main.c

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//===================================================================//
//     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 "HAL.H"
#include "USBD12.H"
#include "COMMON.h"
#include "USB110.H"
#include "USB.H"
#include "CHAP9.H"
#include "VDOR.H"

extern unsigned char GenBuf[GENBUF_LENGH];


///////////////////////////////////
// Data definition
COMMONFLAGS bCOMMONFlags;
extern CONTROL_XFER ControlData;
extern CODE_DATA CodeData;

void Init_AD(void)
{
	T1SC = 0x06;
	ADCLK = 0x30;
}

void Init_Port(void)
{
	PTA = 0x00;
	PTC = 0xff;
	DDRA = 0xff;
	DDRC = 0xff;
}

void Init(void)
{
asm{
	SEI
	BSET	0,INTSCR
	BSET	1,INTSCR
	
	LDA  	#$01
    STA  	CONFIG1
    LDA  	#$3D
    STA  	CONFIG2

    CLR    	PCTL
    MOV    	#$01,PCTL
    MOV	#$01,PMSH
    MOV	#$2C,PMSL
    MOV	#$80,PMRS
    BSET   	5,PCTL
    BSET   	7,PBWC
    BSET   	4,PCTL

	LDA	#$02
	STA   	SCBR
	BSET  	6,SCC1
	BSET  	3,SCC2
	BSET  	2,SCC2
	
	LDA	#$00
    STA     BRKSCR
    LDA	#$10
    STA     SBSR
    LDA	#$80
    STA     SBFCR
	}
}

/*------------------------------------------------
The main C function.  Program execution starts
here after stack initialization.
------------------------------------------------*/
void main (void)
{	int i; 
	Init();
	Init_Port();
	Init_AD();

	for (i=0;i<256;i+=1)
	{
	GenBuf[i] = 0;
	}
	
	bCOMMONFlags.bits.bRun = RUN_STOP;
	CodeData.bCodeCount = 1;
	
	USB_Reconnect();
	
	EnableInterrupts; 
	INTSCR &= 0xfd; //打开int中断

////////////////////////
/* Main program loop */
////////////////////////
	while(TRUE)
	{
		if (bCOMMONFlags.bits.bUSB_Busy)
		{
			ISRx_FN_USB();//对D12的USB处理
		} // if USB_Busy
		
		if (bCOMMONFlags.bits.bBus_Reset)
		{
			DisableInterrupts;
			bCOMMONFlags.bits.bBus_Reset = 0;
			EnableInterrupts;// Release D12's SUSPEND pin after bus reset
			PTC |= 0x08;   //置D12SUSPD为1
		} // if bus reset

		if (bCOMMONFlags.bits.bSuspend)
		{
			DisableInterrupts;
			bCOMMONFlags.bits.bSuspend= 0;
			EnableInterrupts;
		} // if suspend change

		if (bCOMMONFlags.bits.bSetup_Packet)
		{
			DisableInterrupts;
			bCOMMONFlags.bits.bSetup_Packet = 0;
			EnableInterrupts;
			USB_Control_Handler();
			PTC |= 0x08;   //置D12SUSPD为1
		} // if setup_packet
	} // Main Loop
}