private void btn_opencan_Click(object sender, EventArgs e)
{
if (m_bOpen == 1)
{
CanToolsHelper.CloseCan();
canrec_thread.Abort();
m_bOpen = 0;
}
else
{
int ret = CanToolsHelper.OpenCan();
if (ret == -1)
{
MessageBox.Show("Open USBCAN Failed!", "ERROR",
MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (ret == -2)
{
MessageBox.Show("USBCAN Init Failed!!", "ERROR"
, MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (ret == -3)
{
MessageBox.Show("USBCAN Start Failed!", "ERROR"
, MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
m_bOpen = 1;
//启动一个CAN数据接收线程
canrec_thread = new Thread(Rec_data);
canrec_thread.Start();
}
btn_opencan.Text = m_bOpen == 1 ? "关闭CAN" : "打开CAN";
timer_rec.Enabled = m_bOpen == 1 ? true : false;
}
/// <summary>
/// 摘要：每隔30ms读取一次can数据，并将数据存储到队列中
/// </summary>
public void Rec_data()
{
string str = "";
while (m_bOpen == 1)
{
str = CanToolsHelper.CanReceive();
cq.Enqueue(str);
Thread.Sleep(30);
}
}
