def ledBrightnessDown():
try:
currentBrightness = int (readData('datafiles/alphaNumBrightness.txt'))
if currentBrightness > 0:
currentBrightness -= 1
writeData('datafiles/alphaNumBrightness.txt', str(currentBrightness))
except:
pass
def desiredTemperatureUp():
try:
currentTemp = int (readData('datafiles/desiredTemperature.txt'))
currentTemp += 1
writeData('datafiles/desiredTemperature.txt', str(currentTemp))
writeData ('datafiles/showStatus.txt', "DESIRED")
except:
pass
def startTemperatureOverride():
currentOverrideCount = 30
writeData('datafiles/overrideCount.txt', str(currentOverrideCount))
while True:
# read timeCount from file
try:
currentOverrideCount = int(readData('datafiles/overrideCount.txt'))
currentOverrideCount -= 1
writeData('datafiles/overrideCount.txt', str(currentOverrideCount))
except:
pass
if currentOverrideCount == 0:
currentOverrideCount = 30
localtime = datetime.datetime.time(datetime.datetime.now())
start = datetime.time(16, 0, 0) # 4pm
end = datetime.time(22, 0, 0) # 10pm
if not (time_in_range(start, end, localtime)):
# switch the fire off
tempOverrideLogger.warning(
'Switch fire OFF as outside time range at: ' +
str(localtime))
updateOff()
# Tell the world we are in override mode.
writeData('datafiles/timeOverride.txt', 'ON')
time.sleep(60 * 1) # sleep for 1 minute
def startRemoteScanning():
for event in dev.read_loop():
#
# type should always be 1 for a keypress
# code is the numeric value of the key that has been pressed
# value 0 = key up, 1 = key down, 2 = key hold
if event.type == ecodes.EV_KEY:
# my_logger.debug (categorize(event))
if event.value == 0: # key up
#remoteControlLogger.debug ( 'type: ' + str (event.type) + \
#' code: ' + str (event.code) + ' value ' + str (event.value))
# Pressing any key switches of the time override
writeData ('datafiles/timeOverride.txt', 'OFF')
if event.code == REMOTE_KEY_RED:
updateOn()
elif event.code == REMOTE_KEY_GREEN:
updateOff()
elif event.code == REMOTE_KEY_YELLOW:
updateAuto()
elif event.code == REMOTE_KEY_BLUE:
toggleDisplayMode()
elif event.code == REMOTE_KEY_UP:
desiredTemperatureUp()
elif event.code == REMOTE_KEY_DOWN:
desiredTemperatureDown()
elif event.code == REMOTE_KEY_NONE:
pass
elif event.code == LED_BRIGHTNESS_KEY_UP:
ledBrightnessUp()
elif event.code == LED_BRIGHTNESS_KEY_DOWN:
ledBrightnessDown()
else:
# TODO Up/DOWN for desired temperature
print "Code: " + str (event.code)
def startTempSensor():
tempSensorLogger = initLogging('/var/log/fireV3/tempSensor.log')
#bluetooth_adr = sys.argv[1] # 'A0:E6:F8:AF:3C:06'
bluetooth_adr = "A0:E6:F8:AF:3C:06"
print "connecting to " + bluetooth_adr
startUSB = pexpect.spawn('sudo hciconfig hci0 up')
tool = pexpect.spawn('gatttool -b ' + bluetooth_adr + ' --interactive')
tool.expect('\[LE\]>')
j = 1
count = 0
while True:
#print "Preparing to connect. You might need to press the side button..."
