Support for sniffing Turning Point Clicker packets.

[goodfet] / client / goodfet.nrf

diff --git a/client/goodfet.nrf b/client/goodfet.nrf
index b7f7927..14f3e9b 100755 (executable)
--- a/client/goodfet.nrf
+++ b/client/goodfet.nrf
@@ -48,6 +48,7 @@ if(len(sys.argv)==1):
     print "%s pyregs" % sys.argv[0];
     print "%s sniff\n\tSniffs packets by current config." % sys.argv[0];
     print "%s sniffob\n\tSniffs OpenBeacon traffic." % sys.argv[0];
+    print "%s snifftp\n\tSniffs Tunrning Point Clicker traffic." % sys.argv[0];
     print "%s carrier [freq]\n\tHolds a carrier on [freq] Hz." % sys.argv[0];
     sys.exit();
 
@@ -150,6 +151,40 @@ if(sys.argv[1]=="sniffob"):
     #Power radio, prime for RX, one-byte checksum.
     client.poke(0x00,0x70|0x03|0x08); #0x08 for one byte, 0x04 for two.
     
+    print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
+                                           client.RF_getfreq()/10**6);
+    #Now we're ready to get packets.
+    while 1:
+        packet=None;
+        while packet==None:
+            #time.sleep(0.1);
+            packet=client.RF_rxpacket();
+        printpacket(packet);
+        sys.stdout.flush();
+if(sys.argv[1]=="snifftp"):
+    #Reversal of transmitter code from nRF_CMD.c of OpenBeacon
+    #TODO remove all poke() calls.
+    
+    client.poke(0x00,0x00); #Stop nRF
+    client.poke(0x01,0x00); #Disable Shockburst
+    client.poke(0x02,0x01); #Set RX Pipe 0
+    
+    client.RF_setfreq((2400+0x29) * 10**6);
+    client.poke(0x06,0x00); #1Mbps
+    client.poke(0x07,0x78); #Reset status register
+    
+    #OpenBeacon defines these in little endian as follows.
+    client.RF_setmaclen(3); # SETUP_AW for 3-byte addresses.
+    client.RF_setsmac(0x123456);
+    #'O', 'C', 'A', 'E', 'B'
+    client.RF_settmac(0x424541434F);
+    
+    #Set packet length of 16.
+    client.RF_setpacketlen(6);
+    
+    #Power radio, prime for RX, one-byte checksum.
+    client.poke(0x00,0x70|0x03); #| with 0x08 for one byte, 0x04 for two.
+    
     print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
                                            client.RF_getfreq()/10**6);
     #Now we're ready to get packets.