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- #include "OscData.h"
- #include <QApplication>
- #include <QRandomGenerator>
- #include "ThreadPool/ThreadPool.h"
- OscilloscopeData::OscilloscopeData()
- {
-
- }
- OscilloscopeData::~OscilloscopeData()
- {
- if(m_isOpen)
- {
- closeOSC();
- }
- if(m_buffer != nullptr)
- {
- delete[] m_buffer;
- m_buffer = nullptr;
- }
- if(m_bufferChnA != nullptr)
- {
- delete[] m_bufferChnA;
- m_bufferChnA = nullptr;
- }
- if(m_bufferChnB != nullptr)
- {
- delete[] m_bufferChnB;
- m_bufferChnB = nullptr;
- }
- }
- /* 初始化示波器 */
- void OscilloscopeData::initOsc()
- {
- m_logger = spdlog::get("OscData");
- if(m_logger == nullptr)
- {
- SPDLOG_ERROR("获取 OscData logger 失败");
- return;
- }
- m_usbInterface = std::make_shared<USBInterface>();
- if(!m_usbInterface->loadLib(QApplication::applicationDirPath()))
- {
- return;
- }
- /* 分配缓冲区内存 */
- m_buffer = new unsigned char[BUFFER_SIZE];
- m_bufferChnA = new unsigned char[BUFFER_SIZE / 2];
- m_bufferChnB = new unsigned char[BUFFER_SIZE / 2];
- }
- /* 打开示波器 */
- bool OscilloscopeData::openOSC()
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return false;
- }
- /* 指定示波器设备型号,OSCA02是6 */
- m_usbInterface->specifyDevId(6);
- auto ret = m_usbInterface->devOpen();
- if(ret != 0)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "打开示波器失败!");
- return false;
- }
- /* 获取缓冲区首指针 */
- m_devBuffer = m_usbInterface->bufferWR(-1);
- if(m_devBuffer == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "获取缓冲区指针失败!");
- return false;
- }
- /* 设置硬件触发命令,关闭外部触发,好像是有的设备需要,有的不需要 */
- m_ctrlByte1 &= 0xdf;
- m_ctrlByte1 |= 0x00;
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- /* 设置触发位置在缓冲区中间 */
- m_usbInterface->usbCtrlTrans(0x18, 0xff);
- m_usbInterface->usbCtrlTrans(0x17, 0x7f);
- /* 设置缓冲区大小 */
- m_usbInterface->setInfo(BUFFER_SIZE);
- /* 获取零电压值 */
- getZeroVoltage();
- /* 获取电压校准系数 */
- getVoltageCalibration();
- m_isOpen = true;
- return true;
- }
- /* 关闭示波器 */
- void OscilloscopeData::closeOSC()
- {
- if(m_runCapture)
- {
- stopCapture();
- }
- while (m_isRunCapture)
- {
- std::this_thread::sleep_for(std::chrono::milliseconds(5));
- }
- if(m_usbInterface != nullptr)
- {
- m_usbInterface->devClose();
- }
- m_isOpen = false;
- SPDLOG_INFO("示波器已关闭");
- }
- /* 开始采集数据 */
- bool OscilloscopeData::startCapture()
- {
- if(m_buffer == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "缓冲区指针为空!");
- return false;
- }
- /* 启动子线程 */
- m_runCapture = true;
- CPPTP.add_task(&OscilloscopeData::threadCaptureData, this);
- CPPTP.add_task(&OscilloscopeData::threadProcessData, this);
- return true;
- }
- /* 停止采集数据 */
- void OscilloscopeData::stopCapture()
- {
- m_runCapture = false;
- }
- /* 设置示波器的采样率 */
- void OscilloscopeData::setSampleRate(OscSampleRate rate)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- m_ctrlByte0 &= 0xf0;
- if(rate == OscSampleRate::SR_49KHZ)
- {
- m_ctrlByte0 |= 0x0e;
- }
- else if(rate == OscSampleRate::SR_96KHZ)
- {
- m_ctrlByte0 |= 0x04;
- }
- else if(rate == OscSampleRate::SR_781KHZ)
- {
- m_ctrlByte0 |= 0x0c;
- }
- else if(rate == OscSampleRate::SR_12_5MHZ)
- {
- m_ctrlByte0 |= 0x08;
- }
- else if(rate == OscSampleRate::SR_100MHZ)
- {
- m_ctrlByte0 |= 0x00;
