第十届单片机蓝桥杯真题

#include <REGX51.H> #include "SYSTEM.H" #include "DS1302.H" #include "IIC.H" #include "ONEWIRE.H" unsigned int Temperature=0; float humidity=0.0; unsigned char ParaT=30; unsigned int AD_Volt=0; unsigned char Trigger_Counter=0; unsigned int T_Count=0; unsigned int NE555=0; unsigned int MaxT=0,MaxH=0; unsigned int AvgT=0,AvgH=0; unsigned char count=0; unsigned char flag=0; unsigned char SaveT2=0,SaveT1=0; unsigned char SetBuf[]={10,10,10,10,10,10,10,10}; //u p a 14- e h 17 18 unsigned char code Nixie_Table[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff,0xc6,0x8c,0x88,0xbf,0x86,0x89,0x8e,0xc6}; unsigned char code Nixie_DotTable[]={0x40,0x79,0x24,0x30,0x19,0x12,0x02,0x78,0x00,0x10,0xff}; unsigned int i,j=0; unsigned char x=0; unsigned char Warning=0; unsigned int AvgTemp=0,HuiTemp=0; void Nixie_SetBuf(unsigned char Location,unsigned char Number) { SetBuf[Location]=Number; } void Nixie_Scan(unsigned char Location,unsigned char Number) { OutPutP0(7,0xff); OutPutP0(6,(0x01<<Location)); if(Location==6 && Interface==2&&(Mode==1 || Mode==2) && x!=1) { OutPutP0(7,Nixie_DotTable[Number]); } else { OutPutP0(7,Nixie_Table[Number]); } } void Nixie_Loop() { static unsigned char i=0; Nixie_Scan(i,SetBuf[i]); i++; if(i>8) { i=0; } } void DS1302_SHOW() { Nixie_SetBuf(0,Time[2]/16); Nixie_SetBuf(1,Time[2]%16); Nixie_SetBuf(2,14); Nixie_SetBuf(3,Time[1]/16); Nixie_SetBuf(4,Time[1]%16); Nixie_SetBuf(5,14); Nixie_SetBuf(6,Time[0]/16); Nixie_SetBuf(7,Time[0]%16); } void DS18B20_SHOW() { Nixie_SetBuf(0,18); Nixie_SetBuf(1,10); if(Trigger_Counter!=0) { Nixie_SetBuf(2,MaxT/10%10); Nixie_SetBuf(3,MaxT/1%10); Nixie_SetBuf(4,14); Nixie_SetBuf(5,AvgT/100%10); Nixie_SetBuf(6,AvgT/10%10); Nixie_SetBuf(7,AvgT/1%10); } else { Nixie_SetBuf(2,10); Nixie_SetBuf(3,10); Nixie_SetBuf(4,10); Nixie_SetBuf(5,10); Nixie_SetBuf(6,10); Nixie_SetBuf(7,10); } } void HUMIDITY_SHOW() { Nixie_SetBuf(0,16); Nixie_SetBuf(1,10); if(Trigger_Counter!=0) { Nixie_SetBuf(2,MaxH/10%10); Nixie_SetBuf(3,MaxH/1%10); Nixie_SetBuf(4,14); Nixie_SetBuf(5,AvgH/100%10); Nixie_SetBuf(6,AvgH/10%10); Nixie_SetBuf(7,AvgH/1%10); } else { Nixie_SetBuf(2,10); Nixie_SetBuf(3,10); Nixie_SetBuf(4,10); Nixie_SetBuf(5,10); Nixie_SetBuf(6,10); Nixie_SetBuf(7,10); } } void TIME_SHOW() { Nixie_SetBuf(0,17); Nixie_SetBuf(1,Trigger_Counter/10%10); Nixie_SetBuf(2,Trigger_Counter/1%10); if(Trigger_Counter!=0) { Nixie_SetBuf(3,SaveT2/16); Nixie_SetBuf(4,SaveT2%16); Nixie_SetBuf(5,14); Nixie_SetBuf(6,SaveT1/16); Nixie_SetBuf(7,SaveT1%16); } else { Nixie_SetBuf(3,10); Nixie_SetBuf(4,10); Nixie_SetBuf(5,10); Nixie_SetBuf(6,10); Nixie_SetBuf(7,10); } } void ParaT_SHOW() { Nixie_SetBuf(0,12); Nixie_SetBuf(1,10); Nixie_SetBuf(2,10); Nixie_SetBuf(3,10); Nixie_SetBuf(4,10); Nixie_SetBuf(5,10); Nixie_SetBuf(6,ParaT/10%10); Nixie_SetBuf(7,ParaT/1%10); } void TEMPHUMI_SHOW() { Nixie_SetBuf(0,15); Nixie_SetBuf(1,10); Nixie_SetBuf(2,10); Nixie_SetBuf(3,Temperature/10%10); Nixie_SetBuf(4,Temperature/1%10); Nixie_SetBuf(5,14); if(humidity<=10) { Nixie_SetBuf(6,13); Nixie_SetBuf(7,13); } else { Nixie_SetBuf(6,(int)humidity/10%10); Nixie_SetBuf(7,(int)humidity/1%10); } } void NE555_Process() { //y=2/45x+9/10; if(NE555>=2000) { humidity=90; } else if(NE555<=200) { humidity=10; } else humidity=((2.0/45)*NE555+(9.0/10)); } void PROCESS_DATA() { if(Temperature>MaxT && Temperature<40) { MaxT=Temperature; } if((int)humidity>MaxH) { MaxH=(int)humidity; } AvgTemp+=Temperature; AvgT=(AvgTemp/(++i))*10; HuiTemp+=humidity; AvgH=(HuiTemp/(++j))*10; } void PCF8591_PRO() { if(AD_Volt<30) { count=1; SaveT2=Time[2]; SaveT1=Time[1]; Trigger_Counter++; flag=1; Temperature=DS18B20_ReadT(); if(Temperature>ParaT) { Warning=1; } else Warning=0; NE555_Process(); PROCESS_DATA(); while(count) { x=1; TEMPHUMI_SHOW(); } x=0; } } void Init() { MaxT=0;MaxH=0; AvgT=0;AvgH=0; Trigger_Counter=0; AvgTemp=0;HuiTemp=0; i=0;j=0; }