資源簡介
51單片機的多機通信(帶proteus源碼),一主三從模式.rar
代碼片段和文件信息
#include?“PMPDataR.h“
unsigned?char?zu[]={0xc00xf90xa40xb00x990x920x820xf80x800x900x880x830xc60xa10x860x8d};
/*?延時t毫秒?*/
void?delay(uint?t)
{
uint?i;
while(t--)
{
/*?對于11.0592M時鐘,約延時1ms?*/
for?(i=0;i<125;i++)
{}
}
}?
/*?發送數據函數?*/
uchar?recvdata()
{
/*?接收數據?*/
while(!RI);
if?(RB8==1)
return?0xee; //?若接收的為地址幀,則返回0xee
buf?=?SBUF;
RI?=?0;
return?0; //?返回0
}
/*?串口初始化函數?*/
void?init_serial()
{
TMOD?=?0x20; //?定時器T1使用工作方式2
TH1?=?250;
TL1?=?250;
TR1?=?1; //?開始計時
PCON?=?0x80; //?SMOD?=?1
SCON?=?0xd0; //?工作方式,9位數據位,波特率9600kbit/s,允許接收?
}
/*?主程序?*/
void?main()
{?
uchar?i?=?0;
uchar?tmp?=?0xff;
P1=?0xff;
addr?=?P1&0x0f; //?獲取本機地址
P23?=?1; //?發光管不亮
init_serial(); //?串口
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????1982??2008-10-15?16:26??多機通信\dj.PWI
?????文件?????141943??2007-11-05?00:54??多機通信\Last?Loaded?dj.DBK
?????文件???????1461??2007-11-22?14:37??多機通信\proc\PMPDataR.c
?????文件????????430??2007-11-22?14:37??多機通信\proc\PMPDataR.h
?????文件???????4853??2007-11-05?01:16??多機通信\proc\PMPDataR.LST
?????文件???????5759??2007-11-05?01:16??多機通信\proc\PMPDataR.OBJ
?????文件???????5517??2007-11-05?01:16??多機通信\proc\PMPDataRPro
?????文件????????924??2007-11-05?01:16??多機通信\proc\PMPDataRPro.hex
?????文件?????????51??2007-11-05?01:16??多機通信\proc\PMPDataRPro.lnp
?????文件???????5938??2007-11-05?01:16??多機通信\proc\PMPDataRPro.M51
?????文件???????1883??2008-08-31?14:41??多機通信\proc\PMPDataRPro.Opt
?????文件????????199??2008-08-31?14:41??多機通信\proc\PMPDataRPro.plg
?????文件???????2154??2008-08-31?05:38??多機通信\proc\PMPDataRPro.Uv2
????.......??????1885??2008-08-31?05:38??多機通信\proc\PMPDataRPro_Opt.Bak
?????文件???????3031??2007-11-05?01:17??多機通信\proc\PMPDataT.c
?????文件????????563??2007-11-03?17:39??多機通信\proc\PMPDataT.h
?????文件???????9379??2007-11-05?01:09??多機通信\proc\PMPDataT.LST
?????文件???????7577??2007-11-05?01:09??多機通信\proc\PMPDataT.OBJ
?????文件???????6781??2007-11-05?01:09??多機通信\proc\PMPDataTPro
?????文件???????1090??2007-11-05?01:09??多機通信\proc\PMPDataTPro.hex
?????文件?????????51??2007-11-05?01:09??多機通信\proc\PMPDataTPro.lnp
?????文件???????9371??2007-11-05?01:09??多機通信\proc\PMPDataTPro.M51
?????文件???????1126??2008-08-31?14:30??多機通信\proc\PMPDataTPro.Opt
?????文件????????225??2008-08-31?14:30??多機通信\proc\PMPDataTPro.plg
?????文件???????2154??2008-08-31?05:39??多機通信\proc\PMPDataTPro.Uv2
????.......??????1725??2008-08-31?05:39??多機通信\proc\PMPDataTPro_Opt.Bak
?????目錄??????????0??2008-08-31?14:41??多機通信\proc
?????文件?????135373??2007-11-05?01:06??多機通信\dj.DSN
?????目錄??????????0??2008-08-31?05:36??多機通信
-----------?---------??----------?-----??----
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