資源簡介
在主線程開啟子線程初始化,讀寫串口數據,有數據就讀,提取有效數據,并用信號將數據傳送給主線程,創建界面對象,主線程通過開關按鈕槽函數控制串口的打開關閉,圖形的顯示以及暫停,實時刷新波形。串口讀取數據參考了博友的代碼。

代碼片段和文件信息
#include?“widget.h“
#include?
#include?“myapp.h“
#include?“mythread.h“
int?main(int?argc?char?*argv[])
{
????QApplication?a(argc?argv);
????myapp?w;
????w.setMinimumWidth(800);
????w.show();
????return?a.exec();
}
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????542??2017-12-21?09:00??chuankou\chuankou.pro
?????文件??????18448??2018-01-08?19:40??chuankou\chuankou.pro.user
?????文件??????18439??2017-12-22?17:01??chuankou\chuankou.pro.user.63075e0
?????文件??????18461??2018-01-05?18:19??chuankou\chuankou.pro.user.a3331b8
?????文件??????18453??2017-12-25?13:53??chuankou\chuankou.pro.user.daea52e
?????文件????????250??2017-12-21?14:24??chuankou\main.cpp
?????文件???????2706??2018-01-08?14:53??chuankou\myapp.cpp
?????文件???????1112??2018-01-06?16:22??chuankou\myapp.h
?????文件???????1293??2018-01-08?10:26??chuankou\mythread.cpp
?????文件????????521??2018-01-06?16:22??chuankou\mythread.h
?????文件???????6528??2007-09-06?00:47??chuankou\qextserialba
?????文件???????6873??2017-12-11?12:04??chuankou\qextserialba
?????文件????????504??2018-01-08?18:57??chuankou\widget.cpp
?????文件???????3550??2018-01-08?19:39??chuankou\widget.h
?????文件??????34851??2017-12-11?14:24??chuankou\win_qextserialport.cpp
?????文件???????4478??2017-12-11?11:46??chuankou\win_qextserialport.h
?????目錄??????????0??2018-01-08?19:42??chuankou
-----------?---------??----------?-----??----
???????????????137009????????????????????17
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