X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FGoodFETCC.py;h=22df10271c0abfbdfc50a5330eabf857ecd861b8;hp=3e16ca78c5530832621f26b3abe42923b9dfea99;hb=d4d64ee399117d1fead5f15d0f70aec7a4ea9398;hpb=042a155324ef5b76951e0194f61ab28c1c0521ce diff --git a/client/GoodFETCC.py b/client/GoodFETCC.py index 3e16ca7..22df102 100644 --- a/client/GoodFETCC.py +++ b/client/GoodFETCC.py @@ -11,7 +11,7 @@ import binascii; from GoodFET import GoodFET; from intelhex import IntelHex; -import xml.dom.minidom; +import xml.dom.minidom, time; class GoodFETCC(GoodFET): """A GoodFET variant for use with Chipcon 8051 Zigbee SoC.""" @@ -24,7 +24,7 @@ class GoodFETCC(GoodFET): def loadsymbols(self): try: self.SRF_loadsymbols(); except: - if self.verbose==1: print "SmartRF load failed."; + if self.verbose>0: print "SmartRF not found at %s." % self.smartrfpath; def SRF_chipdom(self,chip="cc1110", doc="register_definition.xml"): fn="%s/config/xml/%s/%s" % (self.smartrfpath,chip,doc); #print "Opening %s" % fn; @@ -32,7 +32,11 @@ class GoodFETCC(GoodFET): def CMDrs(self,args=[]): """Chip command to grab the radio state.""" - self.SRF_radiostate(); + try: + self.SRF_radiostate(); + except: + print "Error printing radio state."; + print "SmartRF not found at %s." % self.smartrfpath; def SRF_bitfieldstr(self,bf): name="unused"; start=0; @@ -72,10 +76,537 @@ class GoodFETCC(GoodFET): print "%-10s=0x%02x; /* %-50s */" % ( name,self.CCpeekdatabyte(eval(address)), description); if bitfields!="": print bitfields.rstrip(); + def RF_setfreq(self,frequency): + """Set the frequency in Hz.""" + #FIXME CC1110 specific + #Some frequencies fail, probably and FSCAL thing. + + hz=frequency; + freq=int(hz/396.728515625); + + freq0=freq&0xFF; + freq1=(freq&0xFF00)>>8; + freq2=(freq&0xFF0000)>>16; + + self.pokebysym("FREQ2",freq2); + self.pokebysym("FREQ1",freq1); + self.pokebysym("FREQ0",freq0); + + self.pokebysym("TEST1",0x31); + self.pokebysym("TEST0",0x09); + + + #self.pokebysym("FSCAL2" , 0x2A); #above mid + self.pokebysym("FSCAL2" , 0x0A); #beneath mid + + #self.CC_RFST_CAL(); #SCAL + #time.sleep(1); + + + def RF_getfreq(self): + """Get the frequency in Hz.""" + #FIXME CC1110 specific + + #return (2400+self.peek(0x05))*10**6 + #self.poke(0x05,chan); + + #freq2=self.CCpeekdatabyte(0xdf09); + #freq1=self.CCpeekdatabyte(0xdf0a); + #freq0=self.CCpeekdatabyte(0xdf0b); + freq=0; + try: + freq2=self.peekbysym("FREQ2"); + freq1=self.peekbysym("FREQ1"); + freq0=self.peekbysym("FREQ0"); + freq=(freq2<<16)+(freq1<<8)+freq0; + except: + freq=0; + + hz=freq*396.728515625; + + return hz; + + def RF_getchannel(self): + """Get the frequency in Hz.""" + #FIXME CC1110 specific + freq=0; + try: + freq2=self.peekbysym("FREQ2"); + freq1=self.peekbysym("FREQ1"); + freq0=self.peekbysym("FREQ0"); + freq=(freq2<<16)+(freq1<<8)+freq0; + except: + freq=0; + + return freq; + + + lastshellcode="none"; + def shellcodefile(self,filename,wait=1, alwaysreload=0): + """Run a fragment of shellcode by name.""" + #FIXME: should identify chip model number, use shellcode for that chip. + + if self.lastshellcode!