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usb_init.h
资源名称:str711USB.rar [点击查看]
上传用户:yyyd609
上传日期:2022-07-18
资源大小:183k
文件大小:1k
源码类别:
微处理器开发
开发平台:
C/C++
- /******************** (C) COPYRIGHT 2003 STMicroelectronics ********************
- * File Name : usb_init.h
- * Author : MCD Application Team
- * Date First Issued : 27/10/2003
- * Description : initialization routines & global variables
- *
- ********************************************************************************/
- /* Save token on endpoint 0 */
- extern BYTE EP0_Token ;
- /* Interrupt flags.*/
- /* Each bit represents an interrupt is coming to that endpoint */
- extern WORD Token_Event ;
- /* The number of current endpoint, it will be used to specify an endpoint */
- extern BYTE EPindex;
- /* The number of current device, it is an index to the Device_Table */
- /*extern BYTE Device_no; */
- /* Points to the DEVICE_INFO structure of current device */
- /* The purpose of this register is to speed up the execution */
- extern DEVICE_INFO* pInformation;
- /* Points to the DEVICE_PROP structure of current device */
- /* The purpose of this register is to speed up the execution */
- extern DEVICE_PROP* pProperty;
- /* Temporary save the state of Rx & Tx status. */
- /* Whenever the Rx or Tx state is changed, its value is saved */
- /* in this variable first and will be set to the EPRB or EPRA */
- /* at the end of interrupt process */
- extern WORD SaveState ;
- extern WORD wInterrupt_Mask;
- void USB_Init(void);
- RESULT PowerOn(void);
- RESULT PowerOff(void);