git.gag.com Git - debian/gnuradio/blob - gnuradio-examples/grc/usrp/usrp_rx_dpsk.grc

   1 <?xml version='1.0' encoding='ASCII'?>
   2 <flow_graph>
   3   <timestamp>Wed Dec  2 11:03:20 2009</timestamp>
   4   <block>
   5     <key>options</key>
   6     <param>
   7       <key>id</key>
   8       <value>usrp_rx_dpsk</value>
   9     </param>
  10     <param>
  11       <key>_enabled</key>
  12       <value>True</value>
  13     </param>
  14     <param>
  15       <key>title</key>
  16       <value>USRP RX DPSK</value>
  17     </param>
  18     <param>
  19       <key>author</key>
  20       <value></value>
  21     </param>
  22     <param>
  23       <key>description</key>
  24       <value></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>run_options</key>
  40       <value>prompt</value>
  41     </param>
  42     <param>
  43       <key>run</key>
  44       <value>True</value>
  45     </param>
  46     <param>
  47       <key>realtime_scheduling</key>
  48       <value></value>
  49     </param>
  50     <param>
  51       <key>_coordinate</key>
  52       <value>(12, 9)</value>
  53     </param>
  54     <param>
  55       <key>_rotation</key>
  56       <value>0</value>
  57     </param>
  58   </block>
  59   <block>
  60     <key>variable</key>
  61     <param>
  62       <key>id</key>
  63       <value>samps_per_sym</value>
  64     </param>
  65     <param>
  66       <key>_enabled</key>
  67       <value>True</value>
  68     </param>
  69     <param>
  70       <key>value</key>
  71       <value>4</value>
  72     </param>
  73     <param>
  74       <key>_coordinate</key>
  75       <value>(14, 79)</value>
  76     </param>
  77     <param>
  78       <key>_rotation</key>
  79       <value>0</value>
  80     </param>
  81   </block>
  82   <block>
  83     <key>variable</key>
  84     <param>
  85       <key>id</key>
  86       <value>bb_freq</value>
  87     </param>
  88     <param>
  89       <key>_enabled</key>
  90       <value>True</value>
  91     </param>
  92     <param>
  93       <key>value</key>
  94       <value>2.45e9</value>
  95     </param>
  96     <param>
  97       <key>_coordinate</key>
  98       <value>(18, 151)</value>
  99     </param>
 100     <param>
 101       <key>_rotation</key>
 102       <value>0</value>
 103     </param>
 104   </block>
 105   <block>
 106     <key>variable</key>
 107     <param>
 108       <key>id</key>
 109       <value>p2p</value>
 110     </param>
 111     <param>
 112       <key>_enabled</key>
 113       <value>True</value>
 114     </param>
 115     <param>
 116       <key>value</key>
 117       <value>2.0</value>
 118     </param>
 119     <param>
 120       <key>_coordinate</key>
 121       <value>(13, 314)</value>
 122     </param>
 123     <param>
 124       <key>_rotation</key>
 125       <value>0</value>
 126     </param>
 127   </block>
 128   <block>
 129     <key>variable_slider</key>
 130     <param>
 131       <key>id</key>
 132       <value>timing_alpha</value>
 133     </param>
 134     <param>
 135       <key>_enabled</key>
 136       <value>True</value>
 137     </param>
 138     <param>
 139       <key>label</key>
 140       <value>Timing Alpha</value>
 141     </param>
 142     <param>
 143       <key>value</key>
 144       <value>.1</value>
 145     </param>
 146     <param>
 147       <key>min</key>
 148       <value>0</value>
 149     </param>
 150     <param>
 151       <key>max</key>
 152       <value>.5</value>
 153     </param>
 154     <param>
 155       <key>num_steps</key>
 156       <value>100</value>
 157     </param>
 158     <param>
 159       <key>style</key>
 160       <value>wx.SL_HORIZONTAL</value>
 161     </param>
 162     <param>
 163       <key>converver</key>
 164       <value>float_converter</value>
 165     </param>
 166     <param>
 167       <key>grid_pos</key>
 168       <value></value>
 169     </param>
 170     <param>
 171       <key>notebook</key>
 172       <value></value>
 173     </param>
 174     <param>
 175       <key>_coordinate</key>
 176       <value>(759, 365)</value>
 177     </param>
 178     <param>
 179       <key>_rotation</key>
 180       <value>0</value>
 181     </param>
 182   </block>
 183   <block>
 184     <key>gr_null_sink</key>
 185     <param>
 186       <key>id</key>
 187       <value>gr_null_sink_0</value>
 188     </param>
 189     <param>
 190       <key>_enabled</key>
 191       <value>True</value>
 192     </param>
 193     <param>
 194       <key>type</key>
