2025-03-05 09:33:46 +00:00
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#include "serialport.h"
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#include <qdebug.h>
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#include <qdatetime.h>
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#include <iostream>
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#include <cstring>
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2025-03-11 09:31:15 +00:00
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#include <QSerialPortInfo>
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2025-03-05 09:33:46 +00:00
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#include "protocol.h"
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2025-03-11 09:31:15 +00:00
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#include "defines.h"
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2025-03-05 09:33:46 +00:00
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using namespace std;
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2025-03-11 09:31:15 +00:00
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const u16 conVid = 1155; // 0x0483
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const u16 conPid = 22336; //0x5740
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2025-03-05 09:33:46 +00:00
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SerialPort::SerialPort(QObject*parent)
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:QObject(parent)
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,_sp(nullptr)
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{
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2025-03-11 09:31:15 +00:00
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// displayPortInfo();
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openSp();
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#if 0
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2025-03-05 09:33:46 +00:00
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// 1.初始化
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_sp = new QSerialPort();
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_sp->setPortName(conSPName);
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if(_sp == nullptr){
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qDebug()<<"sp is null.";
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exit(0);
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return;
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}
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// 3.设置
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//设置波特率和读写方向
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_sp->setBaudRate(QSerialPort::Baud115200,
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QSerialPort::AllDirections);
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_sp->setDataBits(QSerialPort::Data8); //数据位为8位
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_sp->setFlowControl(QSerialPort::NoFlowControl);//无流控制
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_sp->setParity(QSerialPort::NoParity); //无校验位
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_sp->setStopBits(QSerialPort::OneStop); //一位停止位
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//4.连接信号槽
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connect(_sp,&QSerialPort::readyRead,
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this,&SerialPort::slotReadData);
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// 2.打开串口
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if(false == _sp->open(QIODevice::ReadWrite)){
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qDebug()<<"open failed."
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<<_sp->error();
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exit(0);
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}
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else{
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qDebug()<<"open succ.";
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// 设置 DTR 信号为就绪状态(true 表示低电平)
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_sp->setDataTerminalReady(true);
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}
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//写数据定时器
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// startTimer(500);
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#endif
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#if 0
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sendCmd(e_zero);
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for(int i = 0; i < 9; i++){
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sendCmd(e_back);
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}
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#endif
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}
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SerialPort *SerialPort::instance()
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{
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static SerialPort ins;
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return &ins;
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}
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SerialPort::~SerialPort()
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{
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if(_sp->isOpen()){
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_sp->clear();
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_sp->close();
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}
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delete _sp;
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_sp=nullptr;
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}
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void SerialPort::timerEvent(QTimerEvent *event)
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{
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}
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void SerialPort::slotReadData()
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{
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2025-03-06 07:25:37 +00:00
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QByteArray data = _sp->readAll();
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2025-03-05 09:33:46 +00:00
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// 将 QByteArray 转换为十六进制字符串
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2025-03-11 09:31:15 +00:00
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QString hexData = data.toHex(' '); // ' ' 作为分隔符,可选参数
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qDebug() << "receive info (hex):" << hexData;
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#if 0
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2025-03-06 07:25:37 +00:00
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CommonData *serialPortData =
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reinterpret_cast<CommonData*>(const_cast<char*>(&data.data()[6]));
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2025-03-05 09:33:46 +00:00
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2025-03-06 07:25:37 +00:00
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// 格式化输出 double 类型,保留三位小数
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QString formattedSampleTemp = QString::number(serialPortData->sample_temp, 'f', 3);
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qDebug() << "sample temp:" << formattedSampleTemp;
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2025-03-05 09:33:46 +00:00
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2025-03-06 07:25:37 +00:00
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QString formattedColdTemp = QString::number(serialPortData->cold_temp, 'f', 3);
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qDebug() << "cold temp:" << formattedColdTemp;
