public static void requestID(ref Task Data)
{
int m_antenna_sel = 1;
int status = -1;
status = Net_SetAntenna(m_hScanner, m_antenna_sel);
Sleep(20);
int nCounter = 0, ID_len = 0, ID_len_temp = 0;
string str = "", strtemp = "";
byte[] DB = new byte[128];
byte[] IDBuffer = new byte[7680];
byte[] mask = new byte[96];
byte[] AccessPassWord = new byte[4];
for (int n = 0; n < 150; n++)
{
//读取G2卡ID
Array.Clear(Data.TagBuffer, 0, Data.TagBuffer.Length);
status = Net_EPC1G2_ReadLabelID(m_hScanner, 1, 0, 0, mask, IDBuffer, ref nCounter);
if (status != OK)
{
Sleep(20);
continue;
}
// 如果ID Buffer中的ID比设定的长度(目前是6)大，则说明读取错误？放弃本次读取，再读一次
if (IDBuffer[ID_len] > 6)
{
nCounter = 0;
Sleep(2);
continue;
}//
//转换ID Buffer到 String
//取ID Buffer中第一个ID，若有多个ID，则只保留第一个，忽略其余
ID_len_temp = IDBuffer[ID_len] * 2 + 1;
for (int j = 0; j < ID_len_temp; j++)
{
Data.TagBuffer[j] = IDBuffer[ID_len + j];
}
ID_len += ID_len_temp;
str = "";
strtemp = "";
ID_len = Data.TagBuffer[0] * 2;
for (int j = 0; j < ID_len; j++)
{
strtemp = Data.TagBuffer[j + 1].ToString("X2");
str += strtemp;
}
Data.BOXID = str;
if (nCounter < 1)
{
Data.status = false;
Data.log = "区域中暂时没有卡片";
}
if (nCounter == 1)
Data.status = true;
if (nCounter > 1)
{
Data.status = false;
Data.log = "检测到多张卡";
}
//MessageBox.Show(CardID);
/*************************************
************************************/
//返回卡ID，取EPC数据块的前6位字符
// if (CardID.Length > 6)
// CardID = CardID.Substring(0, 6);
//************************************/
break;//*/
}
}
public static int PutDataIntoCard(int block, int n_ptr, int n_len, string PutString, Task Data)
{
int status = -1;
//string str = "", strtemp = "";
string str = "";
byte EPC_BYTE = 0x00;
byte[] DB = new byte[128];
byte[] IDBuffer = new byte[7680];
byte[] mask = new byte[96];
mask = System.Text.Encoding.Default.GetBytes(PutString);
byte[] AccessPassword = new byte[4];
string str_temp = "00000000"; // 读取密码
for (int i = 0; i < 4; i++)
{
AccessPassword[i] = Convert.ToByte(str_temp[i * 2] + str_temp[i * 2 + 1]);
AccessPassword[i] = 0;
}
//MessageBox.Show(AccessPassword[1].ToString());
EPC_BYTE = Convert.ToByte("6"); //目前认为ID是6位
byte ptr = Convert.ToByte(n_ptr); //准备读的首地址是n_ptr
byte len = Convert.ToByte(n_len); //准备读的长度是n_len
//设置天线
status = Net_SetAntenna(m_hScanner, 1); ;
if (status != OK)
{
// MessageBox.Show("读卡器天线出现问题，请重试！\n若仍然有问题，请联系生产厂家！", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
// return -1;
}
for (int n = 0; n < 150; n++)
{
//MessageBox.Show("天线成功！");
//写入卡片指定区域
if (block == 3)
{
//目前写入User区的
byte[] IDTemp = new byte[12]; //目前认为ID是6位
for (int i = 0; i < Data.TagBuffer[0] * 2; i++)
{
IDTemp[i] = Data.TagBuffer[i + 1];
}
str = PutString;
Sleep(5);
status = Net_EPC1G2_WriteWordBlock(m_hScanner, EPC_BYTE, IDTemp, 3, ptr, len, mask, AccessPassword);
}
else if (block == 1)
{
}
else
return 7;
if (status == OK)
break;
Sleep(5);
}
if (status != OK)
{
switch (status)
{
//case 1:
// MessageBox.Show("出问题啦！读卡器天线连接失败！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 2:
// MessageBox.Show("未检测到有效的数据卡！请扫描卡片！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
// break;
//case 3:
// MessageBox.Show("出问题啦！检测到非法的数据卡！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 4:
// MessageBox.Show("出问题啦！读写功率不够！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 5:
