資源簡介
LPC2368 ARM芯片的IO開發例程,包括輸入口采集和輸出口驅動輸出。

代碼片段和文件信息
/******************************************************************************
*File:Main.c
*功能:?1.鍵盤輸入.當檢測到有按鍵輸入時對發光二極管進行取反控制
*????????使用I/O口輸入方式對按鍵進行掃描
*??????2.P0.0...P0.9接有10個LED,顯示AD轉換結果
×??????3.P027(AD0)/P028(AD1)作為模擬量輸入
*******************************************************************************/
#include?“config.h“?????????????????????????/*?standard?I/O?.h-file?*/
#define LED 0x70000000 //P0.25引腳控制LED低電平點亮;此處并未定義LED為P0.25
//IO0STE=0x00000001?才是P0.0置1
//IO0CLR=0X00000001?才是P0.0清0
//如果有P2口??IO2SET=LEDCON?-->P2.O被置1?|此處才是定位于哪組口
//????????????IO2CLR=LEDCON?-->P2.0被清0?|LEDC0N=0x00000001定位所處位
#define LED1 0x10000000
#define LED2 0x20000000
#define LED3 0x40000000
#define BEEP 1UL<<27 //p0.7
uint8?j;
uint32?adv;
/*******************************************************************************
*名稱:main()
*功能:讀取按鍵控制LED閃爍
*******************************************************************************/
int?main(void)
{?
??PINSEL0=0x00000000;????????????//設置P00-P15引腳連接GPIO
??PINSEL1=0x00400000; ?//設置P27引腳連接到AD0
?//?PINSEL2=0x00000004;
??IODIR0=LED;?????????????????????//設置11個口為輸出其它I/O為輸入
??IODIR1=BEEP; //設置P1.24為輸出
??//*************************??
??while(1)
??{?
IOSET0=LED;
IOSET1=BEEP;
IOCLR0=LED;
IOCLR1=BEEP;
??}
?}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????3227??2011-01-21?15:47??GPIO\config.h
?????文件?????????19??2011-01-21?16:24??GPIO\ExtDll.iex
?????文件????????248??2011-01-20?16:38??GPIO\Jli
?????文件???????1506??2011-01-21?16:20??GPIO\main.c
?????文件??????34510??2011-01-21?16:23??GPIO\main.crf
?????文件????????161??2011-01-21?16:23??GPIO\main.d
?????文件??????70792??2011-01-21?16:23??GPIO\main.o
?????文件??????21384??2011-01-21?16:23??GPIO\Startup.lst
?????文件???????3036??2011-01-21?16:23??GPIO\Startup.o
?????文件???????5874??2007-04-24?10:18??GPIO\Startup.s
?????文件???????5602??2006-09-25?11:17??GPIO\target.c
?????文件??????36139??2011-01-21?16:23??GPIO\target.crf
?????文件????????228??2011-01-21?16:23??GPIO\target.d
?????文件???????1412??2006-06-11?10:36??GPIO\target.h
?????文件??????76216??2011-01-21?16:23??GPIO\target.o
?????文件??????17216??2011-01-21?16:23??GPIO\test.axf
?????文件??????18403??2011-01-21?16:23??GPIO\test.htm
?????文件????????254??2011-01-21?16:23??GPIO\test.lnp
?????文件??????47924??2011-01-21?16:23??GPIO\test.map
?????文件???????2793??2011-01-21?16:55??GPIO\test.Opt
?????文件????????167??2011-01-21?18:03??GPIO\test.plg
?????文件????????479??2010-06-12?15:43??GPIO\test.sct
?????文件????????926??2011-01-21?16:23??GPIO\test.tra
?????文件???????2626??2011-01-21?15:07??GPIO\test.Uv2
?????文件???????2793??2011-01-21?16:52??GPIO\test_Opt.Bak
?????文件????????977??2011-01-21?18:03??GPIO\test_Target?1.dep
?????文件???????2634??2011-01-20?16:56??GPIO\test_Uv2.Bak
????..AD...?????????0??2014-07-06?22:50??GPIO
-----------?---------??----------?-----??----
???????????????357546????????????????????28
............此處省略1個文件信息
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