dc43693f17
To "clean up" the Learn System repo, we need to move groups of guides into subdirectories. This PR duplicates the CLUE guides into the CLUE subdirectory so guides may be changed prior to deleting redundant project repos to make more space.
152 lines
5.1 KiB
Python
152 lines
5.1 KiB
Python
# SPDX-FileCopyrightText: 2020 John Park for Adafruit Industries
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#
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# SPDX-License-Identifier: MIT
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# Adafruit BBQ display works with ibbq protocol-based BLE temperature probes
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import time
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import displayio
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import _bleio
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import adafruit_ble
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from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
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from adafruit_ble_ibbq import IBBQService
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from adafruit_clue import clue
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from adafruit_display_shapes.circle import Circle
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from adafruit_display_text import label
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from adafruit_bitmap_font import bitmap_font
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clue.display.brightness = 1.0
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homescreen_screen = displayio.Group()
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temperatures_screen = displayio.Group()
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# define custom colors
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GREEN = 0x00D929
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BLUE = 0x0000FF
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RED = 0xFF0000
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ORANGE = 0xFF6A00
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YELLOW = 0xFFFF00
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PURPLE = 0xE400FF
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BLACK = 0x000000
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WHITE = 0xFFFFFF
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BURNT = 0xBB4E00
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unit_mode = False # set the temperature unit_mode. True = centigrade, False = farenheit
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# Setup homescreen
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color_bitmap = displayio.Bitmap(120, 120, 1)
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color_palette = displayio.Palette(1)
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color_palette[0] = BURNT
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bg_sprite = displayio.TileGrid(color_bitmap, x=120, y=0, pixel_shader=color_palette)
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homescreen_screen.append(bg_sprite)
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clue_color = [GREEN, BLUE, RED, ORANGE, YELLOW, PURPLE]
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outer_circle = Circle(120, 120, 119, fill=BLACK, outline=BURNT)
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homescreen_screen.append(outer_circle)
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title_font = bitmap_font.load_font("/font/GothamBlack-50.bdf")
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title_font.load_glyphs("BQLUE".encode("utf-8"))
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title_label = label.Label(title_font, text="BBQLUE", color=clue.ORANGE)
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title_label.x = 12
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title_label.y = 120
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homescreen_screen.append(title_label)
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clue.display.root_group = homescreen_screen
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# Setup temperatures screen
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temp_font = bitmap_font.load_font("/font/GothamBlack-25.bdf")
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temp_font.load_glyphs("0123456789FC.-<".encode("utf-8"))
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my_labels_config = [
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(0, "", GREEN, 2, 100),
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(1, "", BLUE, 2, 150),
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(2, "", RED, 2, 200),
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(3, "", ORANGE, 135, 100),
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(4, "", YELLOW, 135, 150),
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(5, "", PURPLE, 135, 200),
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]
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my_labels = {} # dictionary of configured my_labels
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text_group = displayio.Group()
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for label_config in my_labels_config:
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(name, text, color, x, y) = label_config # unpack a tuple into five var names
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templabel = label.Label(temp_font, text=text, color=color)
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templabel.x = x
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templabel.y = y
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my_labels[name] = templabel
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text_group.append(templabel)
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temperatures_screen.append(text_group)
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temp_title_label = label.Label(title_font, text="BBQLUE", color=clue.ORANGE)
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temp_title_label.x = 12
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temp_title_label.y = 30
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temperatures_screen.append(temp_title_label)
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# PyLint can't find BLERadio for some reason so special case it here.
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ble = adafruit_ble.BLERadio() # pylint: disable=no-member
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ibbq_connection = None
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while True:
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# re-display homescreen here
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clue.display.root_group = homescreen_screen
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print("Scanning...")
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for adv in ble.start_scan(ProvideServicesAdvertisement, timeout=5):
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clue.pixel.fill((50, 50, 0))
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if IBBQService in adv.services:
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print("found an IBBq advertisement")
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ibbq_connection = ble.connect(adv)
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print("Connected")
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break
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# Stop scanning whether or not we are connected.
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ble.stop_scan()
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try:
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if ibbq_connection and ibbq_connection.connected:
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clue.pixel.fill((0, 0, 50))
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ibbq_service = ibbq_connection[IBBQService]
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ibbq_service.init()
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while ibbq_connection.connected:
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if clue.button_a: # hold a to swap between C and F
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print("unit_mode swapped")
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unit_mode = not unit_mode
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clue.red_led = True
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clue.play_tone(1200, 0.1)
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clue.red_led = False
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time.sleep(0.1) # debounce
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temps = ibbq_service.temperatures
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batt = ibbq_service.battery_level
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if temps is not None:
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probe_count = len(temps) # check how many probes there are
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for i in range(probe_count):
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if temps[i] != 0 and temps[i] < 1000: # unplugged probes
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if unit_mode:
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clue.pixel.fill((50, 0, 0))
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temp = temps[i]
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my_labels[i].text = "{} C".format(temp)
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clue.pixel.fill((0, 0, 0))
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print("Probe", i + 1, "Temperature:", temp, "C")
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else: # F
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clue.pixel.fill((50, 0, 0))
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temp = temps[i] * 9 / 5 + 32
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my_labels[i].text = "{} F".format(temp)
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clue.pixel.fill((0, 0, 0))
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print("Probe", i + 1, "Temperature:", temp, "F")
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else:
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print(
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"Probe", i + 1, "is unplugged",
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)
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my_labels[i].text = " ---"
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clue.display.root_group = temperatures_screen
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except _bleio.ConnectionError:
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continue
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