//读数据线程
public static void UARTReadDataThread(object arg)
{
int ret;
DevArg devArg = arg as DevArg;
Byte UARTIndex = (Byte)devArg.UARTIndex;
int DevIndex = devArg.DevIndex;
int DevHandle = devArg.DevHandle;
byte[] ReadBuffer = new byte[20 * 1024];
while (RunFlag[DevIndex])
{
lock (lockThis)
{
ret = USB2UART.UART_ReadBytes(DevHandle, UARTIndex, ReadBuffer, 100);
}
if (ret < 0)
{
return;
}
else if (ret > 0)
{
Console.WriteLine("[{0}]Read Data:", DevHandle.ToString("X8"));
for (int i = 0; i < ret; i++)
{
Console.Write(ReadBuffer[i].ToString("X2") + " ");
if (((i + 1) % 16) == 0)
{
Console.WriteLine("");
}
}
Console.WriteLine("");
}
System.Threading.Thread.Sleep(10);
}
}
static void Main(string[] args)
{
Int32[] DevHandles = new Int32[20];
Int32 ret;
Console.WriteLine("扫描设备...");
int DevCnt = usb_device.USB_ScanDevice(DevHandles);//获取设备连接数，同时获取每个设备的序号
if (DevCnt <= 0)
{
Console.WriteLine("获取设备列表失败！当前可能无设备连接！");
return;
}
else
{
Console.Write("扫描到{0}个设备,每个设备的序号分别为：", DevCnt);
for (int i = 0; i < DevCnt; i++)
{
Console.Write(DevHandles[i].ToString("X8") + " ");
}
Console.WriteLine("");
for (int i = 0; i < DevCnt; i++)
{
//打开设备
bool state = usb_device.USB_OpenDevice(DevHandles[i]);
if (!state)
{
Console.WriteLine("Open device error!" + DevHandles[i].ToString("X8"));
}
}
}
//配置UART总线相关参数
USB2UART.UART_CONFIG UARTConfig = new USB2UART.UART_CONFIG();
UARTConfig.BaudRate = 115200;
UARTConfig.Parity = USB2UART.UART_PARITY_NO;
UARTConfig.StopBits = USB2UART.UART_STOP_BITS_1;
UARTConfig.WordLength = USB2UART.UART_WORD_LENGTH_8BIT;
for (int i = 0; i < DevCnt; i++)
{
ret = USB2UART.UART_Init(DevHandles[i], 0, ref UARTConfig);
if (ret != USB2UART.UART_SUCCESS)
{
Console.WriteLine("Initialize device error!\n");
return;
}
}
//启动接收线程
Thread[] t = new Thread[DevCnt];
for (int j = 0; j < DevCnt; j++)
{
RunFlag[j] = true;
t[j] = new Thread(new ParameterizedThreadStart(UARTReadDataThread));
t[j].IsBackground = true;
t[j].Start(new DevArg {
DevHandle = DevHandles[j], UARTIndex = 0, DevIndex = j
});
}
//发送数据
Byte[] WriteBuffer = new Byte[1024];
for (int i = 0; i < WriteBuffer.Length; i++)
{
WriteBuffer[i] = (Byte)i;
}
for (int j = 0; j < DevCnt; j++)
{
lock (lockThis)
{
ret = USB2UART.UART_WriteBytes(DevHandles[j], 0, WriteBuffer, WriteBuffer.Length);
}
if (ret != USB2UART.UART_SUCCESS)
{
Console.WriteLine("Write data error!\n");
}
}
//输入任意字符结束数据接收
Console.ReadLine();
for (int j = 0; j < DevCnt; j++)
{
RunFlag[j] = false;
}
//等待线程自动结束
for (int j = 0; j < DevCnt; j++)
{
t[j].Join();
}
//关闭设备
for (int j = 0; j < DevCnt; j++)
{
usb_device.USB_CloseDevice(DevHandles[j]);
}
}
