3 #GoodFET SPI Flash Client
11 from GoodFETNRF import GoodFETNRF;
12 from intelhex import IntelHex;
15 regnames=["CONFIG","EN_AA","EN_RXADDR","SETUP_AW","SETUP_RET",
16 "RF_CH","RF_SETUP","STATUS","OBSERVE_TX","RPD",
17 "RX_ADDR_P0","RX_ADDR_P1","RX_ADDR_P2","RX_ADDR_P3","RX_ADDR_P4","RX_ADDR_P5",
19 "RX_PW_P0","RX_PW_P1","RX_PW_P2","RX_PW_P3","RX_PW_P4","RX_PW_P5",
21 "?","?","DYNPD","?","?","?","?","?",
22 "?","?","?","?","?","?","?","?"];
24 def printpacket(packet):
29 if i>client.packetlen: break;
30 s="%s %02x" % (s,ord(foo));
34 print "Encoding %s" % client.RF_getenc();
35 print "Freq %10i MHz" % (client.RF_getfreq()/10**6);
36 print "Rate %10i kbps" % (client.RF_getrate()/1000);
37 print "PacketLen %02i bytes" % client.RF_getpacketlen();
38 print "MacLen %2i bytes" % client.RF_getmaclen();
39 print "SMAC 0x%010x" % client.RF_getsmac();
40 print "TMAC 0x%010x" % client.RF_gettmac();
44 print "Usage: %s verb [objects]\n" % sys.argv[0];
45 print "%s info" % sys.argv[0];
46 print "%s test" % sys.argv[0];
47 print "%s regs" % sys.argv[0];
48 print "%s sniff\n\tSniffs packets by current config." % sys.argv[0];
49 print "%s sniffob\n\tSniffs OpenBeacon traffic." % sys.argv[0];
50 print "%s carrier [freq]\n\tHolds a carrier on [freq] Hz." % sys.argv[0];
53 #Initialize FET and set baud rate
59 if(sys.argv[1]=="info"):
62 if(sys.argv[1]=="test"):
63 print "Old registers:"
66 # Set PWR_UP=1 and PRIM_RX=0 in CONFIG.
68 #Delay of 1.5ms by round-trip.
73 for foo in [250*10**3,
76 client.RF_setrate(foo);
77 if(client.RF_getrate()!=foo):
78 print "ERROR Rate %i not supported. Got %i instead." % (foo,
82 client.poke(0x0A,0xDEADBEEF,5);
83 #print "SMAC set to %010x" % client.RF_getsmac();
84 if client.RF_getsmac()!=0xdeadbeef:
85 print "ERROR: Failed to set MAC address.";
86 print "Final registers:"
89 if(sys.argv[1]=="carrier"):
91 client.RF_setfreq(eval(sys.argv[2]));
94 print "\nHolding a carrier wave.";
97 if(sys.argv[1]=="regs"):
98 for r in range(0,0x20):
99 print "r[0x%02x]=0x%010x //%16s " % (r,client.peek(r),regnames[r]);
100 if(sys.argv[1]=="pyregs"):
101 for r in range(0,0x20):
102 print "client.set(0x%02x,0x%010x); #%16s " % (r,client.peek(r),regnames[r]);
104 if(sys.argv[1]=="peek"):
107 start=int(sys.argv[2],16);
110 stop=int(sys.argv[3],16);
111 print "Peeking from %02x to %02x." % (start,stop);
113 print "%02x: %010x" % (start,client.peek(start));
115 if(sys.argv[1]=="poke"):
119 start=int(sys.argv[2],16);
121 val=int(sys.argv[3],16);
122 print "Poking %02x to become %010x." % (start,val);
124 client.poke(start,val);
125 print "Poked to %04x" % client.peek(start);
127 if(sys.argv[1]=="sniffob"):
128 #Reversal of transmitter code from nRF_CMD.c of OpenBeacon
129 #TODO remove all poke() calls.
131 client.poke(0x00,0x00); #Stop nRF
132 client.poke(0x01,0x00); #Disable Shockburst
133 client.poke(0x02,0x01); #Set RX Pipe 0
134 client.RF_setmaclen(5); # SETUP_AW for 5-byte addresses.
135 client.RF_setfreq(2481 * 10**6);
136 client.poke(0x06,0x09); #2MBps, -18dBm in RF_SETUP
137 client.poke(0x07,0x78); #Reset status register
139 #OpenBeacon defines these in little endian as follows.
140 #0x01, 0x02, 0x03, 0x02, 0x01
141 client.RF_setsmac(0x0102030201);
142 #'O', 'C', 'A', 'E', 'B'
143 client.RF_settmac(0x424541434F);
145 #Set packet length of 16.
146 client.RF_setpacketlen(16);
148 #Power radio, prime for RX, checksum.
149 client.poke(0x00,0x70|0x03|0x08);
151 print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
152 client.RF_getfreq()/10**6);
153 #Now we're ready to get packets.
159 packet=client.RF_rxpacket();
163 if(sys.argv[1]=="sniff"):
164 #client.poke(0x00,0x00); #Stop nRF
165 client.poke(0x07,0x78); #Reset status register
167 #Power radio, prime for RX, checksum.
168 client.poke(0x00,0x70|0x03|0x08);
170 print "Listening as %010x on %i MHz" % (client.RF_getsmac(),
171 client.RF_getfreq()/10**6);
172 #Now we're ready to get packets.
178 packet=client.RF_rxpacket();