def sendScreen():
global disp
width = disp.width
height = disp.height
padding = 2
shape_width = 20
top = padding
bottom = height - padding
x = 10
BGlatest = BGReadings_Data()
BGlatest.getlatest()
BGsecondlatest = BGReadings_Data()
BGsecondlatest.getsecondlatest()
image = Image.new("1", (width, height))
# Load default font.
# font = ImageFont.load_default()
font = ImageFont.truetype("Verdana.ttf", 11)
draw = ImageDraw.Draw(image)
draw.text((x, top), "* TEST *", font=font, fill=255)
# draw.text((x, top+12), 'Raw: '+ str(mydata['RawValue']), font=font, fill=255)
draw.text(
(x, top + 12),
"CGM : " + str(math.ceil(BGlatest.bg)) + "(" + str(BGlatest.bg - BGsecondlatest.bg) + ")",
font=font,
fill=255,
)
draw.text(
(x, top + 24),
"Zeit: " + datetime.datetime.fromtimestamp((BGlatest.timestamp / 1000)).strftime("%H:%M:%S"),
font=font,
fill=255,
)
draw.text((x, top + 36), "Signal: " + str(mydata["ReceivedSignalStrength"]), font=font, fill=255)
draw.text((x, top + 48), "Dex ID: " + wixellib.dexcom_src_to_asc(mydata["TransmitterId"]), font=font, fill=255)
# Display image.
disp.image(image)
disp.display()
def sendScreen():
global disp
width = disp.width
height = disp.height
padding = 2
shape_width = 20
top = padding
bottom = height-padding
x = 10
BGlatest=BGReadings_Data()
BGlatest.getlatest()
BGsecondlatest=BGReadings_Data()
BGsecondlatest.getsecondlatest()
image = Image.new('1', (width, height))
# Load default font.
# font = ImageFont.load_default()
font = ImageFont.truetype('Verdana.ttf', 11)
draw = ImageDraw.Draw(image)
draw.text((x, top), '* TEST *', font=font, fill=255)
#draw.text((x, top+12), 'Raw: '+ str(mydata['RawValue']), font=font, fill=255)
draw.text((x, top+12), 'CGM : ' + str(math.ceil(BGlatest.bg)) + '(' + str(BGlatest.bg-BGsecondlatest.bg) + ')' , font=font, fill=255)
draw.text((x, top+24), 'Zeit: ' + datetime.datetime.fromtimestamp((BGlatest.timestamp/1000)).strftime('%H:%M:%S'), font=font, fill=255)
draw.text((x, top+36), 'Signal: ' + str(mydata['ReceivedSignalStrength']), font=font, fill=255)
draw.text((x, top+48), 'Dex ID: ' + wixellib.dexcom_src_to_asc(mydata['TransmitterId']) , font=font, fill=255)
# Display image.
disp.image(image)
disp.display()
def serialthread(dummy):
global mydata
global BG
global LASTBG
print "start serial com"
firstrun=True
while 1:
try:
# sometimes the wixel reboots and comes back as a different
# device - this code seemed to catch that happening
# more complex code might be needed if the pi has other
# ACM type devices.
ser = serial.Serial('/dev/ttyMFD2', 9600)
serial_line="00000"
if (firstrun==False):
serial_line = ser.readline()
print "Laenge->" + str(len(serial_line))
print "Daten Empfangen->" + ":".join("{:02x}".format(ord(c)) for c in serial_line)
if ord(serial_line[0])>len(serial_line):
print "Huston wir haben ein Prob"
serial_line="00000"
else:
print "Startup Transmitter ID senden ->" + str(my_TransmitterID)
send_TID_wixel(ser,my_TransmitterID)
firstrun=False
if ((serial_line[1]=="\xf1")):
print "Beacon Empfangen!!"
