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LED Matrix 的代码
led.lst
C51 COMPILER V8.08 LED 12/26/2008 22:16:27 PAGE 1
C51 COMPILER V8.08, COMPILATION OF MODULE LED
OBJECT MODULE PLACED IN LED
led.lnp
"LED.obj"
TO "LED"
led.opt
### uVision2 Project, (C) Keil Software
### Do not modify !
cExt (*.c)
aExt (*.s*; *.src; *.a*)
oExt (*.obj)
lExt (*.lib)
tExt (*.txt; *.h; *.inc)
pExt (*.plm)
CppX (*.cpp)
DaveTm {
led.asm
ORG 0000H
JMP START
ORG 0100H
START: MOV SP,#60H
MOV R0,#79H ;显示数据缓冲区首地址送R0
MOV R3,#01H ;使显示器最右边位亮
LOOP: MOV P3,R3 ;扫描值
led.c
/*******************************************************************************
Ledc
*************************************************************************
led.h
VOID led_init ( VOID ) ;
VOID led_on ( INT nr ) ;
VOID led_off ( INT nr ) ;
VOID led_toggle ( INT nr ) ;
VOID led_run ( VOID ) ;
VOID tk_panic ( INT error ) ;
led.c
#include "sys.h"
void led_on()
{
rGPBDAT=0x00000000;//control IRDA led to light on
}
void led_off()
{
rGPBDAT=0x00000002;
}
led.h
void Init_Port(void);
void SHCLK_Hi(void);
void SHCLK_Lo(void);
void STCLK_Hi(void);
void STCLK_Lo(void);
void DataOut(unsigned char nValue);
void Init_CLK(void);