def __init__(self, address=0x70, bus=Adafruit_I2C.getPiI2CBusNumber(), debug=False):
self.i2c = Adafruit_I2C(address, bus)
self.address = address
self.debug = debug
# Turn the oscillator on
self.i2c.write8(self.__HT16K33_REGISTER_SYSTEM_SETUP | 0x01, 0x00)
# Turn blink off
self.setBlinkRate(self.__HT16K33_BLINKRATE_OFF)
# Set maximum brightness
self.setBrightness(15)
# Clear the screen
self.clear()
#!/usr/bin/python import time import datetime from Adafruit_7Segment import SevenSegment from Adafruit_I2C import Adafruit_I2C # =========================================================================== # Clock Example # =========================================================================== i2CBus = Adafruit_I2C.getPiI2CBusNumber() # if using this example with a BeagleBone, uncomment the line below and specify # which I2C Bus the backpack is connected on. If connected to I2C1 (Header P9, # pin 17 & 18) specify 1, if connected to I2C2 (Header P9, pin 19 & 20) specify 3. # WARNING: if using with a BeagleBone use a logic-level convertor such as this one # https://www.adafruit.com/products/757 # i2CBus = 1 | 3 segment = SevenSegment(address=0x70, bus=i2CBus) print "Press CTRL+Z to exit" # Continually update the time on a 4 char, 7-segment display while(True): now = datetime.datetime.now() hour = now.hour minute = now.minute second = now.second # Set hours segment.writeDigit(0, int(hour / 10)) # Tens
#camera.crop = sizeData[sizeMode][2]
camera.crop = (0.0, 0.0, 1.0, 1.0)
# Leave raw format at default YUV, don't touch, don't set to RGB!
# Load all icons at startup.
for file in os.listdir(iconPath):
if fnmatch.fnmatch(file, '*.png'):
icons.append(Icon(file.split('.')[0]))
# Initialize I2C
try:
# print "Initialize I2C"
AdaI2C = Adafruit_I2C(0x36)
Adafruit_I2C.__init__(AdaI2C, 0x36)
AdaI2C.address = 0x36 # SparkFun "Fuel Gauge"
AdaI2C.bus = smbus.SMBus(Adafruit_I2C.getPiI2CBusNumber())
Adafruit_I2C.write16(AdaI2C, 0xFE, 0x0054) # POR register
Adafruit_I2C.write16(AdaI2C, 0x0C, 0x00FE) # RCOMP register
time.sleep(10)
# Initialize GPIO
GPIO.setmode(GPIO.BCM)
GPIO.setup(17, GPIO.IN) # Monitor Charging Status LED on LiPo Charger
GPIO.setup(18, GPIO.OUT) # Controls an Alarm LED during last 20% Battey Life
GPIO.output(18, GPIO.HIGH)
updFuelGauge()
getFuelLevel()
# print "Default I2C bus is accessible"
except:
# print "Error accessing default I2C bus"
pass
def __init__(self, address=0x70, bus=Adafruit_I2C.getPiI2CBusNumber(), debug=False):
if (debug):
print "Initializing a new instance of LEDBackpack at 0x%02X" % address
self.disp = LEDBackpack(address=address, bus=bus, debug=debug)