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "采样率设置错误!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x94, m_ctrlByte0);
- }
- /**
- * @brief 将示波器两个通道合并为一个通道
- * 将AB两个通道的资源全部给A,B通道失效,A通道的采样率和带宽翻倍
- * @param merge 是否合并
- */
- void OscilloscopeData::setChannelMerge(bool merge)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(merge)
- {
- m_ctrlByte1 |= 0x80;
- }else {
- m_ctrlByte1 &= 0x7f;
- }
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- }
- /**
- * @brief 设置通道A输入量程,这个函数需要在打开示波器之后调用
- *
- * @param range
- */
- void OscilloscopeData::setChannelARange(OscChannelRange range)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- m_ctrlByte1 &= 0xf7;
- if(range == OscChannelRange::CR_100MV)
- {
- m_usbInterface->usbCtrlTrans(0x22, 0x06);
- }
- else if(range == OscChannelRange::CR_250MV)
- {
- m_usbInterface->usbCtrlTrans(0x22, 0x04);
- }
- else if(range == OscChannelRange::CR_500MV)
- {
- m_usbInterface->usbCtrlTrans(0x22, 0x02);
- }
- else if(range == OscChannelRange::CR_1V)
- {
- m_ctrlByte1 |= 0x08;
- m_usbInterface->usbCtrlTrans(0x22, 0x06);
- }
- else if(range == OscChannelRange::CR_2V5)
- {
- m_ctrlByte1 |= 0x08;
- m_usbInterface->usbCtrlTrans(0x22, 0x04);
- }
- else if(range == OscChannelRange::CR_5V)
- {
- m_ctrlByte1 |= 0x08;
- m_usbInterface->usbCtrlTrans(0x22, 0x02);
- }
- else if(range == OscChannelRange::CR_8V)
- {
- m_ctrlByte1 |= 0x08;
- m_usbInterface->usbCtrlTrans(0x22, 0x00);
- }
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
-
- setZeroVoltageAndCalibration(OscChannel::CH_A, range);
- }
- /**
- * @brief 设置通道B输入量程
- *
- * @param range
- */
- void OscilloscopeData::setChannelBRange(OscChannelRange range)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- m_ctrlByte1 &= 0xf9;
- if(range == OscChannelRange::CR_100MV)
- {
- m_ctrlByte1 |= 0x06;
- m_usbInterface->usbCtrlTrans(0x23, 0x40);
- }
- else if(range == OscChannelRange::CR_250MV)
- {
- m_ctrlByte1 |= 0x04;
- m_usbInterface->usbCtrlTrans(0x23, 0x40);
- }
- else if(range == OscChannelRange::CR_500MV)
- {
- m_ctrlByte1 |= 0x02;
- m_usbInterface->usbCtrlTrans(0x23, 0x40);
- }
- else if(range == OscChannelRange::CR_1V)
- {
- m_ctrlByte1 |= 0x06;
- m_usbInterface->usbCtrlTrans(0x23, 0x00);
- }
- else if(range == OscChannelRange::CR_2V5)
- {
- m_ctrlByte1 |= 0x04;
- m_usbInterface->usbCtrlTrans(0x23, 0x00);
- }
- else if(range == OscChannelRange::CR_5V)
- {
- m_ctrlByte1 |= 0x02;
- m_usbInterface->usbCtrlTrans(0x23, 0x00);
- }
- else if(range == OscChannelRange::CR_8V)
- {
- m_usbInterface->usbCtrlTrans(0x23, 0x00);
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "输入量程设置错误!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- setZeroVoltageAndCalibration(OscChannel::CH_B, range);
- }
- /**
- * @brief 设置通道耦合方式
- *
- * @param channel 通道
- * @param coupling 耦合方式,DC或者AC
- */
- void OscilloscopeData::setChannelCoupling(OscChannel channel, OscChannelCoupling coupling)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(channel == OscChannel::CH_A)
- {
- m_ctrlByte0 &= 0xef;
- if(coupling == OscChannelCoupling::DC) {
- m_ctrlByte0 |= 0x10;
- }
- else if(coupling == OscChannelCoupling::AC) {}
- else {
