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PROTEUS仿真單片機最小系統,需要的就下吧

資源截圖

代碼片段和文件信息

#include?
/**********測溫*************************/
#define?uchar?unsigned?char
#define?uint?unsigned?int
sbit?DS=P1^7;?
sbit?E=P2^4;
sbit?RS=P2^6;
sbit?RW=P2^5;
const?uchar?NoDisp=0;
const?uchar?NoCur=1;
const?uchar?CurNoFlash=2;
const?uchar?CurFlash=3;
/**********測溫*************************/
void?long_delay(void);?
void?short_delay(void);?
void?delay10ms(unsigned?char);?
void?write7279(unsigned?char?unsigned?char); //?寫入HD7279
void?send_byte(unsigned?char);???????? //發送1個字節????

unsigned?char?read7279(unsigned?char); ??????????//?讀HD7279
unsigned?char?receive_byte(void);????? //接受1個字節
unsigned?char?digit[5];??????????????? //變量即I/O口定義
unsigned?char?key_number?j?k;
unsigned?int?tmr;
unsigned?long?wait_cnter;

sbit?cs=P2^0;? //?
sbit?clk=P2^1;? //
sbit?dat=P2^2;? //??
sbit?key=P2^3;? //?
//******?HD7279A?******
#define?CMD_RESET?0xa4??????//復位指令
#define?CMD_TEST?0xbf???????//測試指令
#define?DECODE0?0x80????????//方式0譯碼
#define?DECODE1?0xc8????????//方式1譯碼
#define?CMD_READ?0x15???????//讀鍵盤指令
#define?UNDECODE?0x90???????//不譯碼指令
#define?RTL_CYCLE?0xa3??????//循環左移
#define?RTR_CYCLE?0xa2??????//循環右移
#define?RTL_UNCYL?0xa1??????//左移
#define?RTR_UNCYL?0xa0??????//右移
#define?ACTCTL?0x98?????????//消隱
#define?SEGON?0xe0??????????//段電亮
#define?SEGOFF?0xc0?????????//閃爍控制
#define?blinkCTL?0x88
/*****************測溫**********************************/
void?mdelay(uint?z)
{
uint?xy;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void?WaitIdle()
{

RS=0;
RW=1;
//_nop_();也可以不要
E=1;
mdelay(5);
while((P0&0x80)==0x80)
???{
?????E=0;??//這兩句protues仿真必須加;仿真器仿真也通過。
?????E=1;??
???};
E=0;
}

void?LcdWcn(uchar?c)
{
RS=0;
RW=0;
P0=c;
mdelay(5);
E=1;
mdelay(5);
E=0;
}

void?LcdWc(uchar?c)
{
WaitIdle();
LcdWcn(c);

}

void?LcdWd(uchar?c)
{
WaitIdle();
RS=1;
RW=0;
P0=c;
mdelay(5);
E=1;
mdelay(5);
mdelay(5);
E=0;
}

void?ClrLcd()
{
LcdWc(0x01);
}

void?RstLcd()
{

// dula=0;//關閉數碼管鎖存端,避免電流不夠
// wela=0;
E=0;
LcdWc(0x38);
LcdWc(0x0f);
LcdWc(0x06);
LcdWc(0x01);
}
void?SetCur(uchar?Para)
{
mdelay(2);
switch(Para)
{
case?0:LcdWc(0x08);break;
case?1:LcdWc(0x0c);break;
case?2:LcdWc(0x0e);break;
case?3:LcdWc(0x0f);break;
default:break;

}
}
void?LcdPos(uchar?xPosuchar?yPos)
{
uchar?tmp;
xPos&=0x0f;
yPos&=0x01;
if(yPos==0)
tmp=xPos;
else
tmp=xPos+0x40;
tmp|=0x80;
LcdWc(tmp);
}
void?WriteChar(uchar?cuchar?xPosuchar?yPos)
{
LcdPos(xPosyPos);
LcdWd(c);
}

void?WriteString(uchar?*suchar?xPosuchar?yPos)
{
uchar?i;
if(*s==0)
return;
for(i=0;;i++)
{
if(*(s+i)==0)
break;
WriteChar(*(s+i)xPosyPos);
xPos++;
if(xPos>=15)
break;
}
}

void?dsreset(void)???????//?DS18B20初始化
{
??uint?i;???????????????
??DS=0; //?首先拉低,要求480us
??i=103;
??while(i>0)i--;
??DS=1; //?上升沿,要求15~60us
??i=4;
??while(i>0)i--;
}
void?rxwait()//等待應答脈沖
{
uint?i;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????87871??2008-08-14?15:19??最小系統2\system_814?-?CADCAM.ZIP

?????文件?????130070??2008-08-14?15:19??最小系統2\system_814.LYT

?????文件?????184384??2008-08-11?12:32??最小系統2\system_end_new.DSN

?????文件??????10824??2008-08-24?19:44??最小系統2\復件?1\1.c

?????文件??????24946??2008-08-24?19:28??最小系統2\復件?1\1.LST

?????文件??????26474??2008-08-24?19:28??最小系統2\復件?1\1.OBJ

?????文件??????23369??2008-08-24?19:28??最小系統2\復件?1\df

?????文件???????7534??2008-08-24?19:28??最小系統2\復件?1\df.hex

?????文件??????31649??2008-08-24?19:28??最小系統2\復件?1\df.M51

?????文件???????1010??2008-08-25?18:14??最小系統2\復件?1\df.Opt

?????文件????????193??2008-08-25?18:14??最小系統2\復件?1\df.plg

?????文件???????1983??2008-08-24?09:48??最小系統2\復件?1\df.Uv2

?????文件???????1006??2008-08-25?18:11??最小系統2\復件?1\df_Opt.Bak

?????文件??????????0??2008-08-24?08:58??最小系統2\復件?1\df_Uv2.Bak

?????目錄??????????0??2009-08-12?15:09??最小系統2\復件?1

?????目錄??????????0??2009-08-12?15:09??最小系統2

-----------?---------??----------?-----??----

???????????????531313????????????????????16


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