from intelhex import IntelHex;
import Queue
import math
+import wave
tT = time
class FordExperiments(experiments):
is a simple "background" retriever in that it returns the packet
that is of the given id that was sniffed off the bus.
"""
+ self.client.serInit()
+ self.spitSetup(500)
+ self.addFilter([sId,sId,sId,sId,sId,sId])
packet1 = self.client.rxpacket();
if(packet1 != None):
packetParsed = self.client.packet2parsed(packet1);
#keep sniffing till we read a packet
startTime = time.time()
- while( packet1 == None or packetParsed.get('sID') != sId and (time.time() - startTime) < 20):
+ while( (packet1 == None or packetParsed.get('sID') != sId) and (time.time() - startTime) < 5):
packet1 = self.client.rxpacket()
+ print packet1
if(packet1 != None):
packetParsed = self.client.packet2parsed(packet1)
-
+ if( packet1 == None or packetParsed.get('sID') != sId):
+ print "exiting without packet"
+ #print "returning", packetParsed
#recieveTime = time.time()
return packetParsed
# spit new value for 1 second
while (time.time()-starttime < 10):
self.multiPacketSpit(packet0rts=True)
+
+ def setEngineTemp(self,temp):
+ self.client.serInit()
+ self.spitSetup(500)
+
+ self.addFilter([1056, 1056, 1056,1056,1056,1056])
+ self.client.rxpacket()
+ self.client.rxpacket()
+ self.client.rxpacket()
+ SIDlow = (1056 & 0x07) << 5; # get SID bits 2:0, rotate them to bits 7:5
+ SIDhigh = (1056 >> 3) & 0xFF; # get SID bits 10:3, rotate them to bits 7:0
+
+ startTime = time.time()
+ #while((time.time() - startTime) < 10):
+ packet = None;
+
+ # catch a packet and check its db4 value
+ while (packet == None):
+ packet=self.client.rxpacket();
+
+
+ newTemp = int(math.ceil(level/1.8 + 22))
+ #print "Fake MPH = 1.617(%d)-63.5 = %d" %(newSpeed, mph)
+
+
+ newPacket = [SIDhigh, SIDlow, 0x00,0x00, # pad out EID regs
+ 0x08, # bit 6 must be set to 0 for data frame (1 for RTR)
+ # lower nibble is DLC
+ newTemp,ord(packet[6]),ord(packet[7]),ord(packet[8]),ord(packet[9]),ord(packet[10]),ord(packet[11]),ord(packet[12])]
+
+ # load new packet into TXB0 and check time
+ self.multiPacketSpit(packet0=newPacket, packet0rts=True)
+ starttime = time.time()
+
+ # spit new value for 1 second
+ while (time.time()-starttime < 10):
+ self.multiPacketSpit(packet0rts=True)
+
def overHeatEngine(self):
self.client.serInit()
self.spitSetup(500)
packet = self.getBackground(1056)
SIDlow = (1056 & 0x07) << 5; # get SID bits 2:0, rotate them to bits 7:5
SIDhigh = (1056 >> 3) & 0xFF; # get SID bits 10:3, rotate them to bits 7:0
- odomFuzz = random.randint(0,255)
+ odomFuzz = random.randint(1,254)
print packet
newPacket = [SIDhigh, SIDlow, 0x00,0x00, # pad out EID regs
0x08, # bit 6 must be set to 0 for data frame (1 for RTR)
startTime = time.time()
packet[6] = odomFuzz;
while( time.time()- startTime < 10):
- odomFuzz = random.randint(0,255)
+ odomFuzz = random.randint(1,254)
newPacket[6] = odomFuzz
self.client.txpacket(newPacket)
self.multiPacketSpit(packet0rts=True)
- def warningLightsOn(self,checkEngine, checkTransmission, transmissionOverheated, engineLight, battery, fuelCap, checkBreakSystem,ABSLight):
- self.addFilter([1056, 1056, 530, 530, 1056])
+ def warningLightsOn(self,checkEngine, checkTransmission, transmissionOverheated, engineLight, battery, fuelCap, checkBreakSystem,ABSLight, dashB):
+
if( checkBreakSystem == 1 or ABSLight == 1):
SIDlow = (530 & 0x07) << 5; # get SID bits 2:0, rotate them to bits 7:5
SIDhigh = (530 >> 3) & 0xFF; # get SID bits 10:3, rotate them to bits 7:0
+ print "looking for 530"
packet = self.getBackground(530)
+ print "found"
packet2 = [SIDhigh, SIDlow, 0x00,0x00, # pad out EID regs
0x08, # bit 6 must be set to 0 for data frame (1 for RTR)
# lower nibble is DLC
- ord(packet[5]),ord(packet[6]),ord(packet[7]),ord(packet[8]),ord(packet[9]),ord(packet[10]),ord(packet[11]),ord(packet[12])]
+ packet['db0'],packet['db1'],packet['db2'],packet['db3'],packet['db4'],packet['db5'],packet['db6'],packet['db7']]
if( checkBreakSystem == 1 and ABSLight == 1):
packet2[9] = 97
elif( checkBreakSystem == 0 and ABSLight == 1):
print packet2
SIDlow = (1056 & 0x07) << 5; # get SID bits 2:0, rotate them to bits 7:5
SIDhigh = (1056 >> 3) & 0xFF; # get SID bits 10:3, rotate them to bits 7:0
+ print "looking for 1056"
packet = self.getBackground(1056)
+ print "found"
