protodma.h

基于usb开发板的hid键盘,使用者可根据此代码编写自己的HID设备

//protodma.h


#ifndef __PROTODMA_H__
#define __PROTODMA_H__

/*
   //*************************************************************************
   // USB vendor device requests
   //*************************************************************************
*/
typedef struct _IO_REQUEST {
	unsigned short	uAddressL;
	unsigned char	bAddressH;
	unsigned short	uSize;
	unsigned char	bCommand;
} IO_REQUEST, *PIO_REQUEST;

void get_firmware_version();
void get_buffer_size();
void setup_dma_request();
void read_write_register(void);

#endif