private void AsuMotionGetOutputIO(object sender, EventArgs e) { ushort[] DIO = new ushort[3]; DIO[0] = 0x503; int ret = AsuInvoke.AsuMotion_GetOutputIO(handle, out DIO); switch (ret) { case 3: Print("输出口状态获取 成功"); break; default: Print("输出口状态获取 失败"); break; } }