ui->treeWidget->setColumnCount(7);
    QStringList headerlist;
    headerlist<<"Register"<<"Hex"<<"Bin"<<"Reset"<<"Access"<<"Address"<<"Description";
    ui->treeWidget->setHeaderLabels(headerlist);
    QTreeWidgetItem* topitem1 = new QTreeWidgetItem(ui->treeWidget);
    topitem1->setText(0, QString("用户管理"));
    QIcon icon1;icon1.addPixmap(QPixmap(":/new/prefix1/ico/attach.png"));
    topitem1->setIcon(0, icon1);
    ui->treeWidget->addTopLevelItem(topitem1);