git.gag.com Git - debian/gnuradio/blob - grc/examples/simple/ber_simulation.grc

   1 <?xml version='1.0' encoding='ASCII'?>
   2 <flow_graph>
   3   <timestamp>Thu Jul 24 14:28:06 2008</timestamp>
   4   <block>
   5     <key>options</key>
   6     <param>
   7       <key>id</key>
   8       <value>ber_sim</value>
   9     </param>
  10     <param>
  11       <key>_enabled</key>
  12       <value>True</value>
  13     </param>
  14     <param>
  15       <key>title</key>
  16       <value>BER Simulation</value>
  17     </param>
  18     <param>
  19       <key>author</key>
  20       <value>Example</value>
  21     </param>
  22     <param>
  23       <key>description</key>
  24       <value>Adjust the noise and constellation... see what happens!</value>
  25     </param>
  26     <param>
  27       <key>window_size</key>
  28       <value>1280, 1024</value>
  29     </param>
  30     <param>
  31       <key>generate_options</key>
  32       <value>wx_gui</value>
  33     </param>
  34     <param>
  35       <key>category</key>
  36       <value>Custom</value>
  37     </param>
  38     <param>
  39       <key>_coordinate</key>
  40       <value>(16, 10)</value>
  41     </param>
  42     <param>
  43       <key>_rotation</key>
  44       <value>0</value>
  45     </param>
  46   </block>
  47   <block>
  48     <key>gr_add_vxx</key>
  49     <param>
  50       <key>id</key>
  51       <value>gr_add_vxx</value>
  52     </param>
  53     <param>
  54       <key>_enabled</key>
  55       <value>True</value>
  56     </param>
  57     <param>
  58       <key>type</key>
  59       <value>complex</value>
  60     </param>
  61     <param>
  62       <key>num_inputs</key>
  63       <value>2</value>
  64     </param>
  65     <param>
  66       <key>vlen</key>
  67       <value>1</value>
  68     </param>
  69     <param>
  70       <key>_coordinate</key>
  71       <value>(652, 395)</value>
  72     </param>
  73     <param>
  74       <key>_rotation</key>
  75       <value>0</value>
  76     </param>
  77   </block>
  78   <block>
  79     <key>wxgui_constellationsink2</key>
  80     <param>
  81       <key>id</key>
  82       <value>wxgui_constellationsink2</value>
  83     </param>
  84     <param>
  85       <key>_enabled</key>
  86       <value>True</value>
  87     </param>
  88     <param>
  89       <key>title</key>
  90       <value>"Constellation: "+str(const)</value>
  91     </param>
  92     <param>
  93       <key>samp_rate</key>
  94       <value>samp_rate</value>
  95     </param>
  96     <param>
  97       <key>frame_decim</key>
  98       <value>15</value>
  99     </param>
 100     <param>
 101       <key>marker</key>
 102       <value>set_format_plus</value>
 103     </param>
 104     <param>
 105       <key>grid_pos</key>
 106       <value>2, 0, 1, 1</value>
 107     </param>
 108     <param>
 109       <key>_coordinate</key>
 110       <value>(907, 334)</value>
 111     </param>
 112     <param>
 113       <key>_rotation</key>
 114       <value>0</value>
 115     </param>
 116   </block>
 117   <block>
 118     <key>gr_noise_source_x</key>
 119     <param>
 120       <key>id</key>
 121       <value>gr_noise_source_x</value>
 122     </param>
 123     <param>
 124       <key>_enabled</key>
 125       <value>True</value>
 126     </param>
 127     <param>
 128       <key>type</key>
 129       <value>complex</value>
 130     </param>
 131     <param>
 132       <key>noise_type</key>
 133       <value>gr.GR_GAUSSIAN</value>
 134     </param>
 135     <param>
 136       <key>amp</key>
 137       <value>noise</value>
 138     </param>
 139     <param>
 140       <key>seed</key>
 141       <value>42</value>
 142     </param>
 143     <param>
 144       <key>_coordinate</key>
 145       <value>(235, 379)</value>
 146     </param>
 147     <param>
 148       <key>_rotation</key>
 149       <value>0</value>
 150     </param>
 151   </block>
 152   <block>
 153     <key>gr_chunks_to_symbols_xx</key>
 154     <param>
 155       <key>id</key>
 156       <value>gr_chunks_to_symbols_xx</value>
 157     </param>
 158     <param>
 159       <key>_enabled</key>
 160       <value>True</value>
 161     </param>
 162     <param>
 163       <key>in_type</key>
 164       <value>byte</value>
 165     </param>
 166     <param>
 167       <key>out_type</key>
 168       <value>complex</value>
 169     </param>
 170     <param>
 171       <key>symbol_table</key>
 172       <value>const</value>
 173     </param>
 174     <param>
 175       <key>dimension</key>
 176       <value>1</value>
 177     </param>
 178     <param>
 179       <key>_coordinate</key>
 180       <value>(360, 237)</value>
 181     </param>
 182     <param>
 183       <key>_rotation</key>