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2025-03-05 09:33:46 +00:00
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2025-03-06 07:25:37 +00:00
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emit sigSendSerialPortData(*serialPortData);
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2025-03-11 09:31:15 +00:00
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#endif
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2025-03-05 09:33:46 +00:00
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}
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void SerialPort::openSp()
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{
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foreach (const QSerialPortInfo &info,QSerialPortInfo::availablePorts())
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{
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u16 pid = info.productIdentifier();
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u16 vid = info.vendorIdentifier();
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2025-03-05 09:33:46 +00:00
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2025-03-11 09:31:15 +00:00
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if((pid == conPid) && (vid == conVid)){
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2025-03-05 09:33:46 +00:00
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_sp = new QSerialPort(info);
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break;
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}
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2025-03-11 09:31:15 +00:00
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}
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#if 0
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if(!_sp->isOpen()){
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qDebug()<<"Com open failed.";
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return;
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}else{
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qDebug()<<"Com open succ.";
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}
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2025-03-05 09:33:46 +00:00
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#endif
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2025-03-11 09:31:15 +00:00
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//设置波特率和读写方向
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_sp->setBaudRate(QSerialPort::Baud115200,
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QSerialPort::AllDirections);
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_sp->setDataBits(QSerialPort::Data8); //数据位为8位
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_sp->setFlowControl(QSerialPort::NoFlowControl);//无流控制
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_sp->setParity(QSerialPort::NoParity); //无校验位
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_sp->setStopBits(QSerialPort::OneStop); //一位停止位
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//4.连接信号槽
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connect(_sp,&QSerialPort::readyRead,
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this,&SerialPort::slotReadData);
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// 2.打开串口
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if(!_sp->open(QIODevice::ReadWrite)){
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qDebug()<<"open failed."<<_sp->error();
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exit(0);
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}
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else{
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qDebug()<<"open succ.";
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//设置 DTR 信号为就绪状态(true 表示低电平)
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_sp->setDataTerminalReady(true);
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2025-03-05 09:33:46 +00:00
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}
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}
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void SerialPort::sendCmd(const SerialPort::E_CMD_TYPE e)
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{
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#if 1
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int length = 20;
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char in_char[21] = {'\0'};
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if(e == e_zero){
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// char data[10] = {'55','aa','0b','0a','20',
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// '4e','00','00','00','c3'};
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2025-03-06 07:25:37 +00:00
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const char *data = "55aa0b0a204e000000c3";
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2025-03-05 09:33:46 +00:00
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memcpy(in_char,data,length);
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}else if(e == e_back){
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// char data[10] = {'55','aa','08','10','27',
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// 'f0','d8','ff','ff','c3'};
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2025-03-06 07:25:37 +00:00
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const char *data = "55aa081027f0d8ffffc3";
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2025-03-05 09:33:46 +00:00
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memcpy(in_char,data,length);
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}else if(e == e_forward){
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// char data[10] = {'55','aa','08','10','27',
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// '10','27','00','00','c3'};
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2025-03-06 07:25:37 +00:00
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const char *data = "55aa08102710270000c3";
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2025-03-05 09:33:46 +00:00
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memcpy(in_char,data,length);
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}
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#endif
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// char in_char[] = "55aa0b0a204e000000c3";
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char out_char[21] = {'\0'};
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int hex_length = 10;
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to_hex(in_char, hex_length, out_char);
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int num = _sp->write(out_char,
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hex_length);
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if(num == -1){
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qDebug()<<"write failed.";
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}else{
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qDebug()<<"write ok|num:"<<num;
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}
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}
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void SerialPort::to_hex(char* in_char, int char_length, char* out_char)
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{
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while (char_length--)
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{
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*out_char = (*in_char & 0x40 ? *in_char + 9 : *in_char) << 4;
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++in_char;
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*out_char |= (*in_char & 0x40 ? *in_char + 9 : *in_char) & 0xF;
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++in_char;
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++out_char;
