X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2Fgoodfet.nrf;h=117a272d4dff9abc0581dc73abc09714f9441a50;hp=6cb92aec55673a7e7c9dc6ec6e5ad780931daabe;hb=7d033e4958693f8a618679d49eeae0ed735f996b;hpb=436c63f2da19f4f9acdb0fe752d66192594cd318 diff --git a/client/goodfet.nrf b/client/goodfet.nrf index 6cb92ae..117a272 100755 --- a/client/goodfet.nrf +++ b/client/goodfet.nrf @@ -11,50 +11,123 @@ 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 "Encoding %s" % client.RF_getenc(); + print "Freq %10i MHz" % (client.RF_getfreq()/10**6); + print "Rate %10i kbps" % (client.RF_getrate()/1000); + print "PacketLen %02i bytes" % client.RF_getpacketlen(); + print "MacLen %2i bytes" % client.RF_getmaclen(); + print "SMAC 0x%010x" % client.RF_getsmac(); + print "TMAC 0x%010x" % client.RF_gettmac(); + + 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 regs" % 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 carrier [freq]\n\tHolds a carrier on [freq] Hz." % 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"): + print "Old registers:" + printconfig(); + # Set PWR_UP=1 and PRIM_RX=0 in CONFIG. client.poke(0x00,2); #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); - #Print registers, just for fun. - print "SMAC was %010x" % client.RF_getsmac(); + print "\n\n"; + + #Try all data rates + for foo in [250*10**3, + 1*10**6, + 2*10**6]: + client.RF_setrate(foo); + if(client.RF_getrate()!=foo): + print "ERROR Rate %i not supported. Got %i instead." % (foo, + client.RF_getrate()); + print "\n\n"; client.poke(0x0A,0xDEADBEEF,5); - print "SMAC set to %010x" % client.RF_getsmac(); + #print "SMAC set to %010x" % client.RF_getsmac(); if client.RF_getsmac()!=0xdeadbeef: print "ERROR: Failed to set MAC address."; - + print "Final registers:" + printconfig(); + +if(sys.argv[1]=="carrier"): + if len(sys.argv)>2: + client.RF_setfreq(eval(sys.argv[2])); + client.RF_carrier(); + printconfig(); + print "\nHolding a carrier wave."; + while(1): + time.sleep(1); if(sys.argv[1]=="regs"): - for r in range(0,30): - print "r[0x%02x]=0x%02x" % (r,client.peek(r)); + regnames=["CONFIG","EN_AA","EN_RXADDR","SETUP_AW","SETUP_RET", + "RF_CH","RF_SETUP","STATUS","OBSERVE_TX","RPD", + "RX_ADDR_P0","RX_ADDR_P1","RX_ADDR_P2","RX_ADDR_P3","RX_ADDR_P4","RX_ADDR_P5", + "TX_ADDR", + "RX_PW_P0","RX_PW_P1","RX_PW_P2","RX_PW_P3","RX_PW_P4","RX_PW_P5", + "FIFO_STATUS","?", + "?","?","DYNPD","?","?","?","?","?", + "?","?","?","?","?","?","?","?"]; + for r in range(0,0x20): + print "r[0x%02x]=0x%010x //%16s " % (r,client.peek(r),regnames[r]); + +if(sys.argv[1]=="peek"): + start=0x0000; + if(len(sys.argv)>2): + start=int(sys.argv[2],16); + stop=start; + if(len(sys.argv)>3): + stop=int(sys.argv[3],16); + print "Peeking from %02x to %02x." % (start,stop); + while start<=stop: + print "%02x: %010x" % (start,client.peek(start)); + start=start+1; +if(sys.argv[1]=="poke"): + start=0x0000; + val=0x00; + if(len(sys.argv)>2): + start=int(sys.argv[2],16); + if(len(sys.argv)>3): + val=int(sys.argv[3],16); + print "Poking %02x to become %010x." % (start,val); + + client.poke(start,val); + print "Poked to %04x" % client.peek(start); if(sys.argv[1]=="sniffob"): - #Reversal of transmitter code from nRF_CMD.c + #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.poke(0x03,0x03); #SETUP_AW for 5-byte addresses. - client.RF_freq(2481 * 10**6); + 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 @@ -65,23 +138,38 @@ if(sys.argv[1]=="sniffob"): client.RF_settmac(0x424541434F); #Set packet length of 16. - client.poke(0x11,16); + client.RF_setpacketlen(16); - client.status(); #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(); + +if(sys.argv[1]=="sniff"): + #client.poke(0x00,0x00); #Stop nRF + client.poke(0x07,0x78); #Reset status register + + #Power radio, prime for RX, checksum. + client.poke(0x00,0x70|0x03|0x08); - print "Listening as %010x on channel %03i" % (client.RF_getsmac(),client.peek(0x05)); + 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); - client.status(); + #time.sleep(0.1); packet=client.RF_rxpacket(); - s=""; - for foo in packet: - s="%s %02x" % (s,ord(foo)); - print "Got %s" %s; + printpacket(packet); + sys.stdout.flush();