def _get_printer_details(self):
communicator = UsbPacketCommunicator(self.usb_queue_length)
communicator.register_handler(IAmMessage, self._ident_call_back)
communicator.start()
communicator.send(IdentifyMessage())
until = time.time() + 5.0
while (not self.printer_details and time.time() < until):
time.sleep(0.1)
communicator.close()
details = self.printer_details
self.printer_details = None
return details
def _get_printer_details(self):
communicator = UsbPacketCommunicator(self.usb_queue_length)
communicator.register_handler(IAmMessage, self._ident_call_back)
communicator.start()
communicator.send(IdentifyMessage())
until = time.time() + 5.0
while (not self.printer_details and time.time() < until):
time.sleep(0.1)
communicator.close()
details = self.printer_details
self.printer_details = None
return details
def _get_printer_details(self):
communicator = UsbPacketCommunicator(self.usb_queue_length)
communicator.register_handler(IAmMessage, self._ident_call_back)
communicator.start()
communicator.send(IdentifyMessage())
until = time.time() + 5.0
while (not self.printer_details and time.time() < until):
time.sleep(0.1)
communicator.close()
if not self.printer_details:
raise MissingPrinterException()
details = self.printer_details
self.printer_details = None
logger.info("Loaded printer \n{}".format(str(details.sn)))
return details
def _get_printer_details(self):
communicator = UsbPacketCommunicator(self.usb_queue_length)
communicator.register_handler(IAmMessage, self._ident_call_back)
communicator.start()
communicator.send(IdentifyMessage())
until = time.time() + 5.0
while (not self.printer_details and time.time() < until):
time.sleep(0.1)
communicator.close()
if not self.printer_details:
raise MissingPrinterException()
details = self.printer_details
self.printer_details = None
logger.info("Loaded printer \n{}".format(str(details.sn)))
return details
def prepare(self):
usb_communicator = UsbPacketCommunicator(50)
usb_communicator.start()
usb_communicator.send(EnterBootloaderMessage())
time.sleep(0.1) #need to wait for usb
usb_communicator.close()
class UsbTestTerminal(object):
VREF_CAL_POS = 0
TEMP30_CAL_POS = 1
TEMP110_CAL_POS = 2
ADC_KEY_POS = 3
ADC_PA3_POS = 4
ADC_TEMP_POS = 5
ADC_VREF_POS = 6
def __init__(self, verbose=False):
self._verbose = verbose
self._drips = 0
self._serial = None
self._swrev = None
self._hwrev = None
self._adcNum = []
self._adcVal = []
self._dataRate = None
self._adcCals = []
self._move = [0, 0, 0]
self._usb = UsbPacketCommunicator(10)
self._usb.register_handler(IAmMessage, self.iAmHandler)
self._usb.register_handler(DripRecordedMessage, self.dripHandler)
self._usb.register_handler(ReturnAdcValMessage, self.adcHandler)
self._usb.start()
if verbose:
print "Started usb terminal"
time.sleep(0.1)
def usbClose(self):
self._usb.close()
def laserOff(self):
move = self._move
self._usb.send(MoveMessage(move[0], move[1], 0))
def laserOn(self):
move = self._move
self._usb.send(MoveMessage(move[0], move[1], 255))
def move(self, x, y, laserPower=0):
self._move = [x, y, laserPower]
self._usb.send(MoveMessage(x, y, laserPower))
def setDrips(self, dripCount=0):
self._usb.send(SetDripCountMessage(dripCount))
def identify(self):
self._usb.send(IdentifyMessage())
def enterBootloader(self, i_am_sure=None):
if i_am_sure == (0xDEADBEEF):
self._usb.send(EnterBootloaderMessage())
if (self._verbose):
print "Bootloadereded"
elif (self._verbose):
print "i_am_sure not loaded with the correct value"
print "Note: This may lock your peachy into the bootloader"
print " if you have old firmware on your board"
#A non-ideal push/pop queue interface.
