Changeset 372

Timestamp:

07/26/09 21:15:22 (15 years ago)

Author:

sriram

Message:

Fixing bug and changing the threshold

Files:

• vtcross/branches/sriram/benchmark_txrxnode1.py (modified) (6 diffs)

vtcross/branches/sriram/benchmark_txrxnode1.py

@@ -170 +170 @@
     #tb.rxpath.disconnect(tb.rxpath.u, tb.rxpath.s2v,tb.rxpath.fft, tb.rxpath.c2mag, tb.rxpath.stats)
 
-    nbytes = 5 #int(1e6 * .0003)
+    
     #options_tx.size = 6 #2 bytes for packet size,2 bytes for the synchronization request(including redundant bit) and 2 bits to specify the channel number(including redundant bit)
-    pkt_size = 5
-    print "printing packet size",pkt_size,"pkt size\n"
+    
+    #print "printing packet size",pkt_size,"pkt size\n"
     
     myfile = file("logfile.txt", 'w')
@@ -185 +185 @@
         ################################################sync mode####################################
         if mode == "sync":
+                #sync_status = "False"
                 if sync_status != "True":
-                        ch = int(random.choice([1,7,8,14]))
+                        ch = int(random.choice([1]))
                         if ch < 8:
                                 hop_freq = float(1e6 * (462.5625+(ch-1)*0.025))#setting the centre freq frequency for sending packets
@@ -205 +206 @@
                         avg_energy = total_energy/1
                         print "printing hop frequency ",hop_freq,"and energy is ",avg_energy,"\n"
-                        if int(avg_energy) > 1.50e8: #if primary user is there then dont transmit on this channel
+                        if int(avg_energy) > 2e7: #if primary user is there then dont transmit on this channel
                                 #while 
                                 continue
                                 #print "present"
                         
-
+                        nbytes = 5 #int(1e6 * .0003)
+                        pkt_size = 5
                         n = 0
                         pktno = 0
                         while n < nbytes:
-                        
                                 if options_tx.from_file is None:
                                         #data = (pkt_size - 2) * chr(pktno & 0xff) #0xff is 255
@@ -227 +228 @@
         
                                 send_pkt(tb,payload)
+                                #print "sending this data ",data,"\n"
                                 n += len(payload)
                                 sys.stderr.write('.')
@@ -232 +234 @@
                                         time.sleep(1)
                                         pktno += 1
-                        time.sleep(0.05)
+                        time.sleep(0.1)
                 #resend_count += 1 
                 else:
@@ -273 +275 @@
                         time.sleep(0.2)
                         ch_energy = tb.rxpath.probe.level() #check if primary user is present
-                        if int(ch_energy) > 1.50e8: #if primary user is there then dont transmit on this channel
+                        print "energy is ",ch_energy,"\n"
+                        if int(ch_energy) > 2e7: #if primary user is there then dont transmit on this channel
+                                print "primary user detected..moving out of this channel\n"
                                 mode = "sync"
                                 continue