#tool.sendline('connect')
# test for success of connect
#j = tool.expect([pexpect.TIMEOUT, 'Connection successful'], timeout=60)
j = connectSensor(tool)
if j == 1:
print "Connection successful"
writeData('datafiles/systemStatus.txt', "GOOD")
tool.expect('\[LE\]>')
goodConnection = True
while goodConnection == True:
# Switch on Temp sensor
tool.sendline('char-write-cmd 0x0027 01')
time.sleep(1)
# Read the temp data
tool.sendline('char-read-hnd 0x0024')
i = 1
i = tool.expect([pexpect.TIMEOUT, 'descriptor: .*'], timeout=5)
if i == 1:
rVal = tool.after.split()
rObjTemp = floatfromhex(rVal[2] + rVal[1])
rAmbTemp = floatfromhex(rVal[4] + rVal[3])
objTemp = calcTemp(rObjTemp)
ambTemp = calcTemp(rAmbTemp)
# print "Obj: " + "%.2f C" % objTemp + " Amb: " + "%.2f " % ambTemp + "%"
#tempSensorLogger.debug ( "Obj: " + "%.2fC" % objTemp + " Amb: " + "%.2fC" % ambTemp)
writeData('datafiles/measuredTemperature.txt',
"%.1f" % ambTemp)
#TODO, only save temperature to file every 5 minutes
if count >= 100:
saveAmbTempToFile(str(ambTemp))
count = 0
else:
count += 1
# Now read the battery life
tool.sendline('char-read-hnd 0x001e')
k = tool.expect([pexpect.TIMEOUT, 'descriptor: .*'],
timeout=5)
if k == 1:
rVal = tool.after.split()
#print "Battery: " + str(floatfromhex(rVal[1]))
writeData('datafiles/batteryLife.txt',
"%.0f" % floatfromhex(rVal[1]))
else:
goodConnection = False
writeData('datafiles/systemStatus.txt', "BTEr")
else:
print "Bad Connection"
goodConnection = False
writeData('datafiles/systemStatus.txt', "BTEr")
# Switch off the temp sensor
tool.sendline('char-write-cmd 0x0027 00')
time.sleep(1)
else:
print "Bad Connection"
goodConnection = False
writeData('datafiles/systemStatus.txt', "BTEr")
time.sleep(1)
def toggleDisplayMode():
# display measured -> display desired -> display off
currentStatus = readData('datafiles/showStatus.txt')
if currentStatus == "MEASURED":
writeData ('datafiles/showStatus.txt', "DESIRED")
elif currentStatus == "DESIRED":
writeData ('datafiles/showStatus.txt', "BLANK")
elif currentStatus == "BLANK":
writeData ('datafiles/showStatus.txt', "CONTROL")
elif currentStatus == "CONTROL":
writeData ('datafiles/showStatus.txt', "BATTERY")
elif currentStatus == "BATTERY":
writeData ('datafiles/showStatus.txt', "SYSTEM")
elif currentStatus == "SYSTEM":
writeData ('datafiles/showStatus.txt', "MEASURED")
else:
pass #error
def updateAuto():
writeData ('datafiles/controlStatus.txt', 'AUTO')
# Default desired temperature to 19 when moving to AUTO
writeData('datafiles/desiredTemperature.txt', str(19))
writeData ('datafiles/showStatus.txt', "CONTROL")
def updateOff ():
writeData ('datafiles/controlStatus.txt', 'OFF')
writeData ('datafiles/showStatus.txt', "CONTROL")
def updateOff():
writeData('datafiles/controlStatus.txt', 'OFF')
temperatureOverrideThread = Thread(target=startTemperatureOverride, args=())
temperatureOverrideThread.daemon = True
temperatureOverrideThread.start()
temperatureSensorThread = Thread(target=startTempSensor, args=())
temperatureSensorThread.daemon = True
temperatureSensorThread.start()
# Control what gets sent to the alphanumeric display
showMessageThread = Thread(target=startShowStatus, args=())
showMessageThread.daemon = True
showMessageThread.start()
#TODO - Consider moving all logs and data files to a USB drive
writeData('datafiles/showStatus.txt',
"BLANK") # Default to nothing on the alphanumeric
writeData('datafiles/systemStatus.txt',
"GOOD") #BTEr Batt etc. show any errors
writeData('datafiles/alphaNumBrightness.txt', "0") # 0 to 15
writeData('datafiles/overrideCount.txt',
"30") # Check if we need to do a time override every 30 minutes
try:
while True:
fire.desiredTemperature = readData('datafiles/desiredTemperature.txt')
fire.measuredTemperature = readData(
'datafiles/measuredTemperature.txt')
fire.controlStatus = readData('datafiles/controlStatus.txt')
fire.timeOverride = readData('datafiles/timeOverride.txt')
fire.systemStatus = readData('datafiles/systemStatus.txt')