=filename or alwaysreload>0: + self.lastshellcode=filename; + file=__file__; + file=file.replace("GoodFETCC.pyc","GoodFETCC.py"); + path=file.replace("GoodFETCC.py","shellcode/chipcon/cc1110/"); + filename=path+filename; + + #Load the shellcode. + h=IntelHex(filename); + for i in h._buf.keys(): + self.CCpokedatabyte(i,h[i]); + + #Execute it. + self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000 + self.resume(); + while wait>0 and (0==self.CCstatus()&0x20): + a=1; + #time.sleep(0.1); + #print "Waiting for shell code to return."; + return; + def ishalted(self): + return self.CCstatus()&0x20; + def shellcode(self,code,wait=1): + """Copy a block of code into RAM and execute it.""" + i=0; + ram=0xF000; + for byte in code: + self.pokebyte(0xF000+i,byte); + i=i+1; + #print "Code loaded, executing." + self.CCdebuginstr([0x02, 0xf0, 0x00]); #ljmp 0xF000 + self.resume(); + while wait>0 and (0==self.CCstatus()&0x20): + a=1; + #time.sleep(0.1); + #print "Waiting for shell code to return."; + return; + def CC1110_crystal(self): + """Start the main crystal of the CC1110 oscillating, needed for radio use.""" + code=[0x53, 0xBE, 0xFB, #anl SLEEP, #0xFB + #one: + 0xE5, 0xBE, #mov a,SLEEP + 0x30, 0xE6, 0xFB, #jnb acc.6, back + 0x53, 0xc6, 0xB8, #anl CLKCON, #0xB8 + #two + 0xE5, 0xC6, #mov a,CLKCON + 0x20, 0xE6, 0xFB, #jb acc.6, two + 0x43, 0xBE, 0x04, #orl SLEEP, #0x04 + 0xA5, #HALT + ]; + self.shellcode(code); + + #Slower to load, but produced from C. + #self.shellcodefile("crystal.ihx"); + return; + def RF_idle(self): + """Move the radio to its idle state.""" + self.CC_RFST_IDLE(); + return; + + #Chipcon RF strobes. CC1110 specific + RFST_IDLE=0x04; + RFST_RX=0x02; + RFST_TX=0x03; + RFST_CAL=0x01; + def CC_RFST_IDLE(self): + """Switch the radio to idle mode, clearing overflows and errors.""" + self.CC_RFST(self.RFST_IDLE); + def CC_RFST_TX(self): + """Switch the radio to TX mode.""" + self.CC_RFST(self.RFST_TX); + def CC_RFST_RX(self): + """Switch the radio to RX mode.""" + self.CC_RFST(self.RFST_RX); + def CC_RFST_CAL(self): + """Calibrate strobe the radio.""" + self.CC_RFST(self.RFST_CAL); + def CC_RFST(self,state=RFST_IDLE): + RFST=0xDFE1 + self.pokebyte(RFST,state); #Return to idle state. + return; + def config_dash7(self,band="lf"): + #These settings came from the OpenTag project's GIT repo on 18 Dec, 2010. + #Waiting for official confirmation of the accuracy. + + self.pokebysym("FSCTRL1" , 0x08) # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. + self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + + if band=="ismeu" or band=="eu": + print "There is no official eu band for dash7." + self.pokebysym("FREQ2" , 0x21) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x71) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x7a) # Frequency control word, low byte. + elif band=="ismus" or band=="us": + print "There is no official us band for dash7." + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB1) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x3B) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + # 433.9198 MHz, same as Simpliciti. + self.pokebysym("FREQ2" , 0x10) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB0) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x71) # Frequency control word, low byte. + elif band=="none": + pass; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + self.pokebysym("MDMCFG4" , 0x8B) # 62.5 kbps w/ 200 kHz filter + self.pokebysym("MDMCFG3" , 0x3B) + self.pokebysym("MDMCFG2" , 0x11) + self.pokebysym("MDMCFG1" , 0x02) + self.pokebysym("MDMCFG0" , 0x53) + self.pokebysym("CHANNR" , 0x00) # Channel zero. + self.pokebysym("DEVIATN" , 0x50) # 50 kHz deviation + + self.pokebysym("FREND1" , 0xB6) # Front end RX configuration. + self.pokebysym("FREND0" , 0x10) # Front end RX configuration. + self.pokebysym("MCSM2" , 