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}
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}
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2025-03-11 09:31:15 +00:00
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void SerialPort::displayPortInfo()
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{
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// 获取系统中所有可用的串口信息
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QList<QSerialPortInfo> serialPorts = QSerialPortInfo::availablePorts();
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// 遍历每个串口信息
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for (const QSerialPortInfo &portInfo : serialPorts) {
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qDebug()<<"================================================";
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// 打印串口的名称
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qDebug() << "串口名称: " << portInfo.portName();
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// 打印串口的描述信息
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qDebug() << "描述信息: " << portInfo.description();
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// 打印串口的制造商信息
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qDebug() << "制造商: " << portInfo.manufacturer();
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// 打印串口的序列号
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qDebug() << "序列号: " << portInfo.serialNumber();
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// 打印串口的系统位置
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qDebug() << "系统位置: " << portInfo.systemLocation();
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// 打印是否有虚拟调制解调器
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qDebug() << "是否有虚拟调制解调器: " << (portInfo.hasVendorIdentifier() ? "是" : "否");
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// 打印是否有产品标识符
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qDebug() << "是否有产品标识符: " << (portInfo.hasProductIdentifier() ? "是" : "否");
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// 如果有虚拟调制解调器,打印其标识符
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if (portInfo.hasVendorIdentifier()) {
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qint16 vid = portInfo.vendorIdentifier();
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qDebug() << "虚拟调制解调器标识符: " << vid;
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QString hexStr = QString("0x%1").arg(vid, 4, 16, QChar('0')).toUpper();
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qDebug()<<"vid 0x"<< hexStr;
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}
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// 如果有产品标识符,打印其标识符
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if (portInfo.hasProductIdentifier()) {
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qint16 pid = portInfo.productIdentifier();
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qDebug() << "产品标识符: " << pid;
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QString hexStr = QString("0x%1").arg(pid, 4, 16, QChar('0')).toUpper();
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qDebug()<<"pid 0x"<< hexStr;
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}
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}
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}
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2025-03-05 09:33:46 +00:00
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void SerialPort::parserTest()
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{
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const uchar data[] = {0xa5,0x5a,0x2d,0x83,
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0x00,0x00,
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0x00,0x01,0x23,0x23,
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0x23,0x23,0x23,0x23,0x23,
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0x23,0x07,0xbc,0xb5,0xf2,0xc8,0x57,0x38,0x40,0x1b,0x63,0x27,0xbc,0x04,0xa7,0xf2,0x3f,0x55,0x55,0x55,0xd5,0x04,0xf3,0xab,0xbf,0xfa,0x2b,0xcd,0x41,0x00,0x00,0x93,0xba};
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CommonData *serialPortData = nullptr;
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qDebug()<<"data length:"<<sizeof(data)/sizeof(uchar);
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// serialPortData = (CommonData)&data[4];
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2025-03-06 07:25:37 +00:00
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serialPortData = reinterpret_cast<CommonData*>(const_cast<uchar*>(&data[6]));
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2025-03-05 09:33:46 +00:00
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qDebug()<<"run type:"<<serialPortData->run_type;
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// qDebug()<<"run time:"<<serialPortData->add_run_time;
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// qDebug()<<"sample temp:"<<serialPortData->sample_temp;
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// 格式化输出 float 类型,保留两位小数
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QString formattedRunTime = QString::number(serialPortData->add_run_time, 'f', 2);
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qDebug() << "run time:" << formattedRunTime;
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// 格式化输出 double 类型,保留三位小数
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QString formattedSampleTemp = QString::number(serialPortData->sample_temp, 'f', 3);
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qDebug() << "sample temp:" << formattedSampleTemp;
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2025-03-06 07:25:37 +00:00
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QString formattedColdTemp = QString::number(serialPortData->cold_temp, 'f', 3);
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qDebug() << "cold temp:" << formattedColdTemp;
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2025-03-05 09:33:46 +00:00
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2025-03-06 07:25:37 +00:00
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#if 0
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2025-03-05 09:33:46 +00:00
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// 定义小端序的 4 字节数据
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unsigned char bytesLittle[] = {0x23, 0x23, 0x01, 0x00};
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// 调用函数进行转换
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float result = 0.0f;
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std::memcpy(&result, bytesLittle, sizeof(float));
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// float floatValue = bytesToFloatLittleEndian(bytesLittle);
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// 输出转换后的浮点数
|
2025-03-06 07:25:37 +00:00
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std::cout << "result: " << result << std::endl;
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#endif
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2025-03-05 09:33:46 +00:00
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}
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2025-03-11 09:31:15 +00:00
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void SerialPort::slotSendData(const QByteArray &ba)
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{
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qDebug()<<"slotSendData:"<<ba.size();
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_sp->write(ba);
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// 将 QByteArray 转换为十六进制字符串
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QString hexData = ba.toHex(' '); // ' ' 作为分隔符,可选参数
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qDebug() << "send info (hex):" << hexData;
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}
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2025-03-05 09:33:46 +00:00
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