Changeset 359

Timestamp:

07/21/09 18:53:43 (15 years ago)

Author:

sriram

Message:

More changes for getting the sync and data going one after the other

Location:

vtcross/branches/sriram

Files:

• benchmark_txrxnode1.py (modified) (4 diffs)
• benchmark_txrxnode2.py (modified) (7 diffs)

vtcross/branches/sriram/benchmark_txrxnode1.py

@@ -94 +94 @@
         ######################### traffic ############################
         if mode == "traffic":
-                if ok == True:
+                (data_header,) = struct.unpack('!s', payload[0])
+                if ok and data_header == 'd':
                         comm = struct.unpack('!14s', data)
                         print("received this ", comm) 
@@ -313 +314 @@
         ################################################Communications mode####################################
         if mode == "traffic":
-                nbytes = 16
-                pkt_size = 16
+                print "inside traffic mode \n"
+                nbytes = 15
+                pkt_size = 15
                 sync_pktno = 0
                 while n < nbytes:
@@ -320 +322 @@
                         if options_tx.from_file is None:
                                 #data = (pkt_size - 2) * chr(data_pktno & 0xff) #0xff is 255
-                                data = 'Hi how are you' #Sending this message
+                                data = 'dHi how are you' #Sending this message
                                 #print >> myfile, data
                                 #print "printing data",data,"****\n"
@@ -329 +331 @@
         
                         
-                        payload = struct.pack('!14s', data)
+                        payload = struct.pack('!15s', data)
                         #print "printing payload",payload,"**\n"
                                 

vtcross/branches/sriram/benchmark_txrxnode2.py

@@ -14 +14 @@
 global sync_status,mode
 sync_status=False
-
+mode = "sync" #default mode of operation...
 class my_top_block(gr.top_block):
 
@@ -76 +76 @@
         ######################### traffic ############################
         if mode == "traffic":
-                if ok == True:
+                (data_header,) = struct.unpack('!s', payload[0])
+                if ok and data_header == 'd':
                         traffic_flag = True
                         comm = struct.unpack('!14s', data)
@@ -193 +194 @@
         ################################################sync mode####################################
         if mode == "sync":
+                
                 if sync_status != True:
                         #print "inside while"
@@ -209 +211 @@
                 else:
                         print "inside lese of while check"
+                        check_sync == 0
+                        print "sync channel is found! and it is channel ",ch," \n"  
+                        mode = "traffic"
                         #tb.stop()
-                        break
-                temp_variable = 2
-                if temp_variable == 2:
-                        print "success"
+                        #break
+                #temp_variable = 2
+                #if temp_variable == 2:
+                #       print "success"
     
-                print "sync channel is found! and it is channel ",ch," \n"  
-                mode = "traffic"
+                
         
         ################################################end of sync mode####################################
@@ -222 +226 @@
         ################################################Communications mode#################################### 
         if mode == "traffic":
-                time.sleep(0.4)
-                if traffic_flag != True
-                        mode = "sync"
-                nbytes = 14
-                pkt_size = 14
+                print "Inside traffic mode"
+                if check_sync == 0
+                        time.sleep(0.4)
+                        if traffic_flag != True:
+                                mode = "sync"
+                                continue
+                        else:
+                                check_sync == 1 
+                nbytes = 15
+                pkt_size = 15
                 sync_pktno = 0
                 while n < nbytes:
@@ -232 +241 @@
                         if options_tx.from_file is None:
                                 #data = (pkt_size - 2) * chr(data_pktno & 0xff) #0xff is 255
-                                data = 'I am fine.....' #Sending this message
+                                data = 'dI am fine.....' #Sending this message
                                 #print >> myfile, data
                                 #print "printing data",data,"****\n"
@@ -241 +250 @@
         
                         
-                        payload = struct.pack('!14s', data)
+                        payload = struct.pack('!15s', data)
                         #print "printing payload",payload,"**\n"