// MessageBox.Show("出问题啦！数据卡ID区读写保护！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 6:
// MessageBox.Show("出问题啦！校验和错误！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 7:
// MessageBox.Show("出问题啦！参数错误！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 8:
// MessageBox.Show("出问题啦！数据区不存在！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//case 9:
// MessageBox.Show("出问题啦！数据卡的密码不正确！", "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
//default:
// MessageBox.Show("出现了位置问题！\n错误代码：" + status.ToString(), "出问题啦！", MessageBoxButtons.OK, MessageBoxIcon.Error);
// break;
}
return 5;
}
return 0;
}
public static void requestData(ref Task Data)
{
byte[] rawData = new byte[24];
if (!getrawdata(Data, ref rawData))
{
Data.status = false;
Data.log = "读取数据失败";
return;
}
Data.finished = System.Text.Encoding.Default.GetString(rawData, 20, 1);
//MessageBox.Show(Data.finished);
try
{
Data.CarNum = System.Text.Encoding.Default.GetString(rawData, 2, 8).Trim();
Data.Type = int.Parse(System.Text.Encoding.Default.GetString(rawData, 0, 2).Trim());
Data.StartTime = decodetime(ToHexString(rawData, 12, 5)).Trim();
Data.StartSpot = int.Parse(System.Text.Encoding.Default.GetString(rawData, 18, 2).Trim());
}
catch
{
Data.status = false;
Data.log = "数据转换时出错";
return;
}
if (Data.finished == MISSION_FINISH)
{
Data.status = true;
Data.EndTime = System.DateTime.Now.ToString("yy-MM-dd,HH:mm");
Data.cardStatus = 1;
Data.log = "任务已完成";
}
// MessageBox.Show(Data.StartSpot.ToString());
string sEndTime = System.DateTime.Now.ToString("yy-MM-dd,HH:mm");
string sEndTime2 = System.DateTime.Now.ToString("yyMMddHHmm");
sEndTime2 = sEndTime2.Substring(0, 10);
Data.EndTime = sEndTime;
if (PutDataIntoCard(3, 10, 1, MISSION_FINISH, Data) != 0)
{
Data.status = false;
Data.log = "写卡失败";
return;
}
Data.status = true;
Data.log = "写卡成功!";
}
public static bool getrawdata(Task Data, ref byte[] raw_Data)
{
byte[] rawData = new byte[24];
int status = -1;
byte EPC_BYTE = 0x00;
// byte ptr = 0x00; //读取起始地址
//byte len = 0x00; //读取的长度
byte[] DB = new byte[128];
byte[] IDBuffer = new byte[7680];
byte[] mask = new byte[96];
byte[] AccessPassword = new byte[4];
string str_temp = "00000000";
for (int i = 0; i < 4; i++)
{
AccessPassword[i] = Convert.ToByte(str_temp[i * 2] + str_temp[i * 2 + 1]);
}
EPC_BYTE = Convert.ToByte("6"); //目前认为ID是6位
for (int n = 0; n < 100; n++)
{
byte[] IDTemp = new byte[12]; //目前认为ID是6位
for (int i = 0; i < Data.TagBuffer[0] * 2; i++)
{
IDTemp[i] = Data.TagBuffer[i + 1];
}
status = Net_EPC1G2_ReadWordBlock(m_hScanner, EPC_BYTE, IDTemp, Convert.ToByte(3), Convert.ToByte(0), Convert.ToByte(8), DB, AccessPassword);
if (status == OK)
break;
Sleep(1);
}
if (status != OK)
{
return false;
}
for (int i = 0; i < 16; i++)
{
rawData[i] = DB[i];
DB[i] = 0;
}
for (int n = 0; n < 100; n++)
{
byte[] IDTemp = new byte[12]; //目前认为ID是6位
for (int i = 0; i < Data.TagBuffer[0] * 2; i++)
{
IDTemp[i] = Data.TagBuffer[i + 1];
}
status = Net_EPC1G2_ReadWordBlock(m_hScanner, EPC_BYTE, IDTemp, Convert.ToByte(3), Convert.ToByte(8), Convert.ToByte(4), DB, AccessPassword);
if (status == OK)
break;
Sleep(1);
}
if (status != OK)
return false;
for (int i = 16; i < 23; i++)
{
rawData[i] = DB[i - 16];
DB[i - 16] = 0;
}
raw_Data = rawData;
return true;
}