/*
*********************************************************************************************************
*?????????????????????????????????????????uC/OS-II?ON?MINI2440?BOARD
????????????????????????????????????????????????ARM920T?Port
*?????????????????????????????????????????????ADS?v1.2?Compiler?????????????????????????????????????????????????????????????????????????????????????
*???????????????????????????????（c）?Copyright?2011ZhenGuo?YaoChengDuUestc
*???????????????????????????????????????????All?Rights?Reserved
*
*?File?:?2440LIB.C
*?By???:FriendlyARM
*?Modified?By???:?ZhenGuo?Yao
*********************************************************************************************************
*/

#include?“./include/2440addr.h“
#include?“./include/2440lib.h“

#include?
#include?
#include?
#define?FCLK?400000000
#define?HCLK?（FCLK/4）
#define?PCLK?（HCLK/2）
/*
*********************************************************************************************************
*?????????????????????????????????????????SYSTEN?DELAY
*??time=0:?adjust?the?Delay?function?by?WatchDog?timer.
*??time>0:?the?number?of?loop?time
*??resolution?of?time?is?100us?
*********************************************************************************************************
*/
//***************************[?SYSTEM?]***************************************************
void?Delay（int?time）
{
	unsigned?int?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_Init（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?=?0x

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-03-29?01:51??usbslave\
?????目錄???????????0??2012-03-29?01:51??usbslave\usbslave\
?????目錄???????????0??2012-03-28?08:59??usbslave\include\
?????文件???????14341??2012-03-24?10:41??usbslave\2440lib.c
?????文件?????????487??2012-03-23?08:50??usbslave\boot.lds
?????文件????????6007??2012-03-23?08:51??usbslave\print.c
?????文件??????273542??2012-03-28?08:09??usbslave\boot.dis
?????文件????????5070??2012-03-23?08:50??usbslave\nand.c
?????文件????????3716??2012-03-23?08:50??usbslave\mmu.c
?????文件????????7856??2012-03-23?08:50??usbslave\mmulib.S
?????文件????????3753??2012-03-23?08:50??usbslave\lowlevel_init.S
?????文件?????????956??2012-03-28?09:05??usbslave\Makefile
?????文件???????23976??2012-03-29?01:51??usbslave\usbslave.bin
?????文件???????68408??2012-03-29?01:51??usbslave\usbslave.elf
?????文件???????26394??2012-03-29?01:51??usbslave\usbslave.map
?????文件??????273479??2012-03-29?01:51??usbslave\usbslave.dis
?????文件????????1795??2012-03-28?08:56??usbslave\interrupt.c
?????文件????????4508??2012-03-29?01:51??usbslave\print.o
?????文件????????4992??2012-03-29?01:51??usbslave\2440lib.o
?????文件????????1572??2012-03-29?01:51??usbslave\main.o
?????文件????????2516??2012-03-29?01:51??usbslave\interrupt.o
?????文件????????2217??2012-03-29?01:51??usbslave\mmulib.o
?????文件????????2240??2012-03-29?01:51??usbslave\mmu.o
?????文件????????3812??2012-03-29?01:51??usbslave\nand.o
?????文件?????????844??2012-03-28?08:27??usbslave\main.c
?????文件???????13449??2012-03-24?09:05??usbslave\start.S
?????文件?????????848??2012-03-29?01:51??usbslave\lowlevel_init.o
?????文件????????3540??2012-03-29?01:51??usbslave\start.o
?????文件????????8154??2012-03-24?10:40??usbslave\usbslave\usblib.c
?????文件????????1407??2010-04-18?13:11??usbslave\usbslave\usbsetup.h
?????文件?????????406??2010-04-18?13:11??usbslave\usbslave\usbout.h
............此處省略29個文件信息