packet1 = [SIDhigh, SIDlow, 0x00,0x00, # pad out EID regs
0x08, # bit 6 must be set to 0 for data frame (1 for RTR)
# lower nibble is DLC
- ord(packet[5]),ord(packet[6]),ord(packet[7]),ord(packet[8]),ord(packet[9]),ord(packet[10]),ord(packet[11]),ord(packet[12])]
+ packet['db0'],packet['db1'],packet['db2'],packet['db3'],packet['db4'],packet['db5'],packet['db6'],packet['db7']]
if( checkEngine == 1):
packet1[9] += 2;
print packet1
if( fuelCap == 1):
packet1[10] = 255
print packet1
- if( batter == 1):
- packet1[6] = 33
+ if( battery == 1):
+ packet1[7] = 33
print packet1
+ if( dashB == 1):
+ packet1[6] = 255
+ print "hello"
+ self.client.serInit()
+ self.spitSetup(500)
# load new packet into TXB0 and check time
self.multiPacketSpit(packet0=packet1,packet1=packet2, packet0rts=True,packet1rts=packet2rts )
starttime = time.time()
-
+ print "starting"
# spit new value for 1 second
while ((time.time()-starttime) < 10):
self.multiPacketSpit(packet0rts=True,packet1rts = packet2rts)
self.client.rxpacket()
SIDlow = (513 & 0x07) << 5; # get SID bits 2:0, rotate them to bits 7:5
SIDhigh = (513 >> 3) & 0xFF; # get SID bits 10:3, rotate them to bits 7:0
-
+
+ SID2 = (1056 & 0x07) << 5;
+ SID2high = (1056 >>3) & 0xFF;
+ packet_odometer = [SID2high, SID2, 0 ,0,8, 65, 0, 32, 120, 0, 0, 1, 247]
+
startTime = time.time()
#while((time.time() - startTime) < 10):
# spit new value for 1 second
while (time.time()-starttime < 10):
- self.multiPacketSpit(packet0rts=True)
-
+ #self.multiPacketSpit(packet0rts=True)
+ odomFuzz = random.randint(1,254)
+ packet_odometer[6] = odomFuzz
+ self.multiPacketSpit(packet0=newPacket, packet1 =packet_odometer,packet0rts = True, packet1rts=True)
def speedometerHack(self, inputs):
# spit new value for 1 second
while (time.time()-starttime < 1):
+
self.multiPacketSpit(packet0rts=True)
def rpmToByteValue(self, rpm):
print "framerate: %d " %music.getframerate()
print "compression: %s " %music.getcompname()
- length = music.getnframes()
- pos = music.tell()
- print " NOW NOW NOW NOW NOW NOW NOW NOW NOW"
- while(pos < music.getnframes()):
- runningaverage = 0
+ numFramesToRead = music.getframerate()*.05 # grab .1s of audio
+ sampNum = 0
+ avgprev = 0
+ avg = 0
+ while(1):
+ avgprev = avg
+ runningSum = 0
- pos = music.tell()
- sample = music.readframes(8820) #approximately .2 seconds of audio --> 7133184/44100/.1
- #print "NEXT FRAME"
+ sample = music.readframes(int(numFramesToRead)) # grab .1s of audio
length = len(sample)
- #print length
for i in range(0, length,4):
- runningaverage += max(ord(sample[i]), ord(sample[i+2]))#ord(sample[i])
-
- avg = runningaverage/(length / 4)
- #print avg
-
+ runningSum += ord(sample[i]) #average the dual-channel
+ runningSum += ord(sample[i+2])
- #print avg-165
- val = (40 + 3*(avg-165))
+ avg = math.fabs(runningSum/(length /2) -127) # we used 2 of every 4 frames, so divide length by 2
+ if( sampNum > 0):
+ avg = (avg+avgprev)/2
+ sampNum = 1
+
+ val = int(avg*15 + 40) # normalize to speedometer range of values
print "speedometerVal = %f " %val;
- print "speed = %f" %(1.617*val-63.5)
+ print "speed = %f" %(1.617*val-63.5) # speed we're trying to display
- if (val > 255):
+ if (val > 255): # ensure we don't run off acceptable range
val = 255
elif (val < 0):
val = 0
- newPacket[9] = int(val)
+ newPacket[9] = int(val) # write it to the packet
# load new packet into TXB0 and check time
self.multiPacketSpit(packet0=newPacket, packet0rts=True)
starttime = time.time()
# spit new value for 1 second
- while (time.time()-starttime < .2):
+ while (time.time()-starttime < .1):
self.multiPacketSpit(packet0rts=True)
-#for foo in byte:
-# print "%d" %ord(foo)
-
-#39.27
-#113
-
-
-
-
-
# read in 26 frames
# average them
# normalize to our range of values (conversion 1.6167*x-63.5
#sample width: 2 --> 2 bytes per sample
#framerate: 44100
+ def engineDiagnostic(self, data):
+ self.client.serInit()
+ self.spitSetup(500)
+ self.addFilter([513, 513, 513,513,513,513])
+
+ startTime = tT.time()
+ while((tT.time() - startTime ) < 15):
+ packet = None;
+
+ #catch a packet to decode
+ while (packet == None):
+ packet=self.client.rxpacket();
+
+ rpm = 64.5 * ord(packet[5]) - 61.88
+ mph = 1.617 * ord(packet[9]) - 63.5
+ print "putting data in"
+ data.put("Engine RPM: %d Current Speed: %d mph\n"%(rpm, mph))
+ time.sleep(.5)
+
projects / goodfet / blobdiff