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public static extern int auto_init(int port, int baud);
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ï¼2ï¼setsc_mdå½æ°
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public static extern int setsc_md(int icdev, int mode);
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public static extern Int16 get_status(int icdev, Int16* state);
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public static extern Int16 Csc_4442(int icdev, int len, [MarshalAs(UnmanagedType.LPArray)] byte[] p_string);
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public static extern int swr_4442(int icdev, int offset, int len, char* w_string);
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public static extern int ic_exit(int icdev);
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public static extern int dv_beep(int icdev, int time);
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[StructLayout(LayoutKind.Sequential)]
public unsafe class IC
{
   //对设å¤è¿è¡åå§å
   [DllImport("Mwic_32.dll", EntryPoint = "auto_init", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern int auto_init(int port, int baud);
   //设å¤å¯ç æ ¼å¼
   [DllImport("Mwic_32.dll", EntryPoint = "setsc_md", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern int setsc_md(int icdev, int mode);
   //è·å设å¤å½åç¶æ
   [DllImport("Mwic_32.dll", EntryPoint = "get_status", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern Int16 get_status(int icdev, Int16* state);
   //å ³é设å¤é讯æ¥å£
   [DllImport("Mwic_32.dll", EntryPoint = "ic_exit", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern int ic_exit(int icdev);
   //使设å¤ååºè鸣声
   [DllImport("Mwic_32.dll", EntryPoint = "dv_beep", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern int dv_beep(int icdev, int time);
   //åICå¡ä¸åæ°æ®
   [DllImport("Mwic_32.dll", EntryPoint = "swr_4442", SetLastError = true, CharSet = CharSet.Ansi, ExactSpelling = true, CallingConvention = CallingConvention.StdCall)]
   public static extern int swr_4442(int icdev, int offset, int len, char* w_string);
   //æ ¸å¯¹å¡å¯ç Â
   [DllImport("Mwic_32.dll", EntryPoint = "csc_4442", SetLastError = true, CharSet = CharSet.Auto, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
   public static extern Int16 Csc_4442(int icdev, int len, [MarshalAs(UnmanagedType.LPArray)] byte[] p_string);
}
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       private void button1_Click(object sender, EventArgs e)
       {
           //åå§å
           int icdev = IC.auto_init(0, 9600);
           if (icdev < 0)
               MessageBox.Show("端å£åå§å失败,请æ£æ¥æ¥å£çº¿æ¯å¦è¿æ¥æ£ç¡®ã","é误æ示",MessageBoxButtons.OK,MessageBoxIcon.Information);
           int md = IC.setsc_md(icdev, 1); //设å¤å¯ç æ ¼å¼
           unsafe
           {
               Int16 status = 0;
               Int16 result = 0;
               result = IC.get_status(icdev, &status);
               if (result != 0)
               {
                   MessageBox.Show("设å¤å½åç¶æé误ï¼");
                   int d1 = IC.ic_exit(icdev);  //å ³é设å¤
                   return;
               }
               if (status != 1)
               {
                   MessageBox.Show("请æå ¥ï¼©ï¼£å¡");
                   int d2 = IC.ic_exit(icdev);  //å ³é设å¤
                   return;
               }
           }
           unsafe
           {
               //å¡çå¯ç é»è®¤ä¸º6个fï¼å¯ç 为ï¼ffffffï¼ï¼1个fç16è¿å¶æ¯15,两个fç16è¿å¶æ¯255
               byte[] pwd = new byte[3] { 255, 255, 255 };
               //byte[] pwd = new byte[3] { 0xff, 0xff, 0xff };
               //char[] pass=new ch{0xff,0xff,0xff};
               Int16 checkIC_pwd = IC.Csc_4442(icdev, 3, pwd);
               if (checkIC_pwd < 0)
               {
                   MessageBox.Show("ICå¡å¯ç é误ï¼");
                   return;
               }
               char str = 'a';
               int write=-1;
               for (int j = 0; j < textBox1.Text.Length; j++)
               {
                   str = Convert.ToChar(textBox1.Text.Substring(j, 1));
                   write = IC.swr_4442(icdev, 33 + j, textBox1.Text.Length, &str);
               }