0x1E) + self.pokebysym("MCSM1" , 0x3F) + self.pokebysym("MCSM0" , 0x30) + self.pokebysym("FOCCFG" , 0x1D) # Frequency Offset Compensation Configuration. + self.pokebysym("BSCFG" , 0x1E) # 6.25% data error rate + + self.pokebysym("AGCCTRL2" , 0xC7) # AGC control. + self.pokebysym("AGCCTRL1" , 0x00) # AGC control. + self.pokebysym("AGCCTRL0" , 0xB2) # AGC control. + + self.pokebysym("TEST2" , 0x81) # Various test settings. + self.pokebysym("TEST1" , 0x35) # Various test settings. + self.pokebysym("TEST0" , 0x09) # Various test settings. + self.pokebysym("PA_TABLE0", 0xc0) # Max output power. + self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control, w/ lqi + #self.pokebysym("PKTCTRL1" , 0x00) # Packet automation control. w/o lqi + self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control, w/ checksum. + #self.pokebysym("PKTCTRL0" , 0x00) # Packet automation control, w/o checksum, fixed length + self.pokebysym("ADDR" , 0x01) # Device address. + self.pokebysym("PKTLEN" , 0xFF) # Packet length. + + #Sync word hack + self.pokebysym("SYNC1",0x83); + self.pokebysym("SYNC0",0xFE); + return; + def config_iclicker(self,band="lf"): + #Mike Ossmann figured most of this out, with help from neighbors. + + self.pokebysym("FSCTRL1" , 0x06) # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xE9) + self.pokebysym("FSCAL2" , 0x2A) + self.pokebysym("FSCAL1" , 0x00) + self.pokebysym("FSCAL0" , 0x1F) + + if band=="ismeu" or band=="eu": + print "The EU band is unknown."; + elif band=="ismus" or band=="us": + #905.5MHz + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xD3) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0xAC) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + print "There is no LF version of the iclicker." + elif band=="none": + pass; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + # 812.5kHz bandwidth, 152.34 kbaud + self.pokebysym("MDMCFG4" , 0x1C) + self.pokebysym("MDMCFG3" , 0x80) + # no FEC, 2 byte preamble, 250kHz chan spacing + + #15/16 sync + #self.pokebysym("MDMCFG2" , 0x01) + #16/16 sync + self.pokebysym("MDMCFG2" , 0x02) + + self.pokebysym("MDMCFG1" , 0x03) + self.pokebysym("MDMCFG0" , 0x3b) + + self.pokebysym("CHANNR" , 0x2e) # Channel zero. + + #self.pokebysym("DEVIATN" , 0x71) # 118.5 + self.pokebysym("DEVIATN" , 0x72) # 253.9 kHz deviation + + self.pokebysym("FREND1" , 0x56) # Front end RX configuration. + self.pokebysym("FREND0" , 0x10) # Front end RX configuration. + self.pokebysym("MCSM2" , 0x07) + self.pokebysym("MCSM1" , 0x30) #Auto freq. cal. + self.pokebysym("MCSM0" , 0x14) + + self.pokebysym("TEST2" , 0x88) # + self.pokebysym("TEST1" , 0x31) # + self.pokebysym("TEST0" , 0x09) # High VCO (Upper band.) + self.pokebysym("PA_TABLE0", 0xC0) # Max output power. + self.pokebysym("PKTCTRL1" , 0x45) # Preamble qualidy 2*4=6, adr check, status + self.pokebysym("PKTCTRL0" , 0x00) # No whitening, CR, fixed len. + + self.pokebysym("PKTLEN" , 0x09) # Packet length. + + self.pokebysym("SYNC1",0xB0); + self.pokebysym("SYNC0",0xB0); + self.pokebysym("ADDR", 0xB0); + return; + def config_ook(self,band="none"): + self.pokebysym("FSCTRL1" , 0x0C) #08 # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. + self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + + if band=="ismeu" or band=="eu": + self.pokebysym("FREQ2" , 0x21) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x71) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x7a) # Frequency control