- SPDLOG_LOGGER_ERROR(m_logger, "耦合方式设置错误!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x94, m_ctrlByte0);
- }
- else if(channel == OscChannel::CH_B)
- {
- m_ctrlByte1 &= 0xef;
- if(coupling == OscChannelCoupling::AC) {
- m_ctrlByte1 |= 0x10;
- }
- else if(coupling == OscChannelCoupling::DC) {}
- else {
- SPDLOG_LOGGER_ERROR(m_logger, "耦合方式设置错误!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "通道设置错误!");
- return;
- }
- }
- /* 开启或关闭通道A触发 */
- void OscilloscopeData::setChannelATrigger(bool enable)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(enable)
- {
- m_usbInterface->usbCtrlTrans(0xE7, 0x01);
- }
- else
- {
- m_usbInterface->usbCtrlTrans(0xE7, 0x00);
- }
- }
- /* 开启外触发 */
- void OscilloscopeData::setExternalTrigger(bool enable)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(enable)
- {
- m_usbInterface->usbCtrlTrans(0xE7, 0x01);
- m_ctrlByte1 &= 0xdf;
- m_ctrlByte1 |= 0x20;
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- }
- else
- {
- m_usbInterface->usbCtrlTrans(0xE7, 0x00);
- m_ctrlByte1 &= 0xdf;
- m_ctrlByte1 |= 0x00;
- m_usbInterface->usbCtrlTrans(0x24, m_ctrlByte1);
- }
- }
- /* 设置触发方式 */
- void OscilloscopeData::setTriggerMode(OscTriggerMode mode)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(mode == OscTriggerMode::TM_RISE)
- {
- m_usbInterface->usbCtrlTrans(0xC5, 0x00);
- }
- else if (mode == OscTriggerMode::TM_DOWN)
- {
- m_usbInterface->usbCtrlTrans(0xC5, 0x01);
- }
- else if (mode == OscTriggerMode::TM_DOUBLE)
- {
- m_usbInterface->usbCtrlTrans(0xC5, 0x03);
- }
- }
- /**
- * @brief 设置触发电平
- *
- * @param level 0~255的值
- */
- void OscilloscopeData::setTriggerLevel(unsigned char level)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x16, level);
- }
- /* 设置触发灵敏度 */
- void OscilloscopeData::setTriggerSensitivity(OscTriggerSensitivity sensitivity)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- if(sensitivity == OscTriggerSensitivity::TS_LOW)
- {
- m_usbInterface->usbCtrlTrans(0x2b, 0);
- }
- else if(sensitivity == OscTriggerSensitivity::TS_HIGH)
- {
- m_usbInterface->usbCtrlTrans(0x2b, 1);
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "触发灵敏度设置错误!");
- return;
- }
- }
- /* 设置触发在缓冲区的哪个位置 */
- void OscilloscopeData::setTriggerPosition(unsigned char lowByte, unsigned char highByte)
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- m_usbInterface->usbCtrlTrans(0x18, lowByte);
- m_usbInterface->usbCtrlTrans(0x17, highByte);
- }
- /* 获取示波器不同档位下的零电压值 */
- void OscilloscopeData::getZeroVoltage()
- {
- if(m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- /* 获取通道A零电压值 */
- unsigned char zeroVoltage = 0;
- /* 2V档位,正负8V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x82);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_8V, zeroVoltage);
- /* 1V档位,正负5V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x01);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_5V, zeroVoltage);
- /* 500mV档位,正负2.5V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x0e);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_2V5, zeroVoltage);
- /* 200mV档位,正负1V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x14);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_1V, zeroVoltage);