#Doesn't account for mis-matching - May be worth clearing on each request?
def popAdc(self, timeout=0.1):
start = time.time()
timeout = start + timeout #in seconds
while (time.time() < timeout): #wait for data being available or
if (len(self._adcVal) != 0):
tmp = [self._adcNum[0], self._adcVal[0]]
del self._adcNum[0]
del self._adcVal[0]
return tmp
else:
time.sleep(0.01)
def clearAdcQueues(self):
self._adcNum = []
self._adcVal = []
def getAdcCalibrations(self):
if len(self._adcCals) != 3:
[adcNum, adcVrefCal] = self.getAdcVal(self.VREF_CAL_POS)
[adcNum, adcTemp30] = self.getAdcVal(self.TEMP30_CAL_POS)
[adcNum, adcTemp110] = self.getAdcVal(self.TEMP110_CAL_POS)
self._adcCals = [adcVrefCal, adcTemp30, adcTemp110]
def getTemperature(self):
self.getAdcCalibrations()
#Return actual Temperature in C
#Formulas taken from STM32F0 datasheet page 252
adcVrefCal = self._adcCals[self.VREF_CAL_POS]
adcTemp30 = self._adcCals[self.TEMP30_CAL_POS]
adcTemp110 = self._adcCals[self.TEMP110_CAL_POS]
#Get the current Vref and Temperature each time
[adcNum, adcTemperature] = self.getAdcVal(self.ADC_TEMP_POS)
[adcNum, adcVref] = self.getAdcVal(self.ADC_VREF_POS)
vrefCompensation = 1.0 * adcVrefCal / adcVref
temperature = adcTemperature * vrefCompensation - adcTemp30
temperature = temperature * (110 - 30) / (adcTemp110 - adcTemp30)
temperature = temperature + 30
if (self._verbose):
print('Temperatures Value={0} Celcius={1}'.format(
adcTemperature, temperature))
return temperature
def getSupplyVoltage(self):
self.getAdcCalibrations()
adcVrefCal = self._adcCals[self.VREF_CAL_POS]
[adcNum, adcVref] = self.getAdcVal(self.ADC_VREF_POS)
vrefCompensation = 1.0 * adcVrefCal / adcVref
#calibrated at 3.3V always
supplyVoltage = 3.3 * vrefCompensation
if (self._verbose):
print('Voltage {0}, Value {1}'.format(supplyVoltage, adcVref))
return supplyVoltage
def getAdcKeyVal(self):
return self.getAdcVal(self.ADC_KEY_POS)
def getAdcVal(self, adcNum):
'''ADC NUMBERS:
0 - Vref Calibration Factor
1 - 30C temperature calibration
2 - 110C temperature calibration
3 - ADC key (PA2)
4 - Pin (PA3)
5 - Temperature
6 - Vref (3.3V volts)
'''
self._adcNum.append(adcNum)
self._usb.send(GetAdcValMessage(adcNum))
if self._verbose:
print('adcNum: {0}'.format(adcNum))
return self.popAdc()
def adcHandler(self, message):
if (len(self._adcNum) > len(self._adcVal)):
self._adcVal.append(message.adcVal)
if self._verbose:
print('adcNum: {0} adcVal: {1}'.format(self._adcNum[-1],
self._adcVal[-1]))
else:
self.clearAdcQueues()
def dripHandler(self, message):
self._drips = message.drips
if self._verbose:
print('Recieved drip: {0}'.format(message.drips))
def iAmHandler(self, message):
self._serial = message.sn
self._swrev = message.swrev
self._hwrev = message.hwrev
self._dataRate = message.dataRate
if self._verbose:
print('Serial number: {0}'.format(message.sn))
print('SW rev number: {0}'.format(message.swrev))
print('HW rev number: {0}'.format(message.hwrev))
print('Data Rate: {0}'.format(message.dataRate))
class UsbTestTerminal(object):
VREF_CAL_POS = 0
TEMP30_CAL_POS = 1
TEMP110_CAL_POS = 2
ADC_KEY_POS = 3
ADC_PA3_POS = 4
ADC_TEMP_POS = 5
ADC_VREF_POS = 6
def __init__(self,verbose=False):
self._verbose=verbose
self._drips=0
self._serial=None
self._swrev=None
self._hwrev=None
self._adcNum=[]
self._adcVal=[]
self._dataRate=None
self._adcCals=[]
self._move=[0,0,0]
self._usb = UsbPacketCommunicator(10)
self._usb.register_handler(IAmMessage, self.iAmHandler)
self._usb.register_handler(DripRecordedMessage, self.dripHandler)
self._usb.register_handler(ReturnAdcValMessage, self.adcHandler)
self._usb.start()
if verbose:
print "Started usb terminal"
time.sleep(0.1)
def usbClose(self):
self._usb.close()
def laserOff(self):
move=self._move
self._usb.send(MoveMessage(move[0],move[1],0))
def laserOn(self):
move=self._move
self._usb.send(MoveMessage(move[0],move[1],255))
def move(self,x,y,laserPower=0):
self._move=[x,y,laserPower]
self._usb.send(MoveMessage(x,y,laserPower))
def setDrips(self,dripCount=0):
self._usb.send(SetDripCountMessage(dripCount))
def identify(self):
self._usb.send(IdentifyMessage())
def enterBootloader(self,i_am_sure=None):
if i_am_sure==(0xDEADBEEF):
self._usb.send(EnterBootloaderMessage())
if (self._verbose):
print "Bootloadereded"
elif (self._verbose):
print "i_am_sure not loaded with the correct value"
print "Note: This may lock your peachy into the bootloader"
print " if you have old firmware on your board"
#A non-ideal push/pop queue interface.