word, low byte. + elif band=="ismus" or band=="us": + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB1) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x3B) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + self.pokebysym("FREQ2" , 0x0C) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x1D) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x89) # Frequency control word, low byte. + elif band=="none": + pass; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + + #data rate + #~1 + #self.pokebysym("MDMCFG4" , 0x85) + #self.pokebysym("MDMCFG3" , 0x83) + #0.5 + #self.pokebysym("MDMCFG4" , 0xf4) + #self.pokebysym("MDMCFG3" , 0x43) + #2.4 + #self.pokebysym("MDMCFG4" , 0xf6) + #self.pokebysym("MDMCFG3" , 0x83) + + #4.8 kbaud + #print "Warning: Default to 4.8kbaud."; + #self.pokebysym("MDMCFG4" , 0xf7) + #self.pokebysym("MDMCFG3" , 0x83) + #9.6 kbaud + #print "Warning: Default to 9.6kbaud."; + # + + self.pokebysym("MDMCFG4" , 0xf8) + self.pokebysym("MDMCFG3" , 0x83) + self.pokebysym("MDMCFG2" , 0x34) # OOK, carrier-sense, no-manchester + + #Kind aright for keeloq + print "Warning: Guessing baud rate."; + #self.pokebysym("MDMCFG4" , 0xf6) + #self.pokebysym("MDMCFG3" , 0x93) + #self.pokebysym("MDMCFG2" , 0x3C) # OOK, carrier-sense, manchester + + self.pokebysym("MDMCFG1" , 0x00) # Modem configuration. + self.pokebysym("MDMCFG0" , 0xF8) # Modem configuration. + self.pokebysym("CHANNR" , 0x00) # Channel number. + + self.pokebysym("FREND1" , 0x56) # Front end RX configuration. + self.pokebysym("FREND0" , 0x11) # Front end RX configuration. + self.pokebysym("MCSM0" , 0x18) # Main Radio Control State Machine configuration. + #self.pokebysym("FOCCFG" , 0x1D) # Frequency Offset Compensation Configuration. + #self.pokebysym("BSCFG" , 0x1C) # Bit synchronization Configuration. + + #self.pokebysym("AGCCTRL2" , 0xC7) # AGC control. + #self.pokebysym("AGCCTRL1" , 0x00) # AGC control. + #self.pokebysym("AGCCTRL0" , 0xB2) # AGC control. + + self.pokebysym("TEST2" , 0x81) # Various test settings. + self.pokebysym("TEST1" , 0x35) # Various test settings. + self.pokebysym("TEST0" , 0x0B) # Various test settings. + self.pokebysym("PA_TABLE0", 0xc2) # Max output power. + self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control, w/ lqi + #self.pokebysym("PKTCTRL1" , 0x00) # Packet automation control. w/o lqi + #self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control, w/ checksum. + self.pokebysym("PKTCTRL0" , 0x00) # Packet automation control, w/o checksum, fixed length + self.pokebysym("ADDR" , 0x01) # Device address. + self.pokebysym("PKTLEN" , 0xFF) # Packet length. + + self.pokebysym("SYNC1",0xD3); + self.pokebysym("SYNC0",0x91); + + def config_simpliciti(self,band="none"): + self.pokebysym("FSCTRL1" , 0x0C) #08 # Frequency synthesizer control. + self.pokebysym("FSCTRL0" , 0x00) # Frequency synthesizer control. + + #Don't change these while the radio is active. + self.pokebysym("FSCAL3" , 0xEA) # Frequency synthesizer calibration. + self.pokebysym("FSCAL2" , 0x2A) # Frequency synthesizer calibration. + self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + self.pokebysym("FSCAL0" , 0x1F) # Frequency synthesizer calibration. + + if band=="ismeu" or band=="eu": + self.pokebysym("FREQ2" , 0x21) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0x71) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x7a) # Frequency control word, low byte. + elif band=="ismus" or band=="us": + self.pokebysym("FREQ2" , 