hlp:桂林国际齿轮泵代码

2026-10-09 10:25:24 +08:00
commit fd606b3c81
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+//serial.h的具体实现，要注意的地方是数据类型的转换,QLineEdit的text().toASCII返回的是QByteArray,而PortSend要发送的是
+//char类型的数据，所以就需要转换，在Qt中使用.data()就可以实现转换。还有要注意的地方就是QSocketNotifier不要忘记添加了。
+#include "serial.h"
+portinfo_t portinfo = {
+    '0',      // print prompt after receiving
+    115200,   // baudrate: 115200
+    '8',      // databit 8
+    '0',      // debug: off
+    '0',      // echo off
+    '0',      // flow control: software
+    '0',      // default tt: SAC0
+    '0',      // parity: none
+    '1',      // stopbit: 1
+     0       // reserved
+};
+/*
+typedef struct //define the uart value struct
+{
+        char    prompt;         //prompt after reciving data
+        int     baudrate;       //baudrate
+        char    databit;        //data bits, 5, 6, 7, 8
+        char    debug;          //debug mode, 0: none, 1: debug
+        char    echo;           //echo mode, 0: none, 1: echo
+        char    fctl;           //flow control, 0: none, 1: hardware, 2: software
+        char    tty;            //tty: 0, 1, 2, 3, 4, 5, 6, 7
+        char    parity;         //parity 0: none, 1: odd, 2: even
+        char    stopbit;        //stop bits, 1, 2
+        //const int reserved;   //reserved, must be zero
+        int reserved;           //reserved, must be zero
+}portinfo_t;
+  */
+static int serial_fd;
+char databuffer[20];
+int datalen;
+serial::serial(QWidget *parent)
+    : QWidget(parent)
+{
+
+//    layout();//lay out
+
+//    open_button->setEnabled(true);
+//    close_button->setEnabled(false);
+//    send_button->setEnabled(false);
+
+//    connect(open_button,SIGNAL(clicked()),this,SLOT(open_serial()));
+//    connect(close_button,SIGNAL(clicked()),this,SLOT(close_serial()));
+//    connect(send_button,SIGNAL(clicked()),this,SLOT(send_setial()));
+
+    QSocketNotifier *notifier=new QSocketNotifier(serial_fd,QSocketNotifier::Read,this);
+    connect(notifier,SIGNAL(activated(int)),this,SLOT(read_serial()));
+    read_serial();
+}
+serial::~serial()
+{
+
+}
+void serial::init_serial( int baudrate, int portNumber,int stopbit )
+{
+    portinfo.baudrate = baudrate;
+    portinfo.tty = portNumber+'0';
+    portinfo.stopbit = stopbit+'0';
+    portinfo.fctl = '0';
+}
+void serial::open_serial()
+{
+    serial_fd=PortOpen(&portinfo);
+    if(serial_fd<0)
+    {
+        perror("Error:open serial port error");
+        //exit(1);
+    }
+    PortSet(serial_fd,&portinfo);
+    QSocketNotifier *notifier=new QSocketNotifier(serial_fd,QSocketNotifier::Read,this);
+    connect(notifier,SIGNAL(activated(int)),this,SLOT(read_serial()));
+    read_serial();
+}
+void serial::close_serial()
+{
+    PortClose(serial_fd);
+
+}
+void serial::read_serial()
+{
+    datalen=PortRecv(serial_fd,databuffer,10,115200);
+    //textbrowser->insertPlainText(databuffer);
+    qDebug()<<"read:"<<datalen;
+}
+
+
+void serial::send_serial(char *buf,int len)
+{
+    PortSend(serial_fd,buf,len);
+}
+
+//void serial::layout()
+//{
+//    label1=new QLabel("Receive:");
+//    label2=new QLabel("Send:");
+//    open_button=new QPushButton("Open");
+//    close_button=new QPushButton("Close");
+//    send_button=new QPushButton("Send");
+//    textbrowser=new QTextBrowser(this);
+//    lineedit=new QLineEdit;
+//    lineedit->setText("123489");
+//    QVBoxLayout *vlayout1=new QVBoxLayout;
+//    vlayout1->addWidget(label1);
+//    vlayout1->addWidget(textbrowser);
+//    vlayout1->addWidget(label2);
+//    QVBoxLayout *vlayout3=new QVBoxLayout;
+//    vlayout3->addWidget(open_button);
+//    vlayout3->addWidget(close_button);
+//    QHBoxLayout *hlayout2=new QHBoxLayout;
+//    hlayout2->addLayout(vlayout1);
+//    hlayout2->addLayout(vlayout3);
+//    QHBoxLayout *hlayout1=new QHBoxLayout;
+//    hlayout1->addWidget(lineedit);
+//    hlayout1->addWidget(send_button);
+//    QVBoxLayout *vlayout2=new QVBoxLayout;
+//    vlayout2->addLayout(hlayout2);
+//    vlayout2->addLayout(hlayout1);
+//    setLayout(vlayout2);
+//}
+
+//总结：总算完成了，前后花了两天的时候，很高兴的是自己没有放弃。至于这个串口的QT有什么用，那作用老大了，以前我用VB写过环境
+//监控系统，在PC端实现的，低下用的是ADUC824，那代码，叫宏伟啊。Qt就简单多了（站在巨人的肩膀上）。有了UART的通信，一些
+//控制类的东西都可以实现了，而且界面还可以做得要多漂亮就有多漂亮（看个人的了）。
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