public async Task <byte> Dispense(object param)
{
var billsInfo = CommonFunctions.ObjectToByteArray(param);
recievedData.Clear();
dataBuf.Clear();
dataBuf.Add(0xFC);
dataBuf.Add(CommonFunctions.StringToByteArray((billsInfo.Length + 7).ToString())[0]);
dataBuf.Add(0xF0);
dataBuf.Add(0x20);
dataBuf.Add(0x4A);
foreach (var val in billsInfo)
{
dataBuf.Add(val);
}
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(dataBuf.ToArray());
dataBuf.Add(crcBuffer[0]);
dataBuf.Add(crcBuffer[1]);
ResponseLength = 5; //Response lenght
Port.Write(dataBuf.ToArray(), 0, dataBuf.Count);
await Task.Delay(DelayTymeout);
byte[] reciveBuf = recievedData.ToArray();
if (CheckCrc(reciveBuf))
{
return(reciveBuf[2]);
}
else
{
return(0);
}
}
private async Task <byte> SetSequrity(object param)
{
recievedData.Clear();
dataBuf.Clear();
dataBuf.Add(0xFC);
dataBuf.Add(0x07);
dataBuf.Add(0xC1);
dataBuf.Add(0x00);
dataBuf.Add(0x00);
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(dataBuf.ToArray());
dataBuf.Add(crcBuffer[0]);
dataBuf.Add(crcBuffer[1]);
ResponseLength = 5; //Response lenght
Port.Write(dataBuf.ToArray(), 0, dataBuf.Count);
await Task.Delay(DelayTymeout);
byte[] reciveBuf = recievedData.ToArray();
if (CheckCrc(reciveBuf))
{
return(reciveBuf[2]);
}
else
{
return(0);
}
}
private async Task <byte> OptionalFunction(object param)
{
var enable = Convert.ToBoolean(param);
recievedData.Clear();
dataBuf.Clear();
dataBuf.Add(0xFC);
dataBuf.Add(0x07);
dataBuf.Add(0xC5);
dataBuf.Add(0x03);
if (enable)
{
dataBuf.Add(0x00);
}
else
{
dataBuf.Add(0x01);
}
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(dataBuf.ToArray());
dataBuf.Add(crcBuffer[0]);
dataBuf.Add(crcBuffer[1]);
ResponseLength = 7; //Response lenght
Port.Write(dataBuf.ToArray(), 0, dataBuf.Count);
await Task.Delay(DelayTymeout);
byte[] reciveBuf = recievedData.ToArray();
if (CheckCrc(reciveBuf))
{
return(reciveBuf[2]);
}
else
{
return(0);
}
}
private async Task <byte> Currrency(object param)
{
recievedData.Clear();
dataBuf.Clear();
dataBuf.Add(0xFC);
dataBuf.Add(0x05);
dataBuf.Add(0x8A);
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(dataBuf.ToArray());
dataBuf.Add(crcBuffer[0]);
dataBuf.Add(crcBuffer[1]);
ResponseLength = 50; //Response lenght
Port.Write(dataBuf.ToArray(), 0, dataBuf.Count);
await Task.Delay(DelayTymeout);
byte[] reciveBuf = recievedData.ToArray();
if (CheckCrc(reciveBuf))
{
denomination.Clear();
int i = 1;
var tmpBuf = reciveBuf.Skip(3).ToArray();
while (3 + (4 * i) < reciveBuf.Length)
{
denomination.Add(tmpBuf[0], new Tuple <byte, byte>(tmpBuf[2], tmpBuf[3]));
tmpBuf = reciveBuf.Skip(3 + (4 * i)).ToArray();
i++;
}
return(reciveBuf[2]);
}
else
{
return(0);
}
}
private async Task <byte> PayOutAsync(object param)
{
recievedData.Clear();
dataBuf.Clear();
dataBuf.Add(0xFC);
dataBuf.Add(0x08);
dataBuf.Add(0xF0);
dataBuf.Add(0x20);
dataBuf.Add(0x4A);
try
{
dataBuf.Add(Convert.ToByte(param));
}
catch (Exception)
{
dataBuf.Add(0X00);
}
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(dataBuf.ToArray());
dataBuf.Add(crcBuffer[0]);
dataBuf.Add(crcBuffer[1]);
ResponseLength = 5; //Response lenght?
Port.Write(dataBuf.ToArray(), 0, dataBuf.Count);
await Task.Delay(DelayTymeout);
byte[] reciveBuf = recievedData.ToArray();
if (CheckCrc(reciveBuf))
{
return(reciveBuf[2]);
}
else
{
return(0);
}
}
public void TestMethod2()
{
System.Text.UTF8Encoding encoding = new System.Text.UTF8Encoding();
byte[] buffer = encoding.GetBytes("123456789");
ushort result = Crc16CcittKermit.ComputeChecksum(buffer);
Assert.AreEqual((ushort)0x31C3, result);
}
protected bool CheckCrc(byte[] data)
{
if (data.Length > 2)
{
byte[] buf = new byte[data.Length - 2];
Array.Copy(data, 0, buf, 0, data.Length - 2);
byte[] crcBuffer = Crc16CcittKermit.ComputeChecksumBytes(buf);
return(crcBuffer[0] == data[data.Length - 2] && crcBuffer[1] == data[data.Length - 1] ? true : false);
}
else
{
return(false);
}
}