0x22) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB1) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x3B) # Frequency control word, low byte. + elif band=="ismlf" or band=="lf": + self.pokebysym("FREQ2" , 0x10) # Frequency control word, high byte. + self.pokebysym("FREQ1" , 0xB0) # Frequency control word, middle byte. + self.pokebysym("FREQ0" , 0x71) # Frequency control word, low byte. + elif band=="none": + band="none"; + else: + #Got a frequency, not a band. + self.RF_setfreq(eval(band)); + self.pokebysym("MDMCFG4" , 0x7B) # Modem configuration. + self.pokebysym("MDMCFG3" , 0x83) # Modem configuration. + self.pokebysym("MDMCFG2" , 0x13) # Modem configuration. + self.pokebysym("MDMCFG1" , 0x22) # Modem configuration. + self.pokebysym("MDMCFG0" , 0xF8) # Modem configuration. + if band=="ismus" or band=="us": + self.pokebysym("CHANNR" , 20) # Channel number. + else: + self.pokebysym("CHANNR" , 0x00) # Channel number. + self.pokebysym("DEVIATN" , 0x42) # Modem deviation setting (when FSK modulation is enabled). + + self.pokebysym("FREND1" , 0xB6) # Front end RX configuration. + self.pokebysym("FREND0" , 0x10) # Front end RX configuration. + self.pokebysym("MCSM0" , 0x18) # Main Radio Control State Machine configuration. + self.pokebysym("FOCCFG" , 0x1D) # Frequency Offset Compensation Configuration. + self.pokebysym("BSCFG" , 0x1C) # Bit synchronization Configuration. + + self.pokebysym("AGCCTRL2" , 0xC7) # AGC control. + self.pokebysym("AGCCTRL1" , 0x00) # AGC control. + self.pokebysym("AGCCTRL0" , 0xB2) # AGC control. + + self.pokebysym("TEST2" , 0x81) # Various test settings. + self.pokebysym("TEST1" , 0x35) # Various test settings. + self.pokebysym("TEST0" , 0x09) # Various test settings. + self.pokebysym("PA_TABLE0", 0xc0) # Max output power. + self.pokebysym("PKTCTRL1" , 0x04) # Packet automation control, w/ lqi + #self.pokebysym("PKTCTRL1" , 0x00) # Packet automation control. w/o lqi + self.pokebysym("PKTCTRL0" , 0x05) # Packet automation control, w/ checksum. + #self.pokebysym("PKTCTRL0" , 0x00) # Packet automation control, w/o checksum, fixed length + self.pokebysym("ADDR" , 0x01) # Device address. + self.pokebysym("PKTLEN" , 0xFF) # Packet length. + + self.pokebysym("SYNC1",0xD3); + self.pokebysym("SYNC0",0x91); + + def RF_carrier(self): + """Hold a carrier wave on the present frequency.""" + + self.CC1110_crystal(); #FIXME, '1110 specific. + self.RF_idle(); + + + RFST=0xDFE1; + + self.config_simpliciti(); + + #Don't change these while the radio is active. + #self.pokebysym("FSCAL3" , 0xA9) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL2" , 0x0A) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL1" , 0x00) # Frequency synthesizer calibration. + #self.pokebysym("FSCAL0" , 0x11) # Frequency synthesizer calibration. + + #Ramp up the power. + #self.pokebysym("PA_TABLE0", 0xFF) # PA output power setting. + + #This is what drops to OOK. + #Comment to keep GFSK, might be better at jamming. + self.pokebysym("MDMCFG4" , 0x86) # Modem configuration. + self.pokebysym("MDMCFG3" , 0x83) # Modem configuration. + self.pokebysym("MDMCFG2" , 0x30) # Modem configuration. + self.pokebysym("MDMCFG1" , 0x22) # Modem configuration. + self.pokebysym("MDMCFG0" , 0xF8) # Modem configuration. + + + self.pokebysym("SYNC1",0xAA); + self.pokebysym("SYNC0",0xAA); + + + + #while ((MARCSTATE & MARCSTATE_MARC_STATE) != MARC_STATE_TX); + state=0; + + while((state!