 195       <value>byte</value>
 196     </param>
 197     <param>
 198       <key>vlen</key>
 199       <value>1</value>
 200     </param>
 201     <param>
 202       <key>_coordinate</key>
 203       <value>(815, 80)</value>
 204     </param>
 205     <param>
 206       <key>_rotation</key>
 207       <value>0</value>
 208     </param>
 209   </block>
 210   <block>
 211     <key>variable_slider</key>
 212     <param>
 213       <key>id</key>
 214       <value>costas_alpha</value>
 215     </param>
 216     <param>
 217       <key>_enabled</key>
 218       <value>True</value>
 219     </param>
 220     <param>
 221       <key>label</key>
 222       <value>Costas Alpha</value>
 223     </param>
 224     <param>
 225       <key>value</key>
 226       <value>0.175</value>
 227     </param>
 228     <param>
 229       <key>min</key>
 230       <value>0</value>
 231     </param>
 232     <param>
 233       <key>max</key>
 234       <value>.5</value>
 235     </param>
 236     <param>
 237       <key>num_steps</key>
 238       <value>100</value>
 239     </param>
 240     <param>
 241       <key>style</key>
 242       <value>wx.SL_HORIZONTAL</value>
 243     </param>
 244     <param>
 245       <key>converver</key>
 246       <value>float_converter</value>
 247     </param>
 248     <param>
 249       <key>grid_pos</key>
 250       <value></value>
 251     </param>
 252     <param>
 253       <key>notebook</key>
 254       <value></value>
 255     </param>
 256     <param>
 257       <key>_coordinate</key>
 258       <value>(598, 367)</value>
 259     </param>
 260     <param>
 261       <key>_rotation</key>
 262       <value>0</value>
 263     </param>
 264   </block>
 265   <block>
 266     <key>wxgui_fftsink2</key>
 267     <param>
 268       <key>id</key>
 269       <value>wxgui_fftsink2_0</value>
 270     </param>
 271     <param>
 272       <key>_enabled</key>
 273       <value>True</value>
 274     </param>
 275     <param>
 276       <key>type</key>
 277       <value>complex</value>
 278     </param>
 279     <param>
 280       <key>title</key>
 281       <value>Receive Spectrum</value>
 282     </param>
 283     <param>
 284       <key>samp_rate</key>
 285       <value>samp_rate</value>
 286     </param>
 287     <param>
 288       <key>baseband_freq</key>
 289       <value>bb_freq</value>
 290     </param>
 291     <param>
 292       <key>y_per_div</key>
 293       <value>10</value>
 294     </param>
 295     <param>
 296       <key>y_divs</key>
 297       <value>10</value>
 298     </param>
 299     <param>
 300       <key>ref_level</key>
 301       <value>-40</value>
 302     </param>
 303     <param>
 304       <key>ref_scale</key>
 305       <value>p2p</value>
 306     </param>
 307     <param>
 308       <key>fft_size</key>
 309       <value>1024</value>
 310     </param>
 311     <param>
 312       <key>fft_rate</key>
 313       <value>15</value>
 314     </param>
 315     <param>
 316       <key>peak_hold</key>
 317       <value>False</value>
 318     </param>
 319     <param>
 320       <key>average</key>
 321       <value>False</value>
 322     </param>
 323     <param>
 324       <key>avg_alpha</key>
 325       <value>0</value>
 326     </param>
 327     <param>
 328       <key>win</key>
 329       <value>None</value>
 330     </param>
 331     <param>
 332       <key>win_size</key>
 333       <value></value>
 334     </param>
 335     <param>
 336       <key>grid_pos</key>
 337       <value></value>
 338     </param>
 339     <param>
 340       <key>notebook</key>
 341       <value></value>
 342     </param>
 343     <param>
 344       <key>_coordinate</key>
 345       <value>(383, 321)</value>
 346     </param>
 347     <param>
 348       <key>_rotation</key>
 349       <value>0</value>
 350     </param>
 351   </block>
 352   <block>
 353     <key>variable</key>
 354     <param>
 355       <key>id</key>
 356       <value>samp_rate</value>
 357     </param>
 358     <param>
 359       <key>_enabled</key>
 360       <value>True</value>
 361     </param>
 362     <param>
 363       <key>value</key>
 364       <value>1e6/4</value>
 365     </param>
 366     <param>
 367       <key>_coordinate</key>
 368       <value>(20, 234)</value>
 369     </param>
 370     <param>
 371       <key>_rotation</key>
 372       <value>0</value>
 373     </param>
 374   </block>
 375   <block>
 376     <key>variable_slider</key>
 377     <param>
 378       <key>id</key>
 379       <value>gain</value>
