public static string WriteDQBH(string str)
{
byte[] databuff = new byte[1];
byte[] buff = new byte[2];
string data = "";
data = LConvert.int_hex(str);
icdev = IC.ic_init(1, 9600);
buff = System.Text.Encoding.ASCII.GetBytes(data);
IC.asc_hex(buff, databuff, 2);
st = IC4442.swr_4442(icdev, 71, 1, databuff);
if (st == 0)
{
return("写数据成功！" + data);
}
else
{
return("写数据失败！" + data);
}
}
/* 表内剩余气量回写区
* 存储区地址：3DH—3FH（61 – 63）数据说明：此存储区数据为燃气表对用户卡回写的表内剩余气量值。
* 剩余气量 = （3DH单元数值） X 100 + （3EH单元数值） X 1+ （3FH单元数值） X 0.1。
* 表内剩余气量最大数值为999.9立方米，其中，3DH单元数值范围为：0—9，3EH单元数值范围为：0—99，3FH单元数值范围为0 -- 9。
* 例如：若用户表内剩余气量为123.4立方米，则IC卡3DH—3FH存储单元应为：01H，17H，04H。*/
public static string ReadRemainQL()
{
string s = "";
byte[] data = new byte[3];
byte[] databuff = new byte[6];
int[] sum = new int[8];
string lbResult;
icdev = IC.ic_init(port, baud);
st = IC4442.srd_4442(icdev, 61, 3, data);
if (st == 0)
{
st = IC.hex_asc(data, databuff, 3);
lbResult = System.Text.Encoding.ASCII.GetString(databuff);
s = LConvert.hex_int(lbResult);
int lll = s.Length;
byte[] intbuff = new byte[lll];
byte[] key = new byte[2];
int k = 0;
double d = 0;
intbuff = System.Text.Encoding.ASCII.GetBytes(s);
for (int j = 0; j < 6; j = j + 2)
{
key[0] = intbuff[j];
key[1] = intbuff[j + 1];
string x = System.Text.Encoding.ASCII.GetString(key);
sum[k] = Convert.ToInt32(x);
k++;
}
d = 100 * sum[0] + sum[1] + 0.1 * sum[2];
lbResult = "剩余气量" + d.ToString() + lbResult;
}
else
{
lbResult = "读数据失败！";
}
return(lbResult);
}
public static string WriteRemainQL(string str)
{
byte[] databuff = new byte[3];
byte[] buff = new byte[6];
string f_i = "";
string data = "";
f_i = LConvert.float_int(str);
data = LConvert.int_hex(f_i);
icdev = IC.ic_init(1, 9600);
buff = System.Text.Encoding.ASCII.GetBytes(data);
IC.asc_hex(buff, databuff, 6);
st = IC4442.swr_4442(icdev, 61, 3, databuff);
if (st == 0)
{
return("写数据成功！" + data);
}
else
{
return("写数据失败！" + data);
}
}
//用户编号区 21H—24H（33 – 36）当存储在IC卡上时，8位数从低位到高位，每两位为1组，每组存入1个字节中。
//例如：若从卡上用户编号区读出的数据为：0CH，22H，38H，4EH，则用户编号为12345678。
public static string ReadUserId()
{
string s = "";
byte[] data = new byte[4];
byte[] databuff = new byte[8];
string lbResult;
icdev = IC.ic_init(port, baud);
st = IC4442.srd_4442(icdev, 33, 4, data);
if (st == 0)
{
st = IC.hex_asc(data, databuff, 4);
lbResult = System.Text.Encoding.ASCII.GetString(databuff);
s = LConvert.hex_int(lbResult);
s += LConvert.int_hex(s);
lbResult = s + lbResult;
}
else
{
lbResult = "读数据失败！";
}
return(lbResult);
}