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硬件协议帮助类

2012年07月19日 ⁄ 综合 ⁄ 共 6302字 ⁄ 字号 小 中 大 ⁄ 评论关闭 
  1         /// <summary>
  2         /// 十六进制转成字节
  3         /// </summary>
  4         /// <param name="aHex"></param>
  5         /// <returns></returns>
  6         public string HexToBytes(string aHex)
  7         {
  8             aHex = aHex.ToUpper();
  9             int len = aHex.Length;
 10             string ss = "";
 11             string sss = "";
 12             for (int i = 1; i <= len; i++)
 13             {
 14                 string s = "";
 15                 s = aHex.Substring(i - 1, 1);
 16                 switch (s)
 17                 {
 18                     case "0":
 19                         ss = "0000";
 20                         break;
 21                     case "1":
 22                         ss = "0001";
 23                         break;
 24                     case "2":
 25                         ss = "0010";
 26                         break;
 27                     case "3":
 28                         ss = "0011";
 29                         break;
 30                     case "4":
 31                         ss = "0100";
 32                         break;
 33                     case "5":
 34                         ss = "0101";
 35                         break;
 36                     case "6":
 37                         ss = "0110";
 38                         break;
 39                     case "7":
 40                         ss = "0111";
 41                         break;
 42                     case "8":
 43                         ss = "1000";
 44                         break;
 45                     case "9":
 46                         ss = "1001";
 47                         break;
 48                     case "A":
 49                         ss = "1010";
 50                         break;
 51                     case "B":
 52                         ss = "1011";
 53                         break;
 54                     case "C":
 55                         ss = "1100";
 56                         break;
 57                     case "D":
 58                         ss = "1101";
 59                         break;
 60                     case "E":
 61                         ss = "1110";
 62                         break;
 63                     case "F":
 64                         ss = "1111";
 65                         break;
 66                     default:
 67 
 68                         break;
 69 
 70                 }
 71                 sss += ss;
 72             }
 73             return sss;
 74         }
 75         /// <summary>
 76         /// 汉字转国标码
 77         /// </summary>
 78         /// <param name="hz"></param>
 79         /// <returns></returns>
 80         public string Hz2ASC(string hz)
 81         {
 82             string st = string.Empty;
 83             byte[] array = System.Text.Encoding.Default.GetBytes(hz);
 84             for (int i = 0; i < array.Length; i++)
 85             {
 86                 st += array[i].ToString("X2");
 87             }
 88             return st;
 89         }
 90         /// <summary>
 91         /// 国标码转汉字
 92         /// </summary>
 93         /// <param name="asc"></param>
 94         /// <returns></returns>
 95         public string ASC2Hz(string asc)
 96         {
 97             string st = string.Empty;
 98             byte[] array = new byte[asc.Length / 2];
 99             for (int i = 0; i < array.Length; i++)
100                 array[i] = Convert.ToByte(asc.Substring(i * 2, 2).Trim(), 16);
101             for (int i = 0; i < array.Length; i++)
102             {
103                 if (array[i] >= 161 && array[i] <= 247)
104                 {
105                     st = st + System.Text.Encoding.Default.GetString(array, i, 2);
106                     i++;
107                 }
108                 else
109                 {
110                     st = st + System.Text.Encoding.Default.GetString(array, i, 1);
111                 }
112             }
113             return st;
114         }
115         /// <summary>
116         /// 从字符串头位置取指定长度的字符串，
117         /// 并从源字符串删除取出的字符串
118         /// </summary>
119         /// <param name="str">源字符串</param>
120         /// <param name="getLen">要取的长度</param>
121         /// <returns>返回取出的字符串</returns>
122         public string getString(ref string str, int getLen)
123         {
124             string backStr = "";
125             try
126             {
127                 if ((!str.Equals("")) && (str.Length >= getLen))
128                 {
129                     backStr = str.Substring(0, getLen);
130                     str = str.Substring(getLen);
131                 }
132             }
133             catch { }
134             return backStr;
135         }
136         /// <summary>
137         /// 从字符串右边位置取指定长度的字符串，
138         /// 并从源字符串删除取出的字符串
139         /// </summary>
140         /// <param name="str"></param>
141         /// <param name="getLen"></param>
142         /// <returns></returns>
143         public string getStringR(ref string str, int getLen)
144         {
145             string backStr = "";
146             try
147             {
148                 if ((!str.Equals("")) && (str.Length >= getLen))
149                 {
150                     backStr = str.Substring(str.Length - getLen);
151                     str = str.Substring(0, str.Length - getLen);
152                 }
153             }
154             catch { }
155             return backStr;
156         }
157 
158         /// <summary>
159         /// 十六进制转换成十进制
160         /// </summary>
161         /// <param name="hexStr">十六进制字符串</param>
162         /// <returns>十进制数</returns>
163         public int Hex2Int(string hexStr)
164         {
165             int intValue;
166             try
167             {
168                 intValue = int.Parse(hexStr, System.Globalization.NumberStyles.HexNumber);
169             }
170             catch
171             {
172                 intValue = 0;
173             }