#Doesn't account for mis-matching - May be worth clearing on each request?
def popAdc(self,timeout=0.1):
start=time.time()
timeout=start+timeout #in seconds
while(time.time()<timeout): #wait for data being available or
if (len(self._adcVal) != 0):
tmp=[self._adcNum[0],self._adcVal[0]]
del self._adcNum[0]
del self._adcVal[0]
return tmp
else:
time.sleep(0.01)
def clearAdcQueues(self):
self._adcNum=[]
self._adcVal=[]
def getAdcCalibrations(self):
if len(self._adcCals)!=3:
[adcNum,adcVrefCal] = self.getAdcVal(self.VREF_CAL_POS)
[adcNum,adcTemp30] = self.getAdcVal(self.TEMP30_CAL_POS)
[adcNum,adcTemp110] = self.getAdcVal(self.TEMP110_CAL_POS)
self._adcCals = [adcVrefCal,adcTemp30,adcTemp110]
def getTemperature(self):
self.getAdcCalibrations()
#Return actual Temperature in C
#Formulas taken from STM32F0 datasheet page 252
adcVrefCal = self._adcCals[self.VREF_CAL_POS]
adcTemp30 = self._adcCals[self.TEMP30_CAL_POS]
adcTemp110 = self._adcCals[self.TEMP110_CAL_POS]
#Get the current Vref and Temperature each time
[adcNum,adcTemperature]=self.getAdcVal(self.ADC_TEMP_POS)
[adcNum,adcVref]=self.getAdcVal(self.ADC_VREF_POS)
vrefCompensation = 1.0*adcVrefCal/adcVref
temperature = adcTemperature*vrefCompensation-adcTemp30
temperature = temperature*(110-30)/(adcTemp110-adcTemp30)
temperature = temperature + 30
if (self._verbose):
print ('Temperatures Value={0} Celcius={1}'.format(adcTemperature,temperature))
return temperature
def getSupplyVoltage(self):
self.getAdcCalibrations()
adcVrefCal=self._adcCals[self.VREF_CAL_POS]
[adcNum,adcVref]=self.getAdcVal(self.ADC_VREF_POS)
vrefCompensation = 1.0*adcVrefCal/adcVref
#calibrated at 3.3V always
supplyVoltage = 3.3*vrefCompensation
if (self._verbose):
print ('Voltage {0}, Value {1}'.format(supplyVoltage,adcVref))
return supplyVoltage
def getAdcKeyVal(self):
return self.getAdcVal(self.ADC_KEY_POS)
def getAdcVal(self,adcNum):
'''ADC NUMBERS:
0 - Vref Calibration Factor
1 - 30C temperature calibration
2 - 110C temperature calibration
3 - ADC key (PA2)
4 - Pin (PA3)
5 - Temperature
6 - Vref (3.3V volts)
'''
self._adcNum.append(adcNum)
self._usb.send(GetAdcValMessage(adcNum))
if self._verbose:
print('adcNum: {0}'.format(adcNum))
return self.popAdc()
def adcHandler(self,message):
if (len(self._adcNum) > len(self._adcVal)):
self._adcVal.append(message.adcVal)
if self._verbose:
print('adcNum: {0} adcVal: {1}'.format(self._adcNum[-1], self._adcVal[-1]))
else:
self.clearAdcQueues()
def dripHandler(self, message):
self._drips=message.drips
if self._verbose:
print('Recieved drip: {0}'.format(message.drips))
def iAmHandler(self, message):
self._serial=message.sn
self._swrev=message.swrev
self._hwrev=message.hwrev
self._dataRate=message.dataRate
if self._verbose:
print('Serial number: {0}'.format(message.sn))
print('SW rev number: {0}'.format(message.swrev))
print('HW rev number: {0}'.format(message.hwrev))
print('Data Rate: {0}'.format(message.dataRate))
