資源簡(jiǎn)介
單片機(jī)中通過(guò)串口每10秒printf 1個(gè)溫度值,波特率115200。先連上串口,然后打開(kāi)Qt上位機(jī),上位機(jī)中com號(hào)自動(dòng)獲取,默認(rèn)波特率115200,點(diǎn)擊“打開(kāi)串口”,在線程中自動(dòng)繪制溫度曲線,10更新一次,溫度曲線自動(dòng)往左移動(dòng)。自動(dòng)保存溫度值及對(duì)應(yīng)時(shí)間到txt文件中。可對(duì)記錄文件清空操作,當(dāng)必須在點(diǎn)擊“打開(kāi)串口“才可生效。

代碼片段和文件信息
#include?“widget.h“
#include?
int?main(int?argc?char?*argv[])
{
????QApplication?a(argc?argv);
????Widget?w;
????w.show();
????return?a.exec();
}
?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2018-05-14?21:20??x6AG\
?????目錄???????????0??2018-05-14?21:20??x6AG\xAG\
?????文件?????????175??2018-05-11?09:10??x6AG\xAG\main.cpp
?????文件????????3186??2018-05-13?12:26??x6AG\xAG\mythread.cpp
?????文件?????????653??2018-05-13?11:41??x6AG\xAG\mythread.h
?????文件????????3399??2018-05-14?21:19??x6AG\xAG\widget.cpp
?????文件?????????649??2018-05-13?11:41??x6AG\xAG\widget.h
?????文件????????7206??2018-05-13?03:34??x6AG\xAG\widget.ui
?????文件?????????413??2018-05-13?02:13??x6AG\xAG\xAG.pro
?????文件???????????3??2018-05-14?21:14??x6AG\xag.txt
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