加入命令生成逻辑，测试通过；

SP713_Upper.pro

@@ -10,6 +10,7 @@ CONFIG += c++17
 
 SOURCES += \
     dialogcalibrate.cpp \
+    src/sources/framehandler.cpp \
     main.cpp \
     mainwindow.cpp \
     src/sources/crc.cpp \
@@ -18,6 +19,7 @@ SOURCES += \
 
 HEADERS += \
     dialogcalibrate.h \
+    src/headers/framehandler.h \
     mainwindow.h \
     src/headers/CH347DLL.H \
     src/headers/crc.h \

mainwindow.cpp

@@ -8,6 +8,7 @@ MainWindow::MainWindow(QWidget *parent)
     ui->setupUi(this);
     drvSPI = new DRV_Spi(this);
     drvUart = new DRV_Uart(this);
+    fHandler = new FrameHandler(this);
 }
 
 MainWindow::~MainWindow()
@@ -172,3 +173,17 @@ void MainWindow::on_pushButton_3_clicked()
     }
 }
 
+
+void MainWindow::on_pushButton_9_clicked()
+{
+    QByteArray tmp = fHandler->genREGWrite(0x01,0x01,0x09,0x81);
+    qDebug()<<tmp.toHex();
+}
+
+
+void MainWindow::on_pushButton_10_clicked()
+{
+    QByteArray tmp = fHandler->genREGRead(0x01);
+    qDebug()<<tmp.toHex();
+}
+

mainwindow.h

@@ -6,7 +6,7 @@
 #include "src/headers/drv_uart.h"
 #include "src/headers/drv_spi.h"
 #include "QDateTime"
-
+#include "src/headers/framehandler.h"
 
 
 
@@ -49,11 +49,17 @@ private slots:
 
     void on_pushButton_3_clicked();
 
+    void on_pushButton_9_clicked();
+
+    void on_pushButton_10_clicked();
+
 private:
     Ui::MainWindow *ui;
     DialogCalibrate *dc;
     DRV_Uart *drvUart;
     DRV_Spi *drvSPI;
+    FrameHandler *fHandler;
+
 
 };
 #endif // MAINWINDOW_H

src/headers/drv_spi.h

@@ -69,8 +69,7 @@ signals:
 private:
          // 私有成员变量
          // double m_currentValues[]; // 当前各通道输出值（假设有多个通道）
-
-    // 私有方法
+        // 私有方法
 
 };
 

src/headers/framehandler.h

@@ -0,0 +1,25 @@
+#ifndef FRAMEHANDLER_H
+#define FRAMEHANDLER_H
+
+#include <QObject>
+#include "QByteArray"
+#include "qdebug.h"
+
+class FrameHandler : public QObject
+{
+    Q_OBJECT
+public:
+    explicit FrameHandler(QObject *parent = nullptr);
+    QByteArray genREGWrite(unsigned char ucDAC,unsigned char ucChannel,unsigned char ucFun1,unsigned char ucFun2);
+    QByteArray genREGRead(unsigned char ucDAC);
+    QByteArray genCrc16(const QByteArray& data);
+    QByteArray genSum(const QByteArray& data);
+    static void genCrc16table(quint16 table[256], quint16 poly);
+
+signals:
+
+private:
+    unsigned char nFrameCount;
+};
+
+#endif // FRAMEHANDLER_H

src/sources/crc.cpp

@@ -4,39 +4,4 @@
 // void generate_crc16_reverse_table(quint16 *table);
 // QByteArray crc16Reverse(const QByteArray& data);
 
-static void generate_crc16_reverse_table(quint16 table[256], quint16 poly = 0x8408)
-{
-    for (int i = 0; i < 256; ++i) {
-        quint16 crc = static_cast<quint16>(i);
-        for (int j = 0; j < 8; ++j) {
-            if (crc & 0x0001)
-                crc = (crc >> 1) ^ poly;
-            else
-                crc >>= 1;
-        }
-        table[i] = crc;
-    }
-}
 