=0x13)): + self.pokebyte(RFST,0x03); #RFST=RFST_STX + time.sleep(0.1); + state=self.peekbysym("MARCSTATE")&0x1F; + #print "state=%02x" % state; + print "Holding a carrier on %f MHz." % (self.RF_getfreq()/10**6); + + return; + + def RF_getsmac(self): + """Return the source MAC address.""" + + #Register 0A is RX_ADDR_P0, five bytes. + mac=self.peekbysym("ADDR"); + return mac; + def RF_setsmac(self,mac): + """Set the source MAC address.""" + self.pokebysym("ADDR",mac); + return 0; + def RF_gettmac(self): + """Return the target MAC address.""" + return 0; + def RF_settmac(self,mac): + """Set the target MAC address.""" + return 0; + def RF_rxpacket(self): + """Get a packet from the radio. Returns None if none is waiting.""" + self.shellcodefile("rxpacket.ihx"); + len=self.peek8(0xFE00,"xdata"); + return self.peekblock(0xFE00,len+3,"data"); + def RF_txpacket(self,packet): + """Transmit a packet. Untested.""" + + self.pokeblock(0xFE00,packet,"data"); + self.shellcodefile("txpacket.ihx"); + return; + def RF_txrxpacket(self,packet): + """Transmit a packet. Untested.""" + + self.pokeblock(0xFE00,packet,"data"); + self.shellcodefile("txrxpacket.ihx"); + len=self.peek8(0xFE00,"xdata"); + return self.peekblock(0xFE00,len+3,"data"); + def RF_getrssi(self): - """Returns the received signal strenght, from 0 to 1.""" - rssireg=self.symbols.get("RSSI"); - return self.CCpeekdatabyte(rssireg); + """Returns the received signal strenght, with a weird offset.""" + try: + rssireg=self.symbols.get("RSSI"); + return self.CCpeekdatabyte(rssireg)^0x80; + except: + if self.verbose>0: print "RSSI reg doesn't exist."; + try: + #RSSI doesn't exist on 2.4GHz devices. Maybe RSSIL and RSSIH? + rssilreg=self.symbols.get("RSSIL"); + rssil=self.CCpeekdatabyte(rssilreg); + rssihreg=self.symbols.get("RSSIL"); + rssih=self.CCpeekdatabyte(rssihreg); + return (rssih<<8)|rssil; + except: + if self.verbose>0: print "RSSIL/RSSIH regs don't exist."; + + return 0; + + + def SRF_loadsymbols(self): ident=self.CCident(); chip=self.CCversions.get(ident&0xFF00); @@ -229,12 +760,12 @@ class GoodFETCC(GoodFET): def CCdebuginstr(self,instr): self.writecmd(self.APP,0x88,len(instr),instr); return ord(self.data[0]); - def peekblock(self,address,length,memory="vn"): - """Return a block of data.""" - data=range(0,length); - for foo in range(0,length): - data[foo]=self.peek8(address+foo,memory); - return data; + #def peekblock(self,adr,length,memory="vn"): + # """Return a block of data, broken""" + # data=[adr&0xff, (adr&0xff00)>>8, + # length&0xFF,(length&0xFF00)>>8]; + # self.writecmd(self.APP,0x91,4,data); + # return [ord(x) for x in self.data] def peek8(self,address, memory="code"): if(memory=="code" or memory=="flash" or memory=="vn"): return self.CCpeekcodebyte(address); @@ -271,7 +802,8 @@ class GoodFETCC(GoodFET): self.data=[adr&0xff, val&0xff]; self.writecmd(self.APP,0x02, 2, self.data); return ord(self.data[0]); - + def pokebyte(self,adr,val,mem="xdata"): + self.CCpokedatabyte(adr,val); def CCpokedatabyte(self,adr,val): """Write a byte to data memory.""" self.data=[adr&0xff, (adr&0xff00)>>8, val]; @@ -320,7 +852,12 @@ class GoodFETCC(GoodFET): """Start debugging.""" self.setup(); self.writecmd(self.APP,0x20,0,self.data); - ident=self.CCidentstr(); + ident=self.CCident(); + if ident==0xFFFF or ident==0x0000: + self.writecmd(self.APP,0x20,0,self.data); + ident=self.CCident(); + + #print "Target identifies as %s." % ident; #print "Status: %s." % self.status(); self.CCreleasecpu();