PcGpio.cs 5.7 KB

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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Runtime.InteropServices;
  5. using System.Text;
  6. using System.Threading.Tasks;
  7. using System.Threading;
  8. namespace Tps_LQ_Transmitter.com
  9. {
  10. /// <summary>
  11. /// 计算机后面板GPIO的控制类,用于控制八路一分二射频开关,该开关主要作用是切换衰减器与陷波器,ON为陷波器接通,OFF为衰减器接通。
  12. /// 启用端口2,4,6,8,10,12,14,16八个端口,其他未使用。
  13. /// </summary>
  14. public class PcGpio
  15. {
  16. [DllImport("inpout32.dll", CallingConvention = CallingConvention.Winapi)]
  17. public extern static void Out32(ushort add, ushort dat);
  18. [DllImport("inpout32.dll", CallingConvention = CallingConvention.Winapi)]
  19. public extern static ushort Inp32(ushort add);
  20. /// <summary>
  21. /// 初始化PC机后方所有的端口设置为输出端口
  22. /// </summary>
  23. public void InitSetOut()
  24. {
  25. ushort dwPortVal;
  26. Out32(0xF040, (0xFF));
  27. Out32((0xF043), (0x06)); //GPIO1 ~GPIO8
  28. Out32((0xF044), (0x40)); //address
  29. Out32((0xF045), (0x00)); // 0 = Output
  30. Out32((0xF042), (0x48));
  31. for (int i = 0; i < 100; i++)
  32. {
  33. dwPortVal = Inp32(0xF040);
  34. if (dwPortVal == 0x42){break;} else{Thread.Sleep(1);}
  35. }
  36. Out32(0xF040, (0xFF));
  37. Out32((0xF043), (0x07)); //GPIO9 ~GPIO16
  38. Out32((0xF044), (0x40)); //address
  39. Out32((0xF045), (0x00)); // 0 = Output
  40. Out32((0xF042), (0x48));
  41. for (int i = 0; i < 100; i++)
  42. {
  43. dwPortVal = Inp32(0xF040);
  44. if (dwPortVal == 0x42) { break; } else { Thread.Sleep(1); }
  45. }
  46. }
  47. /// <summary>
  48. /// 向端口写入高低电平信号
  49. /// </summary>
  50. /// <param name="dat">dat[0]为GPIO1-8,dat[1]为GPIO9-16</param>
  51. public void WriteOut(ushort[] dat)
  52. {
  53. ushort dwPortVal;
  54. Out32(0xF040, (0xFF));
  55. Out32((0xF043), (0x02)); //GPIO1 ~GPIO8
  56. Out32((0xF044), (0x40)); //address
  57. Out32((0xF045), (dat[0])); // 0 = Output
  58. Out32((0xF042), (0x48));
  59. for (int i = 0; i < 100; i++)
  60. {
  61. dwPortVal = Inp32(0xF040);
  62. if (dwPortVal == 0x42) { break; } else { Thread.Sleep(1); }
  63. }
  64. Out32(0xF040, (0xFF));
  65. Out32((0xF043), (0x03)); //GPIO9 ~GPIO16
  66. Out32((0xF044), (0x40)); //address
  67. Out32((0xF045), (dat[1])); // 0 = Output
  68. Out32((0xF042), (0x48));
  69. for (int i = 0; i < 100; i++)
  70. {
  71. dwPortVal = Inp32(0xF040);
  72. if (dwPortVal == 0x42) { break; } else { Thread.Sleep(1); }
  73. }
  74. }
  75. /// <summary>
  76. /// 开关控制,通道号为0则开关全部端口,1-8则为有效闭合其中一个“一分二”开关
  77. /// </summary>
  78. /// <param name="ch">通道号</param>
  79. public void SwitchControl(int ch)
  80. {
  81. ushort[] dat = new ushort[2];
  82. int chPlay = ch;
  83. switch (ch)
  84. {
  85. case 1:
  86. chPlay = 7;
  87. break;
  88. case 2:
  89. chPlay = 5;
  90. break;
  91. case 3:
  92. chPlay = 3;
  93. break;
  94. case 4:
  95. chPlay = 1;
  96. break;
  97. case 5:
  98. chPlay = 8;
  99. break;
  100. case 6:
  101. chPlay = 6;
  102. break;
  103. case 7:
  104. chPlay = 4;
  105. break;
  106. case 8:
  107. chPlay = 2;
  108. break;
  109. default:
  110. chPlay = ch;
  111. break;
  112. }
  113. switch (chPlay)
  114. {
  115. case 1:
  116. dat[0] = 0x02;
  117. dat[1] = 0x00;
  118. break;
  119. case 2:
  120. dat[0] = 0x08;
  121. dat[1] = 0x00;
  122. break;
  123. case 3:
  124. dat[0] = 0x20;
  125. dat[1] = 0x00;
  126. break;
  127. case 4:
  128. dat[0] = 0x80;
  129. dat[1] = 0x00;
  130. break;
  131. case 5:
  132. dat[0] = 0x00;
  133. dat[1] = 0x02;
  134. break;
  135. case 6:
  136. dat[0] = 0x00;
  137. dat[1] = 0x08;
  138. break;
  139. case 7:
  140. dat[0] = 0x00;
  141. dat[1] = 0x20;
  142. break;
  143. case 8:
  144. dat[0] = 0x00;
  145. dat[1] = 0x80;
  146. break;
  147. default:
  148. dat[0] = 0x00;
  149. dat[1] = 0x00;
  150. break;
  151. }
  152. WriteOut(dat);
  153. }
  154. /// <summary>
  155. /// 8路全切换至衰减器通道(一分二射频开关全OFF)
  156. /// </summary>
  157. public void AllSwitchAttenuator()
  158. {
  159. ushort[] dat = { 0x00,0x00 };
  160. WriteOut(dat);
  161. }
  162. /// <summary>
  163. /// 8路全切换至陷波器通道(一分二射频开关全ON)
  164. /// </summary>
  165. public void AllSwitchBandstopft()
  166. {
  167. ushort[] dat = { 0xFF, 0xFF };
  168. WriteOut(dat);
  169. }
  170. }
  171. }