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資源簡介

課題研究要點:本設計以stc15單片機系統為核心,通過熱電阻傳感器,A/D轉換電路,放大電路,顯示系統對單點的溫度進行實時測量檢測。由于熱電阻的阻值和溫度變化成線性關系,所以可以比較方便的測量溫度 課題研究目的:制作一個測量溫度在-50~200攝氏度的溫度檢測計,通過對熱電阻溫度檢測系統的學習掌握基于熱電阻的溫度檢測技術,單片機相關知識的運用和拓展學習。轉化理論知識學習到實際應用,制作出熱電阻溫度檢測系統實物,實現對溫度的精確測量,從而提升自主學習能力、動手能力、解決問題的能力

資源截圖

代碼片段和文件信息

#include?“adc.h“








/*----------------------------
Software?delay?function
----------------------------*/
void?Delay(u8?n)
{
????u8?x;

????while?(n--)
????{
????????x?=?5000;
????????while?(x--);
????}
}



/*----------------------------
Get?ADC?result
----------------------------*/
u8?GetADCResult(u8?ch)
{
????ADC_CONTR?=?ADC_POWER?|?ADC_SPEEDLL?|?ch?|?ADC_START;
????_nop_();????????????????????????//Must?wait?before?inquiry
????_nop_();
????_nop_();
????_nop_();
????while?(!(ADC_CONTR?&?ADC_FLAG));//Wait?complete?flag
????ADC_CONTR?&=?~ADC_FLAG;?????????//Close?ADC

????return?ADC_RES;?????????????????//Return?ADC?result
}

/*----------------------------
Initial?ADC?sfr
----------------------------*/
void?InitADC()
{
????P1ASF?=?0x02;???????????????????//Open?8?channels?ADC?function
????ADC_RES?=?0;????????????????????//Clear?previous?result
????ADC_CONTR?=?ADC_POWER?|?ADC_SPEEDLL;
????Delay(2);???????????????????????//ADC?power-on?and?delay
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-06-04?04:15??原理圖\
?????目錄???????????0??2017-06-04?04:15??原理圖\__Previews\
?????文件???????44418??2017-03-29?16:06??原理圖\__Previews\Sheet1.SchDocPreview
?????文件???????54780??2017-12-05?16:52??原理圖\__Previews\基于熱電阻的溫度檢測系統.SchDocPreview
?????文件???????95071??2017-04-16?15:06??原理圖\基于熱電阻的溫度檢測系統.PDF
?????文件??????104960??2017-04-16?19:17??原理圖\基于熱電阻的溫度檢測系統.SchDoc
?????目錄???????????0??2017-06-04?04:15??實物照片\
?????文件?????2012805??2017-04-16?20:01??實物照片\IMG_1818.JPG
?????文件?????2865890??2017-04-16?20:01??實物照片\IMG_1819.JPG
?????目錄???????????0??2017-06-04?04:15??源代碼\
?????文件????????1017??2017-04-16?18:50??源代碼\adc.c
?????文件?????????710??2017-04-16?17:48??源代碼\adc.h
?????文件?????????789??2017-04-16?19:48??源代碼\key.c
?????文件?????????367??2017-04-16?19:48??源代碼\key.h
?????目錄???????????0??2017-06-04?04:15??源代碼\Listings\
?????文件????????2679??2017-04-16?19:57??源代碼\Listings\adc.lst
?????文件????????3477??2017-04-16?19:57??源代碼\Listings\key.lst
?????文件????????3643??2017-04-16?19:57??源代碼\Listings\main.lst
?????文件???????18225??2017-04-16?19:57??源代碼\Listings\oled.lst
?????文件???????28727??2017-04-16?19:57??源代碼\Listings\Project.m51
?????文件???????14155??2017-04-16?19:57??源代碼\Listings\STARTUP.lst
?????文件????????9441??2017-03-29?19:25??源代碼\Listings\temp.lst
?????文件????????1078??2017-04-19?14:13??源代碼\main.c
?????目錄???????????0??2017-06-04?04:15??源代碼\objects\
?????文件????????5944??2017-04-16?19:57??源代碼\objects\adc.obj
?????文件????????5768??2017-04-16?19:57??源代碼\objects\key.obj
?????文件???????10712??2017-04-16?19:57??源代碼\objects\main.obj
?????文件???????24046??2017-04-16?19:57??源代碼\objects\oled.obj
?????文件???????43219??2017-04-16?19:57??源代碼\objects\Project
?????文件????????1100??2017-04-16?19:57??源代碼\objects\Project.build_log.htm
?????文件???????11274??2017-04-16?19:57??源代碼\objects\Project.hex
............此處省略12個文件信息

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