- /* 100mV档位,正负500mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x12);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_500MV, zeroVoltage);
- /* 50mV档位,正负250mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x10);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_250MV, zeroVoltage);
- /* 20mV档位,正负100mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0xa0);
- m_mapChAZeroVoltage.insert(OscChannelRange::CR_100MV, zeroVoltage);
- /* 获取通道B零电压值 */
- /* 2V档位,正负8V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x72);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_8V, zeroVoltage);
- /* 1V档位,正负5V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x02);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_5V, zeroVoltage);
- /* 500mV档位,正负2.5V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x0f);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_2V5, zeroVoltage);
- /* 200mV档位,正负1V量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x15);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_1V, zeroVoltage);
- /* 100mV档位,正负500mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x13);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_500MV, zeroVoltage);
- /* 50mV档位,正负250mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0x11);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_250MV, zeroVoltage);
- /* 20mV档位,正负100mV量程 */
- zeroVoltage = m_usbInterface->usbCtrlTrans(0x90, 0xa1);
- m_mapChBZeroVoltage.insert(OscChannelRange::CR_100MV, zeroVoltage);
- }
- /* 打印出零电压值 */
- void OscilloscopeData::printZeroVoltage(OscChannel channel)
- {
- if(channel == OscChannel::CH_A)
- {
- for(auto it = m_mapChAZeroVoltage.begin(); it != m_mapChAZeroVoltage.end(); ++it)
- {
- SPDLOG_LOGGER_INFO(m_logger, "通道A {} 量程下的零电压值为: {}", static_cast<int>(it.key()), it.value());
- }
- }
- else if(channel == OscChannel::CH_B)
- {
- for(auto it = m_mapChBZeroVoltage.begin(); it != m_mapChBZeroVoltage.end(); ++it)
- {
- SPDLOG_LOGGER_INFO(m_logger, "通道B {} 量程下的零电压值为: {}", static_cast<int>(it.key()), it.value());
- }
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "通道设置错误!");
- return;
- }
- }
- /* 获取不同档位下电压校准系数 */
- void OscilloscopeData::getVoltageCalibration()
- {
- if (m_usbInterface == nullptr)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "USBInterface指针为空!");
- return;
- }
- /* 获取通道A电压校准系数 */
- unsigned char voltageCalibration = 0;
- /* 2V档位,正负8V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0xc2);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_8V, voltageCalibration);
- /* 1V档位,正负5V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x03);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_5V, voltageCalibration);
- /* 500mV档位,正负2.5V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x08);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_2V5, voltageCalibration);
- /* 200mV档位,正负1V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x06);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_1V, voltageCalibration);
- /* 100mV档位,正负500mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x09);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_500MV, voltageCalibration);
