使用MSCOMM32 异常来自 HRESULT:0x800A1F54
使用MSCOMM32
在使用INPUT时报异常是怎么回事
异常来自 HRESULT:0x800A1F54
private void MSComm1_OnComm(object sender, EventArgs e)
{
// bool op =MSComm1.PortOpen;
if (MSComm1.CommEvent == 2)
{
object result = MSComm1.Input;
//textBox1.Text =
MSComm1.InBufferCount = 0;
}
}