103 lines
3.1 KiB
C++
Executable File
103 lines
3.1 KiB
C++
Executable File
#include "drv_spi.h"
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#include <QDebug> // 用于调试输出
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DRV_Spi::DRV_Spi(QObject *parent)
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: QObject(parent) // 假设有8个通道
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{
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}
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DRV_Spi::~DRV_Spi()
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{
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}
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//枚举当前的所有SPI设备：返回搜索到的设备数目
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ULONG DRV_Spi::spi_enumDevice()
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{
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ULONG i;
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mDeviceInforS DevInfor = {0};
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UCHAR iDriverVer = 0;
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UCHAR iDLLVer = 0;
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UCHAR ibcdDevice = 0;
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UCHAR iChipType = 0;
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// 当前设备数目清零
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this->m_DRV_Spi_Infors.ulDevCnt = 0;
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// 依次搜索设备
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for(i=0;i<16;i++)
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{
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// 打开设备
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if(CH347OpenDevice(i) != INVALID_HANDLE_VALUE)
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{
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// 获取设备信息
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CH347GetDeviceInfor(i,&DevInfor);
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// 输出设备信息
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DbgPrint("Manufacturer:%s Product:%s.", DevInfor.ManufacturerString, DevInfor.ProductString);
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if(DevInfor.ChipMode == 3) //模式3此接口为JTAG/I2C
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continue;
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// 格式化设备名称
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sprintf(this->m_DRV_Spi_Infors.bDeviceName, "%d# %s",i,DevInfor.FuncDescStr);
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// 输出设备名称
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DbgPrint("Dev Name:%s.", this->m_DRV_Spi_Infors.bDeviceName);
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// copy设备信息至SpiI2cDevInfor结构体
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memcpy(&this->m_DRV_Spi_Infors.SpiI2cDevInfor[this->m_DRV_Spi_Infors.ulDevCnt], &DevInfor,sizeof(DevInfor));
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// 设备数量自增
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this->m_DRV_Spi_Infors.ulDevCnt++;
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// 获取版本号
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CH347GetVersion(i, &iDriverVer, &iDLLVer, &ibcdDevice, &iChipType);
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// 输出版本号
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DbgPrint("Version: DV:%02x DLLV:%02x BCD:%02x CT:%02x.", iDriverVer, iDLLVer, ibcdDevice, iChipType);
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}
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// 关闭设备
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CH347CloseDevice(i);
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}
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return this->m_DRV_Spi_Infors.ulDevCnt;
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}
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//打开设备
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bool DRV_Spi::spi_openDevice(ULONG SpiI2cGpioDevIndex)
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{
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// 获取所选的设备序号
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if((SpiI2cGpioDevIndex < 0) || (SpiI2cGpioDevIndex > this->m_DRV_Spi_Infors.ulDevCnt))
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{
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DbgPrint("device index error!");
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return false;
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}
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// 打开设备
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this->m_DRV_Spi_Infors.devIsOpened = (CH347OpenDevice(SpiI2cGpioDevIndex) != INVALID_HANDLE_VALUE);
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// 设置USB数据读写超时时间
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CH347SetTimeout(SpiI2cGpioDevIndex,500,500);
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// 输出调试信息
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DbgPrint("Open the device...%s",this->m_DRV_Spi_Infors.devIsOpened?"Success":"Failed");
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if(!this->m_DRV_Spi_Infors.devIsOpened)
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return false;
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// 设置当前打开设备的索引号
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this->m_DRV_Spi_Infors.opendDevIndex = SpiI2cGpioDevIndex;
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return true;
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// CH347InitSpi();
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}
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//关闭设备
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bool DRV_Spi::spi_closeDevice()
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{
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// 判断当前设备是否开启
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if(!this->m_DRV_Spi_Infors.devIsOpened)
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{
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DbgPrint("The Device not open!");
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return false;
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}
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// 关闭当前正在开启的设备
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CH347CloseDevice(this->m_DRV_Spi_Infors.opendDevIndex);
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// 设置设备打开标志位为FALSE
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this->m_DRV_Spi_Infors.devIsOpened = FALSE;
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// 输出信息
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DbgPrint("Close the Device!");
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return TRUE;
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}
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