X-Git-Url: http://git.rot13.org/?p=goodfet;a=blobdiff_plain;f=client%2FFordExperiments.py;h=f6cb81632ad0a5a53afa22a77ddc5182ea4cda9f;hp=2987fde99bb96f9c4e40b970402e079b31288789;hb=a85a44e5c82b4062ba76d7f0137722549ac650fc;hpb=a2462ba46f41bf6437ea05695f0c41b7d0b117e1 diff --git a/client/FordExperiments.py b/client/FordExperiments.py index 2987fde..f6cb816 100644 --- a/client/FordExperiments.py +++ b/client/FordExperiments.py @@ -12,6 +12,7 @@ from GoodFETMCPCANCommunication import GoodFETMCPCANCommunication from intelhex import IntelHex; import Queue import math +import wave tT = time class FordExperiments(experiments): @@ -141,16 +142,22 @@ 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 @@ -376,7 +383,7 @@ class FordExperiments(experiments): 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) @@ -386,7 +393,7 @@ class FordExperiments(experiments): 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) @@ -429,16 +436,18 @@ class FordExperiments(experiments): 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): @@ -452,11 +461,13 @@ class FordExperiments(experiments): 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 @@ -472,13 +483,18 @@ class FordExperiments(experiments): 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) @@ -826,61 +842,50 @@ class FordExperiments(experiments): # NOW THE FUN STUFF!!!!! - music = wave.open("../../contrib/ted/beethovensfifth.wav", 'r'); + music = wave.open("../../contrib/ted/beethovensfifth.wav.wav", 'r'); print "number of frames: %d " %music.getnframes() print "number of channels: %d " %music.getnchannels() print "sample width: %d " %music.getsampwidth() 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()*.1 # grab .1s of audio + + while(1): + + runningSum = 0 - pos = music.tell() - sample = music.readframes(8820) #approximately .2 seconds of audio --> 7133184/44100/.1 - #print "NEXT FRAME" + sample = music.readframes(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 = runningSum/(length / 2) # we used 2 of every 4 frames, so divide length by 2 + + val = (40 + 5*(avg-120)) # 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 -