               if (write == 0)
               {
                   int beep = IC.dv_beep(icdev, 20); //ååºè鸣声
                   MessageBox.Show("æ°æ®å·²æååå ¥ï¼©ï¼£å¡ä¸ï¼");
               }
               else
                   MessageBox.Show("æ°æ®åå ¥ï¼©ï¼£å¡å¤±è´¥ï¼");
           }
           int d = IC.ic_exit(icdev); //å ³é设å¤
       }
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public static extern int srd_4442(int icdev, int offset, int len, char* r_string);
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       private void button1_Click(object sender, EventArgs e)
       {
           //åå§å
           int icdev = IC.auto_init(0, 9600);
           if (icdev < 0)
               MessageBox.Show("端å£åå§å失败,请æ£æ¥æ¥å£çº¿æ¯å¦è¿æ¥æ£ç¡®ã", "é误æ示", MessageBoxButtons.OK, MessageBoxIcon.Information);
           int md = IC.setsc_md(icdev, 1); //设å¤å¯ç æ ¼å¼
           int i = IC.dv_beep(icdev, 10); //ååºè鸣声
           unsafe
           {
               Int16 status = 0;
               Int16 result = 0;
               result = IC.get_status(icdev, &status);
               if (result != 0)
               {
                   MessageBox.Show("设å¤å½åç¶æé误ï¼");
                   int d1 = IC.ic_exit(icdev);  //å ³é设å¤
                   return;
               }
               if (status != 1)
               {
                   MessageBox.Show("请æå ¥ï¼©ï¼£å¡");
                   int d2 = IC.ic_exit(icdev);  //å ³é设å¤
                   return;
               }
           }
           unsafe
           {
               char str = 'a';
               int read = -1;
               for (int j = 0; j < 6; j++)
               {
                   read = IC.srd_4442(icdev, 33 + j, 1, &str);
                   textBox1.Text = textBox1.Text + Convert.ToString(str);
               }
               if (read == 0)
                   MessageBox.Show("ICå¡ä¸æ°æ®è¯»åæåï¼");
           }
           int d = IC.ic_exit(icdev); //å ³é设å¤
       }
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       private void button1_Click(object sender, EventArgs e)
       {
           //åå§å
           int icdev = IC.auto_init(0, 9600);
           if (icdev < 0)
               label6.Text = "端å£åå§å失败,请æ£æ¥æ¥å£çº¿æ¯å¦è¿æ¥æ£ç¡®ã";
           unsafe
           {
               Int16 status = -1;
               Int16 result = IC.get_status(icdev, &status);
               int md = IC.setsc_md(icdev, 1);  //设å¤å¯ç æ ¼å¼
               if (result < 0)
               {
                   int d1 = IC.ic_exit(icdev); //å ³é设å¤
                   return;
               }
               else if ((result == 0) && (status == 0))
               {
                   int d2 = IC.ic_exit(icdev); //å ³é设å¤
                   label6.Text = "请æå ¥ICå¡";
                   return;
               }
           }
           unsafe
           {
               char str = 'a';
               int read = -1;
               string ic = "";
               for (int j = 0; j < 6; j++)
               {
                   read = IC.srd_4442(icdev, 33 + j, 1, &str);
                   ic = ic + Convert.ToString(str);
               }
               textBox1.Text = ic;
               if (read == 0)
                   label6.Text = "å·å¡æåï¼";
               int beep = IC.dv_beep(icdev, 20); //ååºè鸣声
               int d3 = IC.ic_exit(icdev);  //å ³é设å¤
           }
           int d = IC.ic_exit(icdev); //å ³é设å¤
           //æ ¹æ®å¡å·ï¼æ¥æ¾ç¸åºæ°æ®
           OleDbConnection con = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + "price.mdb" + ";Persist Security Info=False");
           OleDbDataAdapter dap = new OleDbDataAdapter("select * from worker where ICID='"+textBox1.Text+"'", con);
           DataSet ds = new DataSet();
           dap.Fill(ds, "table");
           if (ds.Tables.Count > 0)
           {
               textBox2.Text = ds.Tables[0].Rows[0][0].ToString();
               textBox3.Text = ds.Tables[0].Rows[0][1].ToString();
               textBox4.Text = ds.Tables[0].Rows[0][2].ToString();
               textBox5.Text = ds.Tables[0].Rows[0][3].ToString();
           }
           else
           {
               label6.Text = "ä¸åå¨è¯¥ç¨æ·ï¼";
           }
       }