 184       <value>0</value>
 185     </param>
 186   </block>
 187   <block>
 188     <key>wxgui_numbersink2</key>
 189     <param>
 190       <key>id</key>
 191       <value>wxgui_numbersink2</value>
 192     </param>
 193     <param>
 194       <key>_enabled</key>
 195       <value>True</value>
 196     </param>
 197     <param>
 198       <key>type</key>
 199       <value>float</value>
 200     </param>
 201     <param>
 202       <key>title</key>
 203       <value>BER</value>
 204     </param>
 205     <param>
 206       <key>units</key>
 207       <value>%</value>
 208     </param>
 209     <param>
 210       <key>samp_rate</key>
 211       <value>samp_rate</value>
 212     </param>
 213     <param>
 214       <key>base_value</key>
 215       <value>0.0</value>
 216     </param>
 217     <param>
 218       <key>min_value</key>
 219       <value>0.0</value>
 220     </param>
 221     <param>
 222       <key>max_value</key>
 223       <value>1.0</value>
 224     </param>
 225     <param>
 226       <key>factor</key>
 227       <value>100</value>
 228     </param>
 229     <param>
 230       <key>decimal_places</key>
 231       <value>4</value>
 232     </param>
 233     <param>
 234       <key>ref_level</key>
 235       <value>0</value>
 236     </param>
 237     <param>
 238       <key>number_rate</key>
 239       <value>15</value>
 240     </param>
 241     <param>
 242       <key>avg_alpha</key>
 243       <value>0</value>
 244     </param>
 245     <param>
 246       <key>options</key>
 247       <value>none</value>
 248     </param>
 249     <param>
 250       <key>show_gauge</key>
 251       <value>False</value>
 252     </param>
 253     <param>
 254       <key>grid_pos</key>
 255       <value>1, 0, 1, 1</value>
 256     </param>
 257     <param>
 258       <key>_coordinate</key>
 259       <value>(1062, 11)</value>
 260     </param>
 261     <param>
 262       <key>_rotation</key>
 263       <value>0</value>
 264     </param>
 265   </block>
 266   <block>
 267     <key>gr_throttle</key>
 268     <param>
 269       <key>id</key>
 270       <value>gr_throttle</value>
 271     </param>
 272     <param>
 273       <key>_enabled</key>
 274       <value>True</value>
 275     </param>
 276     <param>
 277       <key>type</key>
 278       <value>byte</value>
 279     </param>
 280     <param>
 281       <key>samples_per_second</key>
 282       <value>samp_rate</value>
 283     </param>
 284     <param>
 285       <key>vlen</key>
 286       <value>1</value>
 287     </param>
 288     <param>
 289       <key>_coordinate</key>
 290       <value>(397, 27)</value>
 291     </param>
 292     <param>
 293       <key>_rotation</key>
 294       <value>0</value>
 295     </param>
 296   </block>
 297   <block>
 298     <key>blks2_error_rate</key>
 299     <param>
 300       <key>id</key>
 301       <value>blks2_error_rate</value>
 302     </param>
 303     <param>
 304       <key>_enabled</key>
 305       <value>True</value>
 306     </param>
 307     <param>
 308       <key>type</key>
 309       <value>"BER"</value>
 310     </param>
 311     <param>
 312       <key>win_size</key>
 313       <value>1000000</value>
 314     </param>
 315     <param>
 316       <key>bits_per_symbol</key>
 317       <value>int(math.log(len(const))/math.log(2))</value>
 318     </param>
 319     <param>
 320       <key>_coordinate</key>
 321       <value>(670, 41)</value>
 322     </param>
 323     <param>
 324       <key>_rotation</key>
 325       <value>0</value>
 326     </param>
 327   </block>
 328   <block>
 329     <key>gr_constellation_decoder_cb</key>
 330     <param>
 331       <key>id</key>
 332       <value>gr_constellation_decoder_cb</value>
 333     </param>
 334     <param>
 335       <key>_enabled</key>
 336       <value>True</value>
 337     </param>
 338     <param>
 339       <key>sym_position</key>
 340       <value>const</value>
 341     </param>
 342     <param>
 343       <key>sym_value_out</key>
 344       <value>range(len(const))</value>
 345     </param>
 346     <param>
 347       <key>_coordinate</key>
 348       <value>(708, 224)</value>
 349     </param>
 350     <param>
 351       <key>_rotation</key>
 352       <value>0</value>
 353     </param>
 354   </block>
 355   <block>
 356     <key>random_source_x</key>
 357     <param>
 358       <key>id</key>
 359       <value>random_source_x</value>
 360     </param>
 361     <param>
 362       <key>_enabled</key>
 363       <value>True</value>
 364     </param>
 365     <param>
 366       <key>type</key>
 367       <value>byte</value>
 368     </param>
 369     <param>
 370       <key>min</key>
 371       <value>0</value>
 372     </param>
 373     <param>
 374       <key>max</key>