- /* 50mV档位,正负250mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x0a);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_250MV, voltageCalibration);
- /* 20mV档位,正负100mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x2a);
- m_mapChAVoltageAmplitudeRatio.insert(OscChannelRange::CR_100MV, voltageCalibration);
- /* 获取通道B电压校准系数 */
- /* 2V档位,正负8V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0xd2);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_8V, voltageCalibration);
- /* 1V档位,正负5V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x04);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_5V, voltageCalibration);
- /* 500mV档位,正负2.5V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x0b);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_2V5, voltageCalibration);
- /* 200mV档位,正负1V量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x07);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_1V, voltageCalibration);
- /* 100mV档位,正负500mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x0c);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_500MV, voltageCalibration);
- /* 50mV档位,正负250mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x0d);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_250MV, voltageCalibration);
- /* 20mV档位,正负100mV量程 */
- voltageCalibration = m_usbInterface->usbCtrlTrans(0x90, 0x2d);
- m_mapChBVoltageAmplitudeRatio.insert(OscChannelRange::CR_100MV, voltageCalibration);
- }
- /* 打印出电压校准系数 */
- void OscilloscopeData::printVoltageCalibration(OscChannel channel)
- {
- if(channel == OscChannel::CH_A)
- {
- for(auto it = m_mapChAVoltageAmplitudeRatio.begin(); it != m_mapChAVoltageAmplitudeRatio.end(); ++it)
- {
- SPDLOG_LOGGER_INFO(m_logger, "通道A {} 量程下的电压校准系数为: {}", static_cast<int>(it.key()), it.value());
- }
- }
- else if(channel == OscChannel::CH_B)
- {
- for(auto it = m_mapChBVoltageAmplitudeRatio.begin(); it != m_mapChBVoltageAmplitudeRatio.end(); ++it)
- {
- SPDLOG_LOGGER_INFO(m_logger, "通道B {} 量程下的电压校准系数为: {}", static_cast<int>(it.key()), it.value());
- }
- }
- else
- {
- SPDLOG_LOGGER_ERROR(m_logger, "通道设置错误!");
- return;
- }
- }
- /**
- * @brief 采集数据,这个是子线程
- *
- */
- void OscilloscopeData::threadCaptureData()
- {
- SPDLOG_LOGGER_INFO(m_logger, "开始采集数据线程");
- m_isRunCapture = true;
- uint64_t count = 0;
- // unsigned char* buffer = nullptr;
- // while(m_runCapture)
- {
- // SPDLOG_LOGGER_DEBUG(m_logger, "开始采集数据");
- /* 开始采集数据 */
- m_usbInterface->usbCtrlTransSimple(0x33);
- /* 清空数据缓冲区 */
- for(uint32_t i = 0; i < BUFFER_SIZE; i++)
- {
- m_buffer[i] = 0;
- }
- /* 查询数据是否采集完成(应该是填充满128KB的SRAM)
- * 注意,这里是十进制33,不是0x33 */
- while(m_usbInterface->usbCtrlTransSimple(0x50) != 33)
- {
- std::this_thread::sleep_for(std::chrono::microseconds(10));
- }
- // SPDLOG_LOGGER_DEBUG(m_logger, "硬件缓冲区已满");
- /* 将数据从示波器的SRAM中拷贝到电脑内存中,1次传输完成,设置超时时间1ms */
- m_usbInterface->readBulkData(BUFFER_SIZE, 1, 100, m_devBuffer);
- /* 等待传输完成 */
- auto ret = m_usbInterface->eventCheck(100);
- if(ret == 0x555)
- {
- SPDLOG_LOGGER_ERROR(m_logger, "数据传输超时!");
- // continue;
- }
- // SPDLOG_LOGGER_DEBUG(m_logger, "数据通过USB传输完成");
- /* 取出数据 */
- // buffer = m_ringQueue.back();
- m_mutexCaptureData.lock();
- std::memcpy(m_buffer, m_devBuffer, BUFFER_SIZE);
- m_isCaptureData = true;
