diff --git a/mainwindow.cpp b/mainwindow.cpp
index 9319eab..5169efa 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -106,6 +106,7 @@ void MainWindow::on_pushButton_5_clicked()
         ui->lineEdit->setEnabled(false);
         ui->pushButton_5->setEnabled(false);
         ui->pushButton_7->setEnabled(true);
+        ui->btnSpiSaveSetting->setEnabled(false);
         onLogPrint("Close device success");
     }else{
         onLogPrint("Close device failed");
@@ -134,15 +135,17 @@ void MainWindow::on_pushButton_2_clicked()
 
     // 判断打开串口设备是否成功
         if(status == TRUE){
-            ui->comboBox_3->setEnabled(true);
-            ui->comboBox_4->setEnabled(true);
-            ui->comboBox_5->setEnabled(true);
-            ui->comboBox_6->setEnabled(true);
-            ui->comboBox_16->setEnabled(true);
-            ui->comboBox_17->setEnabled(true);
+            ui->comboSpiMode->setEnabled(true);
+            ui->comboSpiClock->setEnabled(true);
+            ui->comboSpiByteOrder->setEnabled(true);
+            ui->comboSpiDataBits->setEnabled(true);
+            ui->comboSpiCS1Pol->setEnabled(true);
+            ui->comboSpiCS2Pol->setEnabled(true);
             ui->pushButton_3->setEnabled(true);
             ui->pushButton_2->setEnabled(false);
+            ui->btnSpiSaveSetting->setEnabled(true);
             onLogPrint("Open device success");
+            on_btnSpiSaveSetting_clicked(); // 初始化SPI参数
         }else{
             onLogPrint("Open device failed");
         }
@@ -157,12 +160,12 @@ void MainWindow::on_pushButton_3_clicked()
 
     // 判断打开串口设备是否成功
     if(status == TRUE){
-        ui->comboBox_3->setEnabled(false);
-        ui->comboBox_4->setEnabled(false);
-        ui->comboBox_5->setEnabled(false);
-        ui->comboBox_6->setEnabled(false);
-        ui->comboBox_16->setEnabled(false);
-        ui->comboBox_17->setEnabled(false);
+        ui->comboSpiMode->setEnabled(false);
+        ui->comboSpiClock->setEnabled(false);
+        ui->comboSpiByteOrder->setEnabled(false);
+        ui->comboSpiDataBits->setEnabled(false);
+        ui->comboSpiCS1Pol->setEnabled(false);
+        ui->comboSpiCS2Pol->setEnabled(false);
         ui->pushButton_3->setEnabled(false);
         ui->pushButton_2->setEnabled(true);
 
@@ -172,3 +175,44 @@ void MainWindow::on_pushButton_3_clicked()
     }
 }
 
+void MainWindow::on_btnSpiSaveSetting_clicked() {
+    drvSPI->spi_Init(
+        ui->comboBox_2->currentIndex(),
+        ui->comboSpiMode->currentIndex(),
+        ui->comboSpiClock->currentIndex(),
+        ui->comboSpiByteOrder->currentIndex(),
+        ui->comboSpiDataBits->currentIndex(),
+        ui->comboSpiCS1Pol->currentIndex(),
+        ui->comboSpiCS2Pol->currentIndex()
+        );
+}
+
+void MainWindow::onWriteRegButtonClicked() {
+    QByteArray ba;
+    ba.append(0x9F);
+    ba.append(0xE4);
+    ba.append(0x05);
+    ba.append(0x0B);
+    for (int i = 0; i < 11; ++i) {
+		ba.append((char)0x00);
+    }
+	ba.append(0x93);
+
+    drvSPI->spi_Write(ba);
+	qDebug() << __FUNCTION__ << ba;
+}
+
+void MainWindow::onReadRegButtonClicked() {
+    qDebug() << __FUNCTION__;
+}
+
+void MainWindow::on_comboBox_currentTextChanged(const QString& text) {
+    if (text.toLower() == "spi") {
+        connect(ui->pushButton_4, &QPushButton::clicked, this, &MainWindow::onWriteRegButtonClicked);
+        connect(ui->pushButton_10, &QPushButton::clicked, this, &MainWindow::onReadRegButtonClicked);
+    } else {
+		disconnect(ui->pushButton_4, &QPushButton::clicked, this, &MainWindow::onWriteRegButtonClicked);
+		disconnect(ui->pushButton_10, &QPushButton::clicked, this, &MainWindow::onReadRegButtonClicked);
+    }
+}
+
diff --git a/mainwindow.h b/mainwindow.h
index 708f98d..0e28a29 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -49,11 +49,16 @@ private slots:
 
     void on_pushButton_3_clicked();
 