 375       <value>len(const)</value>
 376     </param>
 377     <param>
 378       <key>num_samps</key>
 379       <value>1000000</value>
 380     </param>
 381     <param>
 382       <key>repeat</key>
 383       <value>False</value>
 384     </param>
 385     <param>
 386       <key>_coordinate</key>
 387       <value>(15, 244)</value>
 388     </param>
 389     <param>
 390       <key>_rotation</key>
 391       <value>0</value>
 392     </param>
 393   </block>
 394   <block>
 395     <key>variable</key>
 396     <param>
 397       <key>id</key>
 398       <value>noise</value>
 399     </param>
 400     <param>
 401       <key>_enabled</key>
 402       <value>True</value>
 403     </param>
 404     <param>
 405       <key>value</key>
 406       <value>.25</value>
 407     </param>
 408     <param>
 409       <key>_coordinate</key>
 410       <value>(18, 386)</value>
 411     </param>
 412     <param>
 413       <key>_rotation</key>
 414       <value>0</value>
 415     </param>
 416   </block>
 417   <block>
 418     <key>variable</key>
 419     <param>
 420       <key>id</key>
 421       <value>const</value>
 422     </param>
 423     <param>
 424       <key>_enabled</key>
 425       <value>True</value>
 426     </param>
 427     <param>
 428       <key>value</key>
 429       <value>1+1j, 1-1j, -1-1j, -1+1j</value>
 430     </param>
 431     <param>
 432       <key>_coordinate</key>
 433       <value>(16, 461)</value>
 434     </param>
 435     <param>
 436       <key>_rotation</key>
 437       <value>0</value>
 438     </param>
 439   </block>
 440   <block>
 441     <key>variable</key>
 442     <param>
 443       <key>id</key>
 444       <value>samp_rate</value>
 445     </param>
 446     <param>
 447       <key>_enabled</key>
 448       <value>True</value>
 449     </param>
 450     <param>
 451       <key>value</key>
 452       <value>50e3</value>
 453     </param>
 454     <param>
 455       <key>_coordinate</key>
 456       <value>(20, 168)</value>
 457     </param>
 458     <param>
 459       <key>_rotation</key>
 460       <value>0</value>
 461     </param>
 462   </block>
 463   <block>
 464     <key>import</key>
 465     <param>
 466       <key>id</key>
 467       <value>import</value>
 468     </param>
 469     <param>
 470       <key>_enabled</key>
 471       <value>True</value>
 472     </param>
 473     <param>
 474       <key>import</key>
 475       <value>import math</value>
 476     </param>
 477     <param>
 478       <key>_coordinate</key>
 479       <value>(138, 168)</value>
 480     </param>
 481     <param>
 482       <key>_rotation</key>
 483       <value>0</value>
 484     </param>
 485   </block>
 486   <connection>
 487     <source_block_id>blks2_error_rate</source_block_id>
 488     <sink_block_id>wxgui_numbersink2</sink_block_id>
 489     <source_key>0</source_key>
 490     <sink_key>0</sink_key>
 491   </connection>
 492   <connection>
 493     <source_block_id>gr_throttle</source_block_id>
 494     <sink_block_id>blks2_error_rate</sink_block_id>
 495     <source_key>0</source_key>
 496     <sink_key>0</sink_key>
 497   </connection>
 498   <connection>
 499     <source_block_id>gr_constellation_decoder_cb</source_block_id>
 500     <sink_block_id>blks2_error_rate</sink_block_id>
 501     <source_key>0</source_key>
 502     <sink_key>1</sink_key>
 503   </connection>
 504   <connection>
 505     <source_block_id>gr_add_vxx</source_block_id>
 506     <sink_block_id>gr_constellation_decoder_cb</sink_block_id>
 507     <source_key>0</source_key>
 508     <sink_key>0</sink_key>
 509   </connection>
 510   <connection>
 511     <source_block_id>gr_chunks_to_symbols_xx</source_block_id>
 512     <sink_block_id>gr_add_vxx</sink_block_id>
 513     <source_key>0</source_key>
 514     <sink_key>0</sink_key>
 515   </connection>
 516   <connection>
 517     <source_block_id>gr_noise_source_x</source_block_id>
 518     <sink_block_id>gr_add_vxx</sink_block_id>
 519     <source_key>0</source_key>
 520     <sink_key>1</sink_key>
 521   </connection>
 522   <connection>
 523     <source_block_id>gr_add_vxx</source_block_id>
 524     <sink_block_id>wxgui_constellationsink2</sink_block_id>
 525     <source_key>0</source_key>
 526     <sink_key>0</sink_key>
 527   </connection>
 528   <connection>
 529     <source_block_id>random_source_x</source_block_id>
 530     <sink_block_id>gr_throttle</sink_block_id>
 531     <source_key>0</source_key>
 532     <sink_key>0</sink_key>
 533   </connection>
 534   <connection>
 535     <source_block_id>random_source_x</source_block_id>
 536     <sink_block_id>gr_chunks_to_symbols_xx</sink_block_id>
 537     <source_key>0</source_key>
 538     <sink_key>0</sink_key>
 539   </connection>
 540 </flow_graph>