//===================================================================
//?File?Name?:?2440lib.c
//?Function??:?S3C2410?PLLUart?LED?Port?Init
//?Date??????:?March?20?2002
//?Version???:?0.0
//?History
//???0.0?:?Programming?start?（February?202002）?->?SOP
//===================================================================

#include?“def.h“
#include?“option.h“
#include?“2440addr.h“
#include?“2440lib.h“
#include?“2440slib.h“?

#include?
#include?
#include?
#include?
#include?

extern?char?Image$$RW$$Limit[];
void?*mallocPt=Image$$RW$$Limit;

//***************************[?SYSTEM?]***************************************************
void?Delay（int?time）
{
	U32?val?=?（PCLK>>3）/1000-1;
	
	rTCFG0?&=?~（0xff<<8）;
	rTCFG0?|=?3<<8;			//prescaler?=?3+1
	rTCFG1?&=?~（0xf<<12）;
	rTCFG1?|=?0<<12;		//mux?=?1/2

	rTCNTB3?=?val;
	rTCMPB3?=?val>>1;		//?50%
	rTCON?&=?~（0xf<<16）;
	rTCON?|=?0xb<<16;		//interval?inv-off?update?TCNTB3&TCMPB3?start?timer?3
	rTCON?&=?~（2<<16）;		//clear?manual?update?bit
	while（time--）?{
		while（rTCNTO3>=val>>1）;
		while（rTCNTO3>1）;
	};
}

//***************************[?PORTS?]****************************************************
void?Port_Init0（void）
{
????//CAUTION:Follow?the?configuration?order?for?setting?the?ports.?
????//?1）?setting?value（GPnDAT）?
????//?2）?setting?control?register??（GPnCON）
????//?3）?configure?pull-up?resistor（GPnUP）??

????//32bit?data?bus?configuration??
????//***?PORT?A?GROUP
????//Ports??:?GPA22?GPA21??GPA20?GPA19?GPA18?GPA17?GPA16?GPA15?GPA14?GPA13?GPA12??
????//Signal?:?nFCE?nRSTOUT?nFRE???nFWE??ALE???CLE??nGCS5?nGCS4?nGCS3?nGCS2?nGCS1?
????//Binary?:??1?????1??????1???1???1???1????1?????1?????1?????1?????1
????//Ports??:?GPA11???GPA10??GPA9???GPA8???GPA7???GPA6???GPA5???GPA4???GPA3???GPA2???GPA1??GPA0
????//Signal?:?ADDR26?ADDR25?ADDR24?ADDR23?ADDR22?ADDR21?ADDR20?ADDR19?ADDR18?ADDR17?ADDR16?ADDR0?
????//Binary?:??1???????1??????1??????1????1???????1??????1??????1?????1???????1?????1??????1?????????
????rGPACON?=?0x7fffff;?

????//****?PORT?B?GROUP
????//Ports??:?GPB10????GPB9????GPB8????GPB7????GPB6?????GPB5????GPB4???GPB3???GPB2?????GPB1??????GPB0
????//Signal?:?nXDREQ0?nXDACK0?nXDREQ1?nXDACK1?nSS_KBD?nDIS_OFF?L3CLOCK?L3DATA?L3MODE?nIrDATXDEN?Keyboard
????//Setting:?INPUT??OUTPUT???INPUT??OUTPUT???INPUT???OUTPUT???OUTPUT?OUTPUT?OUTPUT???OUTPUT????OUTPUT?
????//Binary?:???00????01???????00?????01??????00?????01???????01?????01?????01?????01????????01??
????rGPBCON?=?0x044555;
????rGPBUP??=?0x7ff;?????//?The?pull?up?function?is?disabled?GPB[10:0]

????//***?PORT?C?GROUP?for?youlong
????//Ports??:?GPC15?GPC14?GPC13?GPC12?GPC11?GPC10?GPC9?GPC8??GPC7???GPC6???GPC5?GPC4?GPC3??GPC2??GPC1?GPC0
????//Signal?:?VD7???VD6???VD5???VD4???VD3???VD2???VD1??VD0?LCDVF2?LCDVF1?LCDVF0?VM?Vframe?VLINE?VCLK?LEND??
????//Binary?:??10???10???10????10???10????10???10???10???10?????10????1