174             return intValue;
175         }
176         /// <summary>
177         /// 字符串(必须是BCD码串)转十六进制（返回结果高端在前）
178         /// </summary>
179         /// <param name="str">字串</param>
180         /// <param name="len">转换后长度，为字符长度</param>
181         /// <returns></returns>
182         public string Str2Hex(string str, int len)
183         {
184             string hex = "";
185             try
186             {
187                 int strInt = Convert.ToInt32(str);
188                 hex = strInt.ToString("X" + len);
189             }
190             catch
191             {
192                 for (int i = 0; i < len; i++) hex += "0";
193             }
194             return hex;
195         }
196         /// <summary>
197         /// 字符串(必须是BCD码串)转十六进制（返回结果低端在前）
198         /// </summary>
199         /// <param name="str">字串</param>
200         /// <param name="len">转换后长度，为字符长度</param>
201         /// <returns></returns>
202         public string Str2HexLow(string str, int len)
203         {
204             string hex = "";
205             try
206             {
207                 int strInt = Convert.ToInt32(str);
208                 hex = strInt.ToString("X" + len);
209                 //颠倒一下
210                 string temp="";
211                 for (int i = 0; i < hex.Length / 2; i++)
212                 {
213                     temp += hex.Substring(hex.Length - (2 * i + 2), 2);
214                 }
215                 hex = temp;
216             }
217             catch
218             {
219                 for (int i = 0; i < len; i++) hex += "0";
220             }
221             return hex;
222         }
223         /// <summary>
224         /// string类型的ASCII字符转换为string类型的十六进制（如“AB426EPC11”-> “41423432364550433131”）
225         /// 注意是大写的
226         /// </summary>
227         /// <param name="StringASCII">要转换的ASCII字符</param>
228         /// <returns></returns>
229         public string ASCII2string(string StringASCII)
230         {
231             string Data = StringASCII;
232             int i;
233             int intData;
234             string hexData;
235             string changeData = "";
236 
237             for (i = 0; i < Data.Length; i++)
238             {
239                 string stringData = Data.Substring(i, 1).ToUpper();
240                 char charData = Convert.ToChar(stringData);
241                 intData = Convert.ToInt32(charData);
242                 hexData = intData.ToString("X");
243                 changeData += hexData;
244             }
245             return changeData;
246         }
247         /// <summary>
248         /// string类型的ASCII字符转换为string类型的十六进制（如“AB426EPC11”-> “41423432364550433131”）
249         /// 注意是小写的
250         /// </summary>
251         /// <param name="StringASCII">要转换的ASCII字符</param>
252         /// <returns></returns>
253         public string ASCII2stringLower(string StringASCII)
254         {
255             string Data = StringASCII;
256             int i;
257             int intData;
258             string hexData;
259             string changeData = "";
260 
261             for (i = 0; i < Data.Length; i++)
262             {
263                 string stringData = Data.Substring(i, 1).ToLower();
264                 char charData = Convert.ToChar(stringData);
265                 intData = Convert.ToInt32(charData);
266                 hexData = intData.ToString("X");
267                 changeData += hexData;
268             }
269             return changeData;
270         }
271         /// <summary>
272         /// string类型的ASCII字符转换为string类型的十六进制（如“AB426EPC11”-> “41423432364550433131”）
273         /// 注意是区分大小写的
274         /// </summary>
275         /// <param name="StringASCII">要转换的ASCII字符</param>
276         /// <returns></returns>
277         public string ASCII2stringCase(string StringASCII)
278         {
279             string Data = StringASCII;
280             int i;
281             int intData;
282             string hexData;
283             string changeData = "";
284 
285             for (i = 0; i < Data.Length; i++)
286             {
287                 string stringData = Data.Substring(i, 1);
288                 char charData = Convert.ToChar(stringData);
289                 intData = Convert.ToInt32(charData);
290                 hexData = intData.ToString("X");
291                 changeData += hexData;
292             }
293             return changeData;
294         }
295         /// <summary>
296         /// string类型的HEX转换为string类型的ASCII字符（如“41423432364550433131”-> “AB426EPC11”)
297         /// </summary>
298         /// <param name="stringhex">要转换的string类型的HEX</param>
299         /// <returns>ASCII字符</returns>
300         public string string2ASCII(string stringhex)
301         {
302             string changeData = "";
303             try
304             {
305                 string hexData = stringhex;
306                 int i;
307                 char stringData;
308                 int intData;
309 
310 
311                 for (i = 0; i < hexData.Length; i = i + 2)
312                 {
313                     string tempData = hexData.Substring(i, 2);
314                     intData = Convert.ToInt32(tempData, 16);
315                     stringData = (char)intData;
316                     changeData += stringData.ToString();
317                 }
318                 return changeData;
319             }
320             catch (Exception e)
321             {
322                 return changeData = e.Message;
323             }
324         }
325         /// <summary>
326         /// BCD转成固定长度的String
327         /// </summary>
328         /// <param name="str"></param>
329         /// <param name="len"></param>
330         /// <returns></returns>
331         public string BCD2String(string str, int len)
332         {
333             int ll = str.Length;
334             for (int i = 0; i < len - ll; i++)
335             {
336                 str = "0" + str;
337             }
338             return str.Substring(0, len);
339         }

 

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