//读卡
public CardInfo ReadCard()
{
Log.Debug("ReadCard start");
CardInfo ret = new CardInfo();
try
{
//检查卡的初始状态
int result = MingHua.CheckCard(Port, Baud);
//有错误，显示错误内容，不是新卡不当做错误
if (result != 0 && result != -15)
{
//获取错误代码
ret.Err = Errors[-result - 1];
return(ret);
}
if (Cards == null)
{
throw new Exception("Cards is null");
}
//循环调用所有厂家的
foreach (CardConfig info in Cards)
{
ICard card = info.Card;
//如果不是本厂家的，看下一个
int r = card.CheckGasCard(Port, Baud);
Log.Debug("check " + info.Name + " is " + r);
if (r != 0)
{
continue;
}
//读卡
string kh = "";
Int32 ql = 0;
decimal money = 0;
Int16 cs = 0;
Int16 bkcs = 0;
r = card.ReadGasCard(Port, Baud, ref kh, ref ql, ref money, ref cs, ref bkcs);
if (r < 0)
{
//获取错误代码
ret.Err = Errors[-r - 1];
}
else
{
//返回读取结果
ret.Factory = info.Name;
ret.CardID = kh;
ret.Gas = ql;
ret.Money = money;
ret.Times = cs;
ret.RenewTimes = bkcs;
}
return(ret);
}
//一个都没有找到
ret.Err = "未知厂家";
return(ret);
}
catch (Exception e)
{
Log.Debug("ReadCard exception");
ret.Exception = e.Message;
return(ret);
}
}
private int TestCard()
{
MessageBox.Show("请先把卡片拔出，再插入。");
//获取本地端口号，波特率
short Port = short.Parse(Config.GetConfig("Port"));
int Baud = int.Parse(Config.GetConfig("Baud"));
int handle = MingHua.ic_init(Port, Baud);
if (handle < 0)
{
HintList.Items.Add("错误：打开串口错误！");
return(-1);
}
else
{
HintList.Items.Add("打开串口正常！");
}
try
{
if (MingHua.chk_102(handle) != 0)
{
HintList.Items.Add("错误：不是102卡！");
return(-1);
}
//读代码保护区（从0E开始）
byte[] buf = new byte[4];
if (MingHua.srd_102(handle, 0, 0x0E, 4, buf) != 0)
{
HintList.Items.Add("错误：读卡错误。");
return(-1);
}
else
{
HintList.Items.Add("读卡正常。");
}
//擦卡
if (MingHua.ser_102(handle, 0, 0x0E, 4) == 0)
{
if (MingHua.swr_102(handle, 0, 0x0E, 4, buf) == 0)
{
HintList.Items.Add("写卡正常。");
return(0);
}
else
{
HintList.Items.Add("错误：写卡错误。");
return(-1);
}
}
else
{
HintList.Items.Add("错误：写卡错误。");
return(-1);
}
}
finally
{
MingHua.ic_exit(handle);
}
}
