import sys;
import binascii;
import array;
+import time;
from GoodFETNRF import GoodFETNRF;
from intelhex import IntelHex;
+def printpacket(packet):
+ s="";
+ i=0;
+ for foo in packet:
+ i=i+1;
+ if i>client.packetlen: break;
+ s="%s %02x" % (s,ord(foo));
+ print "%s" %s;
+
+def printconfig():
+ print "SMAC 0x%010x" % client.RF_getsmac();
+ print "TMAC 0x%010x" % client.RF_gettmac();
+ print "Freq %10i MHz" % (client.RF_getfreq()/10**6);
+ print "PacketLen %02i" % client.RF_getpacketlen();
+ print "MacLen %02i" % client.RF_getmaclen();
+
if(len(sys.argv)==1):
print "Usage: %s verb [objects]\n" % sys.argv[0];
print "%s info" % sys.argv[0];
print "%s test" % sys.argv[0];
+ print "%s sniffob\n\tSniffs OpenBeacon traffic." % sys.argv[0];
+ print "%s regs" % sys.argv[0];
sys.exit();
#Initialize FET and set baud rate
client=GoodFETNRF();
-print "Connecting."
client.serInit()
-print "Connected."
client.NRFsetup();
-print "Setup."
-client.status();
+if(sys.argv[1]=="info"):
+ printconfig();
if(sys.argv[1]=="test"):
# Set PWR_UP=1 and PRIM_RX=0 in CONFIG.
#Delay of 1.5ms by round-trip.
# Set CONT_WAVE, PLL_LOCK, and 0dBm in RF_SETUP
client.poke(0x06,8+10+4+2);
- client.RF_freq(2480 * 10**6);
+ client.RF_setfreq(2480 * 10**6);
+
+ #Print registers, just for fun.
+ print "SMAC 0x%010x" % client.RF_getsmac();
+ print "Freq %10i MHz" % (client.RF_getfreq()/10**6);
- #Print register, no idea why.
- for r in range(0,30):
- print "r[0x%02x]=0x%02x" % (r,client.peek(r));
- print "SMAC=%010x" % client.RF_getsmac();
+ client.poke(0x0A,0xDEADBEEF,5);
+ print "SMAC set to %010x" % client.RF_getsmac();
+ if client.RF_getsmac()!=0xdeadbeef:
+ print "ERROR: Failed to set MAC address.";
if(sys.argv[1]=="regs"):
- for r in range(0,30):
- print "r[0x%02x]=0x%02x" % (r,client.peek(r));
+ for r in range(0,0x20):
+ reglen=1;
+ if r==0x0a or r==0x0b or r==0x10: reglen=5;
+ print "r[0x%02x]=0x%010x" % (r,client.peek(r,reglen));
+
+if(sys.argv[1]=="sniffob"):
+ #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_setmaclen(5); # SETUP_AW for 5-byte addresses.
+ client.RF_setfreq(2481 * 10**6);
+ client.poke(0x06,0x09); #2MBps, -18dBm in RF_SETUP
+ client.poke(0x07,0x78); #Reset status register
+
+ #OpenBeacon defines these in little endian as follows.
+ #0x01, 0x02, 0x03, 0x02, 0x01
+ client.RF_setsmac(0x0102030201);
+ #'O', 'C', 'A', 'E', 'B'
+ client.RF_settmac(0x424541434F);
+
+ #Set packet length of 16.
+ client.RF_setpacketlen(16);
+
+ #Power radio, prime for RX, checksum.
+ client.poke(0x00,0x70|0x03|0x08);
+
+ 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();