/// <summary>
/// 获取单个输出点状态
/// ArgumentOutofRange
/// </summary>
/// <param name="index">输出点序号，从0开始</param>
/// <returns></returns>
public int GetDO(int index, out bool isON)
{
if (index < 0 || index >= DOCount)
{
throw new Exception(string.Format("GetDO(index = {0}, isON) index is out of range:0~{1}", index, DOCount - 1));
}
isON = false;
if (!IsOpen)
{
return((int)ErrorDef.NotOpen);
}
int val;
val = HTM.ReadDO(doIndex[index]);
//val = HTM.GetDO(doIndex[index]);
isON = val != 0;
return((int)ErrorDef.Success);
}