protected GetReaderInformationInfo HandleGetReaderInformationFrame(byte[] frame)
{
GetReaderInformationInfo info = new GetReaderInformationInfo(frame);
ReturnMessage returnCode = CheckFrame(info);
if (returnCode != ReturnMessage.Success)
{
info.ReturnValue = returnCode;
return(info);
}
Array.Copy(frame, 3, info.Version, 0, 2); //拷贝版本号
info.ReaderType = frame[7]; //拷贝读卡器类型
Array.Copy(frame, 8, info.ProtocolType, 0, 2); //拷贝协议类型
info.InventoryScanTime = frame[10];
info.ReturnValue = ReturnMessage.Success;
return(info);
}
/// <summary>
/// 上位机发送该命令以获得读写器的信息，包括读写器地址（Com_adr）、
/// 读写器软件版本（Version）、读写器类型代码、读写器协议支持信息和
/// InventoryScanTime的信息。
/// </summary>
/// <param name="addr">读写器地址</param>
/// <returns></returns>
public async Task <GetReaderInformationInfo> GetReaderInformationAsync(byte?addr)
{
byte[] frame = CreateGetReaderInformationFrame(addr ?? Com_adr);
CommunicationReturnInfo cri = await com.SendAsync(frame);
if (cri.ReturnValue != ReturnMessage.Success)
{
GetReaderInformationInfo gii = new GetReaderInformationInfo();
gii.SendByte = frame;
gii.ReturnValue = cri.ReturnValue;
gii.ExceptionMessage = cri.ExceptionMessage;
return(gii);
}
GetReaderInformationInfo info = HandleGetReaderInformationFrame(cri.RecvByte);
info.SendByte = frame;
return(info);
}