http://www.bxcqd.com/news/370289.html [in] hFile A handle to the communications device. TheCreateFilefunction returns this handle. [in] lpDCB A pointer to aDCBstructure that contains the configuration information for the specified communications device. Visa mer If the function succeeds, the return value is nonzero. If the function fails, the return value is zero. To get extended error information, callGetLastError. Visa mer TheSetCommState function uses aDCB structure to specify the desired configuration. TheGetCommStatefunction returns the current … Visa mer
SetCommState函数失败原因_sunxiao061015的博客-CSDN博客
http://m.blog.chinaunix.net/uid-22283027-id-1777065.html Webb初始化 COM PORT 的步驟 1.BuildCommDCB : 建立 DCB (Device Control Block). 2.CreatFile : 開啟 COM Port 並取得 Handle 代碼. 3.SetCommState : 根據 DCB 資料結構的內容,來設定串列通訊裝置,並對硬體重新初始化 (initialize). 4.SetupComm : 用來設定輸入資料儲列 (Queue)與輸入資料儲列. 5 ... post warehouse
深入浅出Win32多线程程序设计之基本概念-_kevin_lee-ChinaUnix …
Webb12 apr. 2024 · c++菜鸟,关于mfc设计串口通信的问题(vs2010) 你好! vs2010 的串口接收,要采用委托的方式来接收,串口接收是自动触发的! 发送要通过按钮事件来完成! 没用,那你问什么,就别来问. 如何用VC进行串口编程. 1、新建MFC对话框工程如下 Webb6 aug. 2013 · Create a DCB, set SetCommState and go. CTS was set high, RTS was set high and you were on your way. Since ported up to VS2012 Pro MFC, I am finding that … Webb加入viruscamp 取消对 MFC 的依赖; 改进InitPort方法,如果上次串口是打开,再次调用InitPort方法,关闭串口需要做一定的延时,否则有几率导致ERROR_ACCESS_DENIED拒绝访问,也就是串口占用问题; 初始化默认波特率修改为9600; 修复一些释放的BUG post warehouse fairburn ga