send_TID_wixel(ser,my_TransmitterID)
# Testdaten
#mydata['CaptureDateTime']=str(int(time.time()))+"000"
#mydata['RelativeTime']="0"
#mydata['RawValue']="155000"
#mydata['FilteredValue']="155000"
#mydata['BatteryLife']="240"
#mydata['TransmitterId']="00000"
#mydata['ReceivedSignalStrength']=0
#mydata['TransmissionId']=0
# print "Time adjusted raw" + str(xdriplib.calculateAgeAdjustedRawValue(5,155000))
# 1,080-80,36
if (serial_line[1]=="\x00") and (len(serial_line)==18):
print "Dexcom Daten empfangen"
# simple space delimited data records
# update dictionary - no sanity checking here
# 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
# 11:00:00:00:00:00:00:00:00:00:bc:00:de:5e:63:00:01:0a
# | | | | | | Protokoll Level
# | | | | |-------------Transmitter ID
# | | | |----------------Bridge Batterie
# | | |-------------------Dexcom batterie
# | |----------------------------------Filtered Data
# |-------------------------------------------Raw
mydata['CaptureDateTime']=str(int(time.time()))+"000"
mydata['RelativeTime']="0"
mydata['RawValue']=str(int(ord(serial_line[2])+(ord(serial_line[3])*256)+(ord(serial_line[4])*65536)+(ord(serial_line[5])*16777216)))
mydata['FilteredValue']=str(int(ord(serial_line[6])+(ord(serial_line[7])*256)+(ord(serial_line[8])*65536)+(ord(serial_line[9])*16777216)))
mydata['BatteryLife']=str(ord(serial_line[10]))
mydata['TransmitterId']=str(int(ord(serial_line[12])+(ord(serial_line[13])*256)+(ord(serial_line[14])*65536)+(ord(serial_line[15])*16777216)))
mydata['ReceivedSignalStrength']=0
mydata['TransmissionId']=0
print "Receive" + json.dumps(mydata)
send_ACK_wixel(ser)
if wixellib.dexcom_src_to_asc(mydata['TransmitterId'])==my_TransmitterID:
print "Neue daten Da !!!!!"
BGData=BGReadings_Data()
CurSensor=sensor.currentSensor()
Calib=calibration_Data()
Calib.getlatest()
BGData.raw_value=long(ord(serial_line[2])+(ord(serial_line[3])*256)+(ord(serial_line[4])*65536)+(ord(serial_line[5])*16777216))
BGData.filtered_value=int(ord(serial_line[6])+(ord(serial_line[7])*256)+(ord(serial_line[8])*65536)+(ord(serial_line[9])*16777216))
BGData.raw_timestamp=long(str(int(time.time()))+"000")
BGData.timestamp = BGData.raw_timestamp
BGData.DateTime = datetime.datetime.fromtimestamp((BGData.timestamp/1000)).strftime('%Y-%m-%d %H:%M:%S')
print "BGData.Datetime -> " + BGData.DateTime
BGData.slope = Calib.slope
BGData.intercept = Calib.intercept
BGData.sensor_confidence = Calib.sensor_confidence
BGData.age_adjusted_raw_value= xdriplib.calculateAgeAdjustedRawValue(xdriplib.getTimeDelta(BGData,CurSensor),BGData.raw_value)
BGData.sensor_age_at_time_of_estimation=CurSensor['started_at']
BGData.bg=xdriplib.calcCGMVAL(Calib.slope,Calib.intercept,BGData.age_adjusted_raw_value)
#BGData.bg=xdriplib.calcCGMVAL(Calib.slope,Calib.intercept,BGData.filtered_value)
print "Calib.slope -> " + str(Calib.slope)
print "Calib.intercept -> " + str(Calib.intercept)
print "BGData.age_adjusted_raw_value -> " + str(BGData.age_adjusted_raw_value)
print "BGData.filtered_value -> " + str(BGData.filtered_value)
print "BGData.bg -> " + str(BGData.bg)
print "BGData.bg (filtered) -> " + str(xdriplib.calcCGMVAL(Calib.slope,Calib.intercept,BGData.filtered_value))
BGData.write2db()
mongo_getBGReadings()
#mongo_findTreatCall_Calib()
xdriplib.find_new_curve()
xdriplib.find_new_raw_curve()
print "Neue Daten in die DB eingetragen -> \n";
#sendScreen()
else:
print "Error Found Wrong ID->"+wixellib.dexcom_src_to_asc(mydata['TransmitterId'])+" MyID-> "+ my_TransmitterID +"\n";
send_TID_wixel(ser,my_TransmitterID)
except serial.serialutil.SerialException,e:
print "Serial exception ",e
time.sleep(1)
ser.close()
time.sleep(6)