-// 计算反射型CRC16-CCITT
-QByteArray crc16Reverse(const QByteArray& data)
-{
-    static quint16 table[256];
-    static bool tableInited = false;
-    if (!tableInited) {
-        generate_crc16_reverse_table(table);
-        tableInited = true;
-    }
-
-    quint16 crc = 0x6363;
-    for (auto b : data)
-        crc = (crc >> 8) ^ table[(crc ^ static_cast<quint8>(b)) & 0xFF];
-
-    QByteArray result;
-    // 经过和python程序对比，说明CRC16的两个byte位置需调换
-    // result.append(static_cast<char>((crc >> 8) & 0xFF));
-    // result.append(static_cast<char>(crc & 0xFF));
-    result.append(static_cast<char>(crc & 0xFF));
-    result.append(static_cast<char>((crc >> 8) & 0xFF));
-    return result;
-}

src/sources/framehandler.cpp

@@ -0,0 +1,93 @@
+#include "framehandler.h"
+
+FrameHandler::FrameHandler(QObject *parent)
+    : QObject{parent}
+{
+    nFrameCount=0;
+}
+
+
+void FrameHandler::genCrc16table(quint16 table[256], quint16 poly = 0x8408)
+{
+    for (int i = 0; i < 256; ++i) {
+        quint16 crc = static_cast<quint16>(i);
+        for (int j = 0; j < 8; ++j) {
+            if (crc & 0x0001)
+                crc = (crc >> 1) ^ poly;
+            else
+                crc >>= 1;
+        }
+        table[i] = crc;
+    }
+}
+
+// 计算反射型CRC16-CCITT
+QByteArray FrameHandler::genCrc16(const QByteArray& data)
+{
+    static quint16 table[256];
+    static bool tableInited = false;
+    if (!tableInited) {
+        FrameHandler::genCrc16table(table);
+        tableInited = true;
+    }
+
+    quint16 crc = 0x6363;
+    for (auto b : data)
+        crc = (crc >> 8) ^ table[(crc ^ static_cast<quint8>(b)) & 0xFF];
+
+    QByteArray result;
+    // 经过和python程序对比，说明CRC16的两个byte位置需调换
+    // result.append(static_cast<char>((crc >> 8) & 0xFF));
+    // result.append(static_cast<char>(crc & 0xFF));
+    result.append(static_cast<char>(crc & 0xFF));
+    result.append(static_cast<char>((crc >> 8) & 0xFF));
+    return result;
+}
+
+QByteArray FrameHandler::genSum(const QByteArray &data)
+{
+    quint8 sum = 0;
+    for (int i = 0; i < data.length(); ++i) {
+        sum += static_cast<quint8>(data.at(i)); // 自动处理溢出
+    }
+
+    QByteArray tmp;
+    tmp.append(sum);
+    return tmp;
+}
+
+
+QByteArray FrameHandler::genREGWrite(unsigned char ucDAC, unsigned char ucChannel, unsigned char ucFun1, unsigned char ucFun2)
+{
+    QByteArray cmd1(16,0);
+    cmd1[0]=0x9F;
+    cmd1[1]=0xE4;
+    cmd1[2]=0x04;
+    cmd1[3]=ucDAC;
+    cmd1[4]=ucChannel;
+    cmd1[5]=ucFun1;
+    cmd1[6]=ucFun2;
+    cmd1[14]=nFrameCount;
+    QByteArray sumResult = genSum(cmd1);
+    cmd1[15] = static_cast<char>(sumResult.at(0));
+
+    nFrameCount++;
+
+    return cmd1;
+}
+
+QByteArray FrameHandler::genREGRead(unsigned char ucDAC)
+{
+    QByteArray cmd1(16,0);
+    cmd1[0]=0x9F;
+    cmd1[1]=0xE4;
+    cmd1[2]=0x05;
+    cmd1[3]=ucDAC;
+    cmd1[14]=nFrameCount;
+    QByteArray sumResult = genSum(cmd1);
+    cmd1[15] = static_cast<char>(sumResult.at(0));
+
+
+    nFrameCount++;
+    return cmd1;
+}