 380     </param>
 381     <param>
 382       <key>_enabled</key>
 383       <value>True</value>
 384     </param>
 385     <param>
 386       <key>label</key>
 387       <value>Gain</value>
 388     </param>
 389     <param>
 390       <key>value</key>
 391       <value>20</value>
 392     </param>
 393     <param>
 394       <key>min</key>
 395       <value>0</value>
 396     </param>
 397     <param>
 398       <key>max</key>
 399       <value>70</value>
 400     </param>
 401     <param>
 402       <key>num_steps</key>
 403       <value>100</value>
 404     </param>
 405     <param>
 406       <key>style</key>
 407       <value>wx.SL_HORIZONTAL</value>
 408     </param>
 409     <param>
 410       <key>converver</key>
 411       <value>float_converter</value>
 412     </param>
 413     <param>
 414       <key>grid_pos</key>
 415       <value></value>
 416     </param>
 417     <param>
 418       <key>notebook</key>
 419       <value></value>
 420     </param>
 421     <param>
 422       <key>_coordinate</key>
 423       <value>(152, 378)</value>
 424     </param>
 425     <param>
 426       <key>_rotation</key>
 427       <value>0</value>
 428     </param>
 429   </block>
 430   <block>
 431     <key>usrp2_source_xxxx</key>
 432     <param>
 433       <key>id</key>
 434       <value>usrp2_source_xxxx_0</value>
 435     </param>
 436     <param>
 437       <key>_enabled</key>
 438       <value>True</value>
 439     </param>
 440     <param>
 441       <key>type</key>
 442       <value>complex</value>
 443     </param>
 444     <param>
 445       <key>interface</key>
 446       <value></value>
 447     </param>
 448     <param>
 449       <key>mac_addr</key>
 450       <value></value>
 451     </param>
 452     <param>
 453       <key>decimation</key>
 454       <value>int(100e6/samp_rate)</value>
 455     </param>
 456     <param>
 457       <key>frequency</key>
 458       <value>bb_freq</value>
 459     </param>
 460     <param>
 461       <key>lo_offset</key>
 462       <value>float('inf')</value>
 463     </param>
 464     <param>
 465       <key>gain</key>
 466       <value>gain</value>
 467     </param>
 468     <param>
 469       <key>_coordinate</key>
 470       <value>(158, 51)</value>
 471     </param>
 472     <param>
 473       <key>_rotation</key>
 474       <value>0</value>
 475     </param>
 476   </block>
 477   <block>
 478     <key>usrp_simple_source_x</key>
 479     <param>
 480       <key>id</key>
 481       <value>usrp_simple_source_x_0</value>
 482     </param>
 483     <param>
 484       <key>_enabled</key>
 485       <value>False</value>
 486     </param>
 487     <param>
 488       <key>type</key>
 489       <value>complex</value>
 490     </param>
 491     <param>
 492       <key>format</key>
 493       <value></value>
 494     </param>
 495     <param>
 496       <key>which</key>
 497       <value>0</value>
 498     </param>
 499     <param>
 500       <key>decimation</key>
 501       <value>int(64e6/samp_rate)</value>
 502     </param>
 503     <param>
 504       <key>frequency</key>
 505       <value>bb_freq</value>
 506     </param>
 507     <param>
 508       <key>lo_offset</key>
 509       <value>float('inf')</value>
 510     </param>
 511     <param>
 512       <key>gain</key>
 513       <value>gain</value>
 514     </param>
 515     <param>
 516       <key>side</key>
 517       <value>B</value>
 518     </param>
 519     <param>
 520       <key>rx_ant</key>
 521       <value>TX/RX</value>
 522     </param>
 523     <param>
 524       <key>hb_filters</key>
 525       <value></value>
 526     </param>
 527     <param>
 528       <key>_coordinate</key>
 529       <value>(154, 218)</value>
 530     </param>
 531     <param>
 532       <key>_rotation</key>
 533       <value>0</value>
 534     </param>
 535   </block>
 536   <block>
 537     <key>blks2_dxpsk2_demod</key>
 538     <param>
 539       <key>id</key>
 540       <value>blks2_dxpsk2_demod_0</value>
 541     </param>
 542     <param>
 543       <key>_enabled</key>
 544       <value>True</value>
 545     </param>
 546     <param>
 547       <key>type</key>
 548       <value>dqpsk</value>
 549     </param>
 550     <param>
 551       <key>samples_per_symbol</key>
 552       <value>samps_per_sym</value>
 553     </param>
 554     <param>
 555       <key>excess_bw</key>
 556       <value>0.35</value>
 557     </param>
 558     <param>
 559       <key>costas_alpha</key>
 560       <value>costas_alpha</value>
 561     </param>