+    void on_btnSpiSaveSetting_clicked();
+    void onWriteRegButtonClicked();
+    void onReadRegButtonClicked();
+
+    void on_comboBox_currentTextChanged(const QString& text);
+
 private:
     Ui::MainWindow *ui;
     DialogCalibrate *dc;
     DRV_Uart *drvUart;
     DRV_Spi *drvSPI;
-
 };
 #endif // MAINWINDOW_H
diff --git a/mainwindow.ui b/mainwindow.ui
index 0a2762c..efcc3fe 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -90,7 +90,7 @@
               <string>Timeout(ms):</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
@@ -149,7 +149,7 @@
               <string>Data Bits：</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
@@ -159,7 +159,7 @@
               <string>Stop Bits：</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
@@ -258,7 +258,7 @@
               <string>Baud Rate：</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignLeading|Qt::AlignmentFlag::AlignLeft|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -268,7 +268,7 @@
               <string>Parity Bits:</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignLeading|Qt::AlignmentFlag::AlignLeft|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -288,7 +288,7 @@
               <string>UART Device List：</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
+              <set>Qt::AlignmentFlag::AlignLeading|Qt::AlignmentFlag::AlignLeft|Qt::AlignmentFlag::AlignVCenter</set>
              </property>
             </widget>
            </item>
@@ -311,15 +311,18 @@
               <string>SPI Device List：</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
            <item row="2" column="1">
-            <widget class="QComboBox" name="comboBox_4">
+            <widget class="QComboBox" name="comboSpiByteOrder">
              <property name="enabled">
               <bool>false</bool>
              </property>
+             <property name="currentIndex">
+              <number>1</number>
+             </property>
              <item>
               <property name="text">
                <string>LSB</string>
@@ -333,7 +336,7 @@
             </widget>
            </item>
            <item row="2" column="3">
-            <widget class="QComboBox" name="comboBox_6">
+            <widget class="QComboBox" name="comboSpiDataBits">
              <property name="enabled">
               <bool>false</bool>
              </property>
@@ -355,12 +358,15 @@
               <string>SPI Mode:</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
            <item row="1" column="5" rowspan="2">
-            <widget class="QPushButton" name="pushButton_4">
+            <widget class="QPushButton" name="btnSpiSaveSetting">
+             <property name="enabled">
+              <bool>false</bool>
+             </property>
              <property name="sizePolicy">
               <sizepolicy hsizetype="Minimum" vsizetype="MinimumExpanding">
                <horstretch>0</horstretch>
@@ -383,10 +389,13 @@
             </widget>
            </item>
            <item row="1" column="3">
-            <widget class="QComboBox" name="comboBox_5">
+            <widget class="QComboBox" name="comboSpiClock">
              <property name="enabled">
               <bool>false</bool>
              </property>
+             <property name="currentIndex">
+              <number>1</number>
+             </property>
              <item>
               <property name="text">
                <string>60MHz</string>
@@ -435,7 +444,7 @@
               <string>Clock:</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
@@ -445,12 +454,12 @@
               <string>LSB/MSB</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
            <item row="1" column="1">
-            <widget class="QComboBox" name="comboBox_3">
+            <widget class="QComboBox" name="comboSpiMode">
              <property name="enabled">
               <bool>false</bool>
              </property>
@@ -482,12 +491,12 @@
               <string>DataBits:</string>
              </property>
              <property name="alignment">
-              <set>Qt::AlignCenter</set>
+              <set>Qt::AlignmentFlag::AlignCenter</set>
              </property>
             </widget>
            </item>
            <item row="1" column="4">
-            <widget class="QComboBox" name="comboBox_16">
+            <widget class="QComboBox" name="comboSpiCS1Pol">
              <property name="enabled">
               <bool>false</bool>
              </property>
@@ -504,7 +513,7 @@
             </widget>
            </item>
            <item row="2" column="4">
-            <widget class="QComboBox" name="comboBox_17">
+            <widget class="QComboBox" name="comboSpiCS2Pol">
              <property name="enabled">
               <bool>false</bool>
              </property>
@@ -632,10 +641,10 @@
     <item row="0" column="6">
      <spacer name="horizontalSpacer">
       <property name="orientation">
-       <enum>Qt::Horizontal</enum>
+       <enum>Qt::Orientation::Horizontal</enum>
       </property>
       <property name="sizeType">
-       <enum>QSizePolicy::MinimumExpanding</enum>
+       <enum>QSizePolicy::Policy::MinimumExpanding</enum>
       </property>
       <property name="sizeHint" stdset="0">
        <size>
@@ -1057,7 +1066,7 @@
         </widget>
        </item>
        <item row="7" column="0" colspan="2">
-        <widget class="QPushButton" name="pushButton_9">
+        <widget class="QPushButton" name="pushButton_4">
          <property name="text">
           <string>Write Reg</string>
          </property>
@@ -1091,7 +1100,7 @@
      <x>0</x>
      <y>0</y>
      <width>839</width>
-     <height>21</height>
+     <height>33</height>
     </rect>
    </property>
   </widget>