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74 lines
2.2 KiB
74 lines
2.2 KiB
3 days ago
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/******************************************************************************
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版权所有 (C), 2018-2099, Radkil
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******************************************************************************
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文 件 名 : bsp_usb.c
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版 本 号 : 初稿
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作 者 : Radkil
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生成日期 : 2026年5月10日星期日
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最近修改 :
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功能描述 : usb底层中间层
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修改历史 :
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1.日 期 : 2026年5月10日星期日
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作 者 : Radkil
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修改内容 : 创建文件
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******************************************************************************/
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#include "bsp_usb.h"
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#ifdef USE_USB
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#include "usbd_cdc_if.h"
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/*----------------------------------------------*
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* 外部变量说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 外部函数原型说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 内部函数原型说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 全局变量 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 模块级变量 *
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*----------------------------------------------*/
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TComCtrl *g_ptusbcdc;
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/*----------------------------------------------*
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* 常量定义 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 宏定义 *
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*----------------------------------------------*/
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int usb_cdc_send(char *_pBuffer, uint32_t _iSize)
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{
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uint32_t iTimeout = 10000;
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while (CDC_Transmit_FS((uint8_t*)_pBuffer, _iSize) == USBD_BUSY && iTimeout--)
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{
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for(volatile int i = 0; i < 100; i++);
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}
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return 0;
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}
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void usb_cdc_recv(uint8_t* _pBuffer, uint32_t _iSize)
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{
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rd_ComRecvProc(g_ptusbcdc, (const char *)_pBuffer, _iSize);
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}
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TComCtrl *bsp_usb_init(void)
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{
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g_ptusbcdc = rd_ComCreate(NULL, NULL, usb_cdc_send, CONFIG_USB_CDC_BUFFER_SIZE, NULL);
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return g_ptusbcdc;
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}
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#endif
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