34 lines
782 B
C
34 lines
782 B
C
// ultrasonic distance sensor
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#include "STC15F2K60S2.H"
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#include "displayer.h"
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#include "sys.h"
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#include "universal_decode_table.h"
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#include "EXT.h"
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code unsigned long SysClock = 11059200; //必须。定义系统工作时钟频率(Hz)，用户必须修改成与实际工作频率（下载时选择的）一致
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void showDist()
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{
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int dist=GetUltraSonic(),num[5];
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num[0]=dist/10000;
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num[1]=(dist%10000)/1000;
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num[2]=(dist%1000)/100;
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num[3]=(dist%100)/10;
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num[4]=dist%10;
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Seg7Print(num[0],num[1],num[2],num[3],num[4],0,0,0);
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}
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void main()
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{
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DisplayerInit();
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EXTInit(enumEXTUltraSonic);
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LedPrint(0);
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SetDisplayerArea(0, 4);
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MySTC_Init();
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SetEventCallBack(enumEventSys10mS, showDist);
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while (1)
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{
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MySTC_OS();
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}
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}
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