- m_mutexCaptureData.unlock();
- /* 清空缓冲区 */
- m_usbInterface->resetPipe();
- // SPDLOG_LOGGER_DEBUG(m_logger, "count: {}", count++);
- }
- m_isRunCapture = false;
- }
- /* 处理数据线程 */
- void OscilloscopeData::threadProcessData()
- {
- SPDLOG_LOGGER_INFO(m_logger, "开始处理数据线程");
- // while(m_runCapture)
- {
- if(m_isCaptureData.load())
- {
- m_mutexCaptureData.lock();
- /* 分离通道AB的数据 */
- for(uint32_t i = 0; i < BUFFER_SIZE / 2; i++)
- {
- m_bufferChnA[i] = m_buffer[i * 2];
- // m_bufferChnB[i] = m_buffer[i * 2 + 1];
- }
- m_isCaptureData = false;
- m_mutexCaptureData.unlock();
- /* 处理数据 */
- SPDLOG_LOGGER_DEBUG(m_logger, "开始处理数据,通道A数据: {}, 通道B数据: {}", m_bufferChnA[32000], m_bufferChnB[32000]);
- /* 矫正零电压值 */
- }
- /* 打印1000个数据 */
- // for(uint32_t i = 0; i < BUFFER_SIZE/2; i++)
- // {
- // if((m_bufferChnA[i] == 128) && (m_bufferChnB[i] == 128))
- // continue;
- // SPDLOG_LOGGER_DEBUG(m_logger, "A: {}, B: {}", m_bufferChnA[i], m_bufferChnB[i]);
- // }
- // SPDLOG_LOGGER_DEBUG(m_logger, "输出完成");
- /* 对零电平进行矫正 */
- /* 处理眼图数据 */
- parseEyeMapData(m_bufferChnA, BUFFER_SIZE / 2);
- std::this_thread::sleep_for(std::chrono::microseconds(10));
- }
- }
- /* 根据采样点数添加颜色 */
- void OscilloscopeData::threadAddColorBySample()
- {
- // while(m_runCapture)
- {
- g_eyeMapMatrix.mutexEyeData.lock();
- g_eyeMapMatrix.addColorBySample();
- g_eyeMapMatrix.mutexEyeData.unlock();
- }
-
- }
- /**
- * @brief 解析数据,眼图需要的数据,从C#代码中移植过来
- *
- * @param buffer 数据缓冲区
- * @param size 缓冲区大小,单位字节
- */
- void OscilloscopeData::parseEyeMapData(unsigned char* buffer, unsigned int size)
- {
- int bufferSize = size;
- uint8_t* array = buffer;
- uint8_t vaMax = 128;
- uint8_t vaMin = 128;
- uint8_t tmp = 128;
- /* 数据预处理,找出最大值和最小值 */
- for (int i = 0; i < bufferSize; i++)
- {
- /* 取出这组数据的最大值和最小值 */
- tmp = array[i];
- if (tmp < vaMin)
- {
- vaMin = tmp;
- }
- if (tmp > vaMax)
- {
- vaMax = tmp;
- }
- }
- /* 取绝对值,小于15丢弃,丢弃幅度小于15的数据,这部分可能不是触发的数据 */
- int numAmp = std::abs(vaMax - vaMin);
- if (numAmp <= 15)
- {
- return;
- }
- /* 计算最大值和最小值的中间数 */
- uint8_t vaMid = (vaMax + vaMin) / 2;
- /* ======================================================================== */
- /* 将采样点添加bool值,如果时间很短,就进行插值,每个采样点之间插入30个值 */
- /* 时间尺度,OscCurrentTimeScale = 100,num7 = 1.0,100MHz下每个采样点间距10ns */
- double num7 = OscParams.dataNumPerPixar * OscParams.OscCurrentTimeScale / 100.0;
- /* num7 * OscOneGridTime是一个时间格子中采样点的个数 */
- long oneGridTime = num7 * OscParams.OscOneGridTime;
- if (oneGridTime % 2 != 0L)
- {
- oneGridTime++;
- }
- int num9 = (int)((double)oneGridTime * 0.25); /* 1/4个时间格子长度 */
- /* 记录buffer的值,并添加bool */
- std::vector<EyeDataT> vecData;
- int numMulti = 0; /* 倍率,可能是1可能是30 */
- if (num7 >= 1.0)
- {
- /* 将数据放入到list中,带有bool标志位,全部启用 */
- for (int i = 0; i < bufferSize; i++)
- {
- vecData.push_back(EyeDataT(true, array[i]));
- }
- numMulti = 1;
- }
- else
- {
- /* 缩放系数小于1.0,下面会进行插值 */
- int numTmp = bufferSize - 1;
- float num11 = 0.0;
- bool flag2 = false;
- /* */
- uint8_t b2 = 0;
- uint8_t b3 = 0;
- uint8_t b = 0;
- int num5 = 0;
- /* 进行插值,每个采样点之间插30个值 */
- for (int i = 0; i < numTmp; i++)
- {
- b2 = array[i]; /* 偶数位 */
- b3 = array[i + 1]; /* 奇数位 */
- /* 在b2和b3之间添加30个插值 */
