private IEnumerable <Data> ReadArchive(ArchiveType archiveType, IEnumerable <DateTime> dates)
{
var datas = new List <Data>();
if (T2k == null)
{
return(null);
}
Show(string.Format("Чтение {0} архива", archiveType));
if (GetVersion().Equals(DriverVersion))
{
foreach (var date in dates)
{
Show(string.Format("Запрос даты {0:HH:mm dd.MM.yyyy}", date));
var answer = SendRequest(0x0d11, new byte[] { (byte)archiveType,
archiveType == ArchiveType.Hourly? IntToBCD(date.Hour):(byte)0x00,
archiveType != ArchiveType.Monthly? IntToBCD(date.Day):(byte)0x01,
IntToBCD(date.Month),
IntToBCD(date.Year - 2000) });
if (answer != null && answer.Length == 3)
{
var num = answer[1] << 8 | answer[2];
if (num == 0xFFFF)
{
Show("запись не обнаружена");
}
else
{
Show(string.Format("номер записи: {0} ({0:X})", num));
//Int64 addr = 0;
//var answer0 = SendRequest(0x0f03, new byte[] { 64, (byte)(addr >> 24), (byte)(addr >> 16), (byte)(addr >> 08), (byte)(addr) });
answer = new byte[256];
for (int i = 0; i < 4; i++)
{
var curanswer = SendRequest(0x0f03, new byte[] { 64, 0x00, ConvertHelper.ByteHigh(num), ConvertHelper.ByteLow(num) /*answer[1], answer[2]*/, (byte)(i * 0x40) }, 3333, 5);
if (curanswer == null || curanswer.Length != 65)
{
Show("не удалось запросить запись, пропуск");
answer = null;
break;
}
Array.Copy(curanswer, 1, answer, 64 * i, 64);
}
if (answer != null)
{
var sysInt = SysInt.Parse(answer, 0);
if (T2k.Systems < 1 || T2k.Systems > 4)
{
Show(string.Format("Некорректное число систем: {0}", T2k.Systems));
return(null);
}
datas.Add(new Data(sysInt.Trab.Parameter, sysInt.Trab.MeasuringUnit, sysInt.date,
sysInt.Trab.Value[0]));
for (int sys = 0; sys < T2k.Systems; sys++)
{
var systype = T2k.SysConN[sys].sysType;
datas.Add(new Data(sysInt.IntV.Parameter, sysInt.IntV.MeasuringUnit, sysInt.date,
sysInt.IntV.Value[sys]));
datas.Add(new Data(sysInt.IntM.Parameter, sysInt.IntM.MeasuringUnit, sysInt.date,
sysInt.IntM.Value[sys]));
datas.Add(new Data(sysInt.IntQ.Parameter, sysInt.IntQ.MeasuringUnit, sysInt.date,
sysInt.IntQ.Value[sys]));
datas.Add(new Data(sysInt.Tnar.Parameter, sysInt.Tnar.MeasuringUnit, sysInt.date,
sysInt.Tnar.Value[sys]));
for (int i = 0; i < SysCon.GetChannelsPorT(systype); i++)
{
datas.Add(new Data(sysInt.T.Parameter, sysInt.T.MeasuringUnit, sysInt.date,
sysInt.T.Value[sys * 3 + i]));
datas.Add(new Data(sysInt.P.Parameter, sysInt.P.MeasuringUnit, sysInt.date,
sysInt.P.Value[sys * 3 + i]));
}
datas.Add(new Data(sysInt.Rshv.Parameter, sysInt.Rshv.MeasuringUnit, sysInt.date,
sysInt.Rshv.Value[sys]));
}
}
//var answer0 = SendRequest(0x0f03, new byte[] { 64, 0x00, answer[1], answer[2], 0x00 });
//var answer1 = SendRequest(0x0f03, new byte[] { 64, 0x00, answer[1], answer[2], 0x40 });
//var answer2 = SendRequest(0x0f03, new byte[] { 64, 0x00, answer[1], answer[2], 0x80 });
//var answer3 = SendRequest(0x0f03, new byte[] { 64, 0x00, answer[1], answer[2], 0xC0 });
}
}
else
{
Show("ответ не получен");
}
}
}
return(datas);
}
private byte[] SendRequest(int cmd, byte[] data = null, int timeOut = 3333, int attempts = 5)
{
int attempt = 0;
byte[] answer = null;
byte[] send_head = { 0x55, NetworkAddress, (byte)(~NetworkAddress), ConvertHelper.ByteHigh(cmd), ConvertHelper.ByteLow(cmd), 0 };
byte[] send = null;
if (data != null && data.Length > 0)
{
if (data.Length <= 256)
{
send = new byte[send_head.Length + data.Length + 1];
Array.Copy(send_head, send, send_head.Length);
send[send_head.Length - 1] = (byte)data.Length;
Array.Copy(data, 0, send, send_head.Length, data.Length);
}
else
{
Show(string.Format("Ошибка при попытке отправить сообщение длиной {0} байт", data.Length));
}
}
else
{
send = new byte[send_head.Length + 1];
Array.Copy(send_head, send, send_head.Length);
}
if (send != null)
{
send[send.Length - 1] = CheckSum(send, send.Length - 1, ChecksumType.Complement1);
do
{
Show(string.Format("SendRequest 0x{0:X}: попытка {1}", cmd, attempt + 1));
RaiseDataSended(send);
Wait(timeOut);
if (isDataReceived)
{
if (receivedBuffer.Length >= 7 && receivedBuffer[0] == 0xAA && receivedBuffer[5] == receivedBuffer.Length - 7)
{
if (receivedBuffer[3] == ConvertHelper.ByteHigh(cmd) && receivedBuffer[4] == ConvertHelper.ByteLow(cmd))
{
Show("ОК");
answer = new byte[1 + (receivedBuffer.Length - 7)];
Array.Copy(receivedBuffer, 5, answer, 0, 1 + (receivedBuffer.Length - 7));
}
else
{
Show("Получен неизвестный ответ");
//answer = new byte[0];
}
}
else
{
Show("Формат ответа не распознан");
}
}
else
{
Show("Таймаут");
}
} while (++attempt < attempts && answer == null);
}
return(answer);
}
private T2K T2KRead()
{
var answer = new byte[2048];
for (int i = 0; i < 32; i++)
{
var curAddr = i * 0x40;
var curanswer = SendRequest(0x0f01, new byte[] { ConvertHelper.ByteHigh(curAddr), ConvertHelper.ByteLow(curAddr), 0x40 });
if (curanswer == null || curanswer.Length != 65)
{
Show("не удалось прочесть память таймера 2к");
return(null);
}
Array.Copy(curanswer, 1, answer, 64 * i, 64);
}
return(T2K.Parse(answer, 0));
}
