desc_handler;
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* @}
|
||||
*/
|
||||
|
||||
Reference in New Issue
Block a user