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LED 的代码
led.lk
led.o
led.src
[Files]
led.c
[Headers]
[Documents]
led.asm
.include hardware.inc
.code
.public _F_Led
_F_Led: .proc
loop:
r1=0xffff;
[P_IOA_Attrib]=r1;
[P_IOA_Dir]=r1;
[P_IOA_Data]=r1
r4=0xffff;
[P_IOA_Data] = r4;
led.inc
.include hardware.inc
.code
.public _F_Led
_F_Led:
loop:
r1=0xffff;
[P_IOA_Attrib]=r1;
[P_IOA_Dir]=r1;
[P_IOA_Data]=r1
r4=0xffff;
[P_IOA_Data] = r4;
r
led.h
extern void ledloop(void);
led.c
/*
ICC-AVR application builder : 2008-01-24 15:51:26
Target : s12dg128b
Crystal: 16Mhz
Designed by Chiu Sir
E-mail:chiusir@yahoo.cn
*/
#include /* derivative
led.c
#include
#include
int main(void)
{
unsigned int t,times;
DDRB=0XFF;
DDRD=0XFF;
DDRA=0XFF;
while(1)
{PORTB=0xF3;
PORTA=0xF3;
}
/*
PORTB=0x00;
PORTD=0XFF;
led.h
/*H**************************************************************************
* NAME: led.h
*----------------------------------------------------------------------------
* Copyrigh
led.asm
;p1口八个灯作跑马灯，实现灯的循环移动
;可以作单片机入门的简单例子，打开神密的单片机之门
;循环八次后再往回循环
;led灯接在P1口上
org 0000h
ajmp start
org 0030h
start:
mov a,#0ffh ;
clr c ;
mov r2,#08h ;循环八次。
loop: rlc a ;带进位左移。
mov p1,a ;输出到P1口。