public static CID DecodeCID(byte[] response)
{
if (response?.Length != 16)
{
return(null);
}
var cid = new CID
{
Manufacturer = response[0],
DeviceType = (byte)(response[1] & 0x03),
ProductRevision = response[9],
ProductSerialNumber = Swapping.Swap(BitConverter.ToUInt32(response, 10)),
ManufacturingDate = response[14],
CRC = (byte)((response[15] & 0xFE) >> 1)
};
byte[] tmp = new byte[6];
Array.Copy(response, 3, tmp, 0, 6);
cid.ProductName = StringHandlers.CToString(tmp);
return(cid);
}
public static string PrettifyCID(CID cid)
{
if (cid == null)
{
return(null);
}
var sb = new StringBuilder();
sb.AppendLine("MultiMediaCard Device Identification Register:");
sb.AppendFormat("\tManufacturer: {0}", VendorString.Prettify(cid.Manufacturer)).AppendLine();
switch (cid.DeviceType)
{
case 0:
sb.AppendLine("\tRemovable device");
break;
case 1:
sb.AppendLine("\tBGA device");
break;
case 2:
sb.AppendLine("\tPOP device");
break;
}
sb.AppendFormat("\tApplication ID: {0}", cid.ApplicationID).AppendLine();
sb.AppendFormat("\tProduct name: {0}", cid.ProductName).AppendLine();
sb.AppendFormat("\tProduct revision: {0:X2}.{1:X2}", (cid.ProductRevision & 0xF0) >> 4,
cid.ProductRevision & 0x0F).AppendLine();
sb.AppendFormat("\tProduct serial number: {0}", cid.ProductSerialNumber).AppendLine();
string year = "";
switch (cid.ManufacturingDate & 0x0F)
{
case 0:
year = "1997 or 2013";
break;
case 1:
year = "1998 or 2014";
break;
case 2:
year = "1999 or 2015";
break;
case 3:
year = "2000 or 2016";
break;
case 4:
year = "2001 or 2017";
break;
case 5:
year = "2002 or 2018";
break;
case 6:
year = "2003 or 2019";
break;
case 7:
year = "2004 or 2020";
break;
case 8:
year = "2005 or 2021";
break;
case 9:
year = "2006 or 2022";
break;
case 10:
year = "2007 or 2023";
break;
case 11:
year = "2008 or 2024";
break;
case 12:
year = "2009 or 2025";
break;
case 13:
year = "2010";
break;
case 14:
year = "2011";
break;
case 15:
year = "2012";
break;
}
sb.AppendFormat("\tDevice manufactured month {0} of {1}", (cid.ManufacturingDate & 0xF0) >> 4, year).
AppendLine();
sb.AppendFormat("\tCID CRC: 0x{0:X2}", cid.CRC).AppendLine();
return(sb.ToString());
}