vdor.c

《单片机应用系统开发实例导航》一书源代码

//===================================================================//
//     Project Name : MOTOROLA-PDIUSBD12 USB-MCS CARD
//      Module Name : Master Firmware Program
//     Product Type : License
//      OS/Dev Tool : CodeWarrior Development Studio for HC(S)08 Microcontrollers
//  Original Author : Ming Zeng
//     Organization : Tsinghua University , DEP 
//    Original Date : Feb, 20, 2003
//             Addr : Tsinghua University, Beijing City
//              TEL : 
//            EMail : [e-mail]
//          Website : http://www.zming.net
//		  Copyright : Copyright ZMing.net, 2003
//         Comments : 
//                    
//			
//===================================================================//

#include "COMMON.H"
#include "USB.H"
#include "HAL.H"
#include "VDOR.H"
#include "USBD12.H"

extern CONTROL_XFER		ControlData;
extern COMMONFLAGS bCOMMONFlags;
extern unsigned char  GenBuf[GENBUF_LENGH];

CODE_DATA CodeData;

extern void ISRx_Main_TxDone(void);

extern unsigned char nFlashPhase;

/**************************************************************************/
/* Subroutines For Vendor Specific Request                                */ 
/**************************************************************************/
void USBVendorRequest_START(void)
{
	if(bCOMMONFlags.bits.bIN_ISR == 0)
		DisableInterrupts;
	
	bCOMMONFlags.bits.bRun = RUN_START;
	
	T1SC0 = 0x48;//允许输入俘获
	
	// Send a zero packet
	USB_Single_Transmit(0, 0);

	if(bCOMMONFlags.bits.bIN_ISR == 0)
		EnableInterrupts;
}

void USBVendorRequest_STOP(void)
{

	bCOMMONFlags.bits.bRun = RUN_STOP;
	
	T1SC0 = 0x08;//禁止输入俘获
	
	outportb(IC_D12_COMMAND, 0x05);//选择端点5
	outportb(IC_D12_COMMAND, 0xF2);//清空数据区
	// Send a zero packet
	USB_Single_Transmit(0, 0);

}

void USBVendorRequest_READ(void)
{	
	CodeData.bCodeCount = 1;
	CodeData.pCodeData = GenBuf;

	USBD12_WriteEndpointOnce(5,CodeData.pCodeData, EP2_TX_FIFO_SIZE);
	CodeData.bCodeCount = 2;

	// Send a zero packet
	USB_Single_Transmit(0, 0);

}