- num11 = (float)(b3 - b2) / 30.f; /* 将幅值分成30份 */
- vecData.push_back(EyeDataT(true, b2));
- num5 = 30;
- /* Qt的全局随机数生成器 */
- auto random = QRandomGenerator::global();
- for (int j = 0; j < num5; j++)
- {
- /* 四舍五入 */
- b = std::round((num11 * (float)j) + (int)b2);
- // flag2 = ((1 == random.Next(1)) ? true : false);
- flag2 = ((1 == random->bounded(0, 1)) ? true : false);
- vecData.push_back(EyeDataT(flag2, b));
- }
- vecData.push_back(EyeDataT(true, b3));
- }
- numMulti = 30;
- }
- if (vecData.size() <= 0)
- {
- return;
- }
- num9 *= numMulti; /* 1/4个时间格子长度,乘以倍数 */
- /* oneGridTime2也是一个时间格子的长度,单位ns */
- long oneGridTime2 = oneGridTime * numMulti;
- /* ======================================================================== */
- /* 寻找波形,找到上升沿和下降沿 */
- /* 存储下标 */
- std::vector<int> listSub;
- int numDataSize = vecData.size() - num9;
- bool flag3 = true;
- /* 找到数组中的上升沿和下降沿,并记录其坐标
- * 这里寻找上升沿和下降沿是检测的中间值,是每个跳变沿的中部
- * 中间值理论上是零值 */
- uint8_t vaPre = 0;
- // uint8_t va = 0;
- uint8_t vaNext = 0;
- for (int i = 10; i < numDataSize; i++)
- {
- /* 取出相邻的三个值 */
- vaPre = vecData[i - 1].value;
- // va = vecData[i].value;
- vaNext = vecData[i + 1].value;
- if (flag3)
- {
- /* 上升沿,就是中间值 */
- if (vaPre <= vaMid && vaNext > vaMid)
- {
- listSub.push_back(i); /* 记录下标 */
- flag3 = !flag3; /* 不再检测上升沿,检测下降沿 */
- }
- }
- /* 下降沿 */
- else if (vaPre >= vaMid && vaNext < vaMid)
- {
- listSub.push_back(i);
- flag3 = !flag3;
- }
- /* 采集到600个上升沿和下降沿 */
- if (listSub.size() >= 600)
- {
- break;
- }
- }
- if (listSub.size() <= 0)
- {
- return;
- }
- /* ======================================================================== */
- std::vector<std::vector<EyeDataT>> vec2DEyeData;
- int jumpStart = 0; /* 跳变沿起点 */
- int jumpEnd = 0; /* 跳变沿终点 */
- int num16 = 0;
- int num17 = 0;
- size_t numSubSize = listSub.size(); /* 跳变沿下标的个数 */
- num16 = (int)(oneGridTime2 / 3); /* */
- int numSub1 = 0;
- int numSub2 = 0;
- /* 这里应该是根据跳变沿的中间值,取出完整的跳变沿
- * 创建一个二维数组,每一行就是一个跳变沿 */
- for (int i = 0; i < numSubSize; i++)
- {
- int j = 0;
- /* 这一个数组就是一个跳变沿,num12是一个跳变沿所有的采样点的个数 */
- std::vector<EyeDataT> vecDataTmp(oneGridTime2, EyeDataT(false, 0));
- numSub1 = listSub[i]; /* 取出下标值 */
- numSub2 = numSub1 - num16; /* 下标往后倒退num16个值,是起点? */
- /* 判断是否小于0,这里是起点 */
- jumpStart = numSub2;
- if (jumpStart <= 0)
- {
- jumpStart = 0;
- }
- /* 判断是否超出采样点的个数,这里是终点 */
- jumpEnd = numSub1 + num16 * 2;
- if (jumpEnd >= vecData.size())
- {
- jumpEnd = vecData.size() - 1;
- }
- /* 这里为了去掉jumpStart前面的值,让vecDataTmp从0开始计数 */
- num17 = 0;
- if (numSub2 < 0)
- {
- num17 = std::abs(numSub2);
- }
- if (numSub2 > 0)
- {
- num17 = -numSub2;
- }
- /* num14是起点,num15是终点,num17应该是个负值,num17+j从0开始计数 */
- for (j = jumpStart; j < jumpEnd; j++)
- {
- vecDataTmp[num17 + j].isEyeData = vecData[j].isEyeData;
- vecDataTmp[num17 + j].value = vecData[j].value;
- }
- vec2DEyeData.push_back(vecDataTmp);
- }
- listSub.clear();
- vecData.clear();
- if (vec2DEyeData.size() <= 0)
- {
- return;
- }
- /* ======================================================================== */
- int num18 = 0;
- float num20 = 0.0;
- /* 将数据拷贝到OscData的Matrix中 */
- int numTmp = 0;
- int ValTmp = 0;
- /* 将跳变沿数据放入到全局变量中,并根据坐标进行排列 */
- for (int i = 0; i < vec2DEyeData.size(); i++)
- {