 562     <param>
 563       <key>timing_alpha</key>
 564       <value>timing_alpha</value>
 565     </param>
 566     <param>
 567       <key>timing_max_dev</key>
 568       <value>1.5</value>
 569     </param>
 570     <param>
 571       <key>omega_relative_limit</key>
 572       <value>0.005</value>
 573     </param>
 574     <param>
 575       <key>gray_code</key>
 576       <value>True</value>
 577     </param>
 578     <param>
 579       <key>verbose</key>
 580       <value>False</value>
 581     </param>
 582     <param>
 583       <key>log</key>
 584       <value>False</value>
 585     </param>
 586     <param>
 587       <key>sync_out</key>
 588       <value>True</value>
 589     </param>
 590     <param>
 591       <key>_coordinate</key>
 592       <value>(487, 64)</value>
 593     </param>
 594     <param>
 595       <key>_rotation</key>
 596       <value>0</value>
 597     </param>
 598   </block>
 599   <block>
 600     <key>wxgui_scopesink2</key>
 601     <param>
 602       <key>id</key>
 603       <value>wxgui_scopesink2_0</value>
 604     </param>
 605     <param>
 606       <key>_enabled</key>
 607       <value>True</value>
 608     </param>
 609     <param>
 610       <key>type</key>
 611       <value>complex</value>
 612     </param>
 613     <param>
 614       <key>title</key>
 615       <value>Recovered DQPSK Constellation</value>
 616     </param>
 617     <param>
 618       <key>samp_rate</key>
 619       <value>samp_rate/4/20</value>
 620     </param>
 621     <param>
 622       <key>v_scale</key>
 623       <value>0</value>
 624     </param>
 625     <param>
 626       <key>v_offset</key>
 627       <value>0</value>
 628     </param>
 629     <param>
 630       <key>t_scale</key>
 631       <value>0</value>
 632     </param>
 633     <param>
 634       <key>ac_couple</key>
 635       <value>False</value>
 636     </param>
 637     <param>
 638       <key>xy_mode</key>
 639       <value>True</value>
 640     </param>
 641     <param>
 642       <key>num_inputs</key>
 643       <value>1</value>
 644     </param>
 645     <param>
 646       <key>win_size</key>
 647       <value></value>
 648     </param>
 649     <param>
 650       <key>grid_pos</key>
 651       <value></value>
 652     </param>
 653     <param>
 654       <key>notebook</key>
 655       <value></value>
 656     </param>
 657     <param>
 658       <key>_coordinate</key>
 659       <value>(760, 239)</value>
 660     </param>
 661     <param>
 662       <key>_rotation</key>
 663       <value>180</value>
 664     </param>
 665   </block>
 666   <block>
 667     <key>gr_keep_one_in_n</key>
 668     <param>
 669       <key>id</key>
 670       <value>gr_keep_one_in_n_0</value>
 671     </param>
 672     <param>
 673       <key>_enabled</key>
 674       <value>True</value>
 675     </param>
 676     <param>
 677       <key>type</key>
 678       <value>complex</value>
 679     </param>
 680     <param>
 681       <key>n</key>
 682       <value>20</value>
 683     </param>
 684     <param>
 685       <key>vlen</key>
 686       <value>1</value>
 687     </param>
 688     <param>
 689       <key>_coordinate</key>
 690       <value>(873, 151)</value>
 691     </param>
 692     <param>
 693       <key>_rotation</key>
 694       <value>0</value>
 695     </param>
 696   </block>
 697   <connection>
 698     <source_block_id>usrp2_source_xxxx_0</source_block_id>
 699     <sink_block_id>wxgui_fftsink2_0</sink_block_id>
 700     <source_key>0</source_key>
 701     <sink_key>0</sink_key>
 702   </connection>
 703   <connection>
 704     <source_block_id>usrp2_source_xxxx_0</source_block_id>
 705     <sink_block_id>blks2_dxpsk2_demod_0</sink_block_id>
 706     <source_key>0</source_key>
 707     <sink_key>0</sink_key>
 708   </connection>
 709   <connection>
 710     <source_block_id>blks2_dxpsk2_demod_0</source_block_id>
 711     <sink_block_id>gr_null_sink_0</sink_block_id>
 712     <source_key>0</source_key>
 713     <sink_key>0</sink_key>
 714   </connection>
 715   <connection>
 716     <source_block_id>blks2_dxpsk2_demod_0</source_block_id>
 717     <sink_block_id>gr_keep_one_in_n_0</sink_block_id>
 718     <source_key>1</source_key>
 719     <sink_key>0</sink_key>
 720   </connection>
 721   <connection>
 722     <source_block_id>gr_keep_one_in_n_0</source_block_id>
 723     <sink_block_id>wxgui_scopesink2_0</sink_block_id>
 724     <source_key>0</source_key>
 725     <sink_key>0</sink_key>
 726   </connection>
 727 </flow_graph>