- /* 取出一个跳变沿 */
- std::vector<EyeDataT>& vecTmp = vec2DEyeData[i];
- numTmp = vecTmp.size();
- num20 = numTmp / 1000.f;
- g_eyeDataMatrix.mutexEyeData.lock();
- for (int i = 0; i < numTmp; i++)
- {
- if (vecTmp[i].isEyeData)
- {
- ValTmp = vecTmp[i].value;
- num18 = (int)((float)i / num20);
- /* 将数据添加到眼图矩阵中 */
- g_eyeDataMatrix.addData(num18, ValTmp);
- }
- }
- g_eyeDataMatrix.mutexEyeData.unlock();
- }
- g_eyeDataMatrix.eyeStatisticalWeight();
- g_eyeDataMatrix.eyeLessenTheBurden();
- vec2DEyeData.clear();
- auto eyeData = g_eyeDataMatrix.eyeZoomOut();
- g_eyeMapMatrix.mutexEyeData.lock();
- g_eyeMapMatrix.copyDataMatrix(*eyeData);
- g_eyeMapMatrix.mutexEyeData.unlock();
- }
- /* 设置零电压值和电压校准系数 */
- void OscilloscopeData::setZeroVoltageAndCalibration(OscChannel chn, OscChannelRange range)
- {
- if(chn == OscChannel::CH_A)
- {
- /* 电压幅值比 */
- uint8_t altitudeByteA = 0;
- m_zeroVoltageA = m_mapChAZeroVoltage.value(range);
- altitudeByteA = m_mapChAVoltageAmplitudeRatio.value(range);
- if(range == OscChannelRange::CR_100MV)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 0.1 / 255.0;
- }
- else if(range == OscChannelRange::CR_250MV)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 0.25 / 255.0;
- }
- else if(range == OscChannelRange::CR_500MV)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 0.5 / 255.0;
- }
- else if(range == OscChannelRange::CR_1V)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 1.0 / 255.0;
- }
- else if(range == OscChannelRange::CR_2V5)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 2.5 / 255.0;
- }
- else if(range == OscChannelRange::CR_5V)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 5.0 / 255.0;
- }
- else if(range == OscChannelRange::CR_8V)
- {
- m_voltageCalibrationA = (altitudeByteA * 2) / 255.0;
- m_rangeRatioA = 8.0 / 255.0;
- }
- }
- else if(chn == OscChannel::CH_B)
- {
- /* 电压幅值比 */
- uint8_t altitudeByteB = 0;
- m_zeroVoltageB = m_mapChBZeroVoltage.value(range);
- altitudeByteB = m_mapChBVoltageAmplitudeRatio.value(range);
- if(range == OscChannelRange::CR_100MV)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 0.1 / 255.0;
- }
- else if(range == OscChannelRange::CR_250MV)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 0.25 / 255.0;
- }
- else if(range == OscChannelRange::CR_500MV)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 0.5 / 255.0;
- }
- else if(range == OscChannelRange::CR_1V)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 1.0 / 255.0;
- }
- else if(range == OscChannelRange::CR_2V5)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 2.5 / 255.0;
- }
- else if(range == OscChannelRange::CR_5V)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 5.0 / 255.0;
- }
- else if(range == OscChannelRange::CR_8V)
- {
- m_voltageCalibrationB = (altitudeByteB * 2) / 255.0;
- m_rangeRatioB = 8.0 / 255.0;
- }
- }
-
- }
- /* 校准电压 */
- double OscilloscopeData::calibrationVoltageA(uint8_t& data)
- {
- return m_voltageCalibrationA * m_rangeRatioA * (data - m_zeroVoltageA);
- }
- double OscilloscopeData::calibrationVoltageB(uint8_t& data)
- {
- return m_voltageCalibrationB * m_rangeRatioB * (data - m_zeroVoltageB);
- }
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