Merge branch 'master' of https://github.com/firepixie/Adafruit_Learning_System_Guides

Author: firepixie

MIDI_CLUE_BLE_Glove/midi_clue_ble_glove.py

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+"""
+CLUE BLE MIDI
+Sends MIDI CC values based on accelerometer x & y and proximity sensor
+Touch #0 switches Bank/Preset patches
+Touch #1 picks among the three CC lines w A&B buttons adjusting CC numbers
+Touch #2 starts/stops sending CC messages (still allows Program Change)
+"""
+import time
+from adafruit_clue import clue
+import adafruit_ble
+from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
+import adafruit_ble_midi
+import adafruit_midi
+from adafruit_midi.control_change import ControlChange
+from adafruit_midi.program_change import ProgramChange
+
+# from adafruit_midi.note_on import NoteOn
+# from adafruit_midi.pitch_bend import PitchBend
+import simpleio
+import displayio
+import terminalio
+from adafruit_display_text import label
+from adafruit_display_shapes.rect import Rect
+
+# --- Pick your midi out channel here ---
+midi_channel = 1
+# --- Pick your MIDI CC numbers here ---
+cc_x_num = 71
+cc_y_num = 72
+cc_prox_num = 73
+# --- Pick Bank & Preset pairs here ---
+touch_patch = [  # first number is the Bank, second is the Preset
+    (4, 16),  # minimoog: Leads > Original MINI
+    (5, 8),  # Pads > Intergalactic Pass
+    (0, 13),  # Bass > Kraft Bass
+    (6, 9),  # Percussion > Space Hat
+]
+
+patch_count = len(touch_patch)
+patch_index = (
+    patch_count - 1
+)  # start on the last one so first time it is pressed it goes to first
+
+cc_x = 0
+cc_y = 0
+cc_prox = 0
+
+# Use default HID descriptor
+midi_service = adafruit_ble_midi.MIDIService()
+advertisement = ProvideServicesAdvertisement(midi_service)
+
+ble = adafruit_ble.BLERadio()
+if ble.connected:
+    for c in ble.connections:
+        c.disconnect()
+
+midi = adafruit_midi.MIDI(midi_out=midi_service, out_channel=midi_channel - 1)
+
+print("advertising")
+ble.name = "CLUE BLE MIDI"
+ble.start_advertising(advertisement)
+
+clue.display.brightness = 1.0
+clue.pixel.brightness = 0.2
+screen = displayio.Group(max_size=17)
+
+ORANGE = 0xCE6136
+GRAY = 0x080808
+BLACK = 0x121212
+BLUE = 0x668190
+SILVER = 0xAAAAAA
+BROWN = 0x805D40
+
+# --- Setup screen ---
+# BG
+color_bitmap = displayio.Bitmap(240, 240, 1)
+color_palette = displayio.Palette(1)
+color_palette[0] = GRAY
+bg_sprite = displayio.TileGrid(color_bitmap, x=0, y=0, pixel_shader=color_palette)
+screen.append(bg_sprite)
+column_a = 20
+column_b = 168
+# positions that are distributed relative to cc_x and cc_prox y positions
+row_a = 80
+row_c = 170
+row_b = int(row_a + ((row_c - row_a) / 2))
+line_row_a = int(row_a + ((row_b - row_a) / 2))
+line_row_b = int(row_b + ((row_c - row_b) / 2))
+picker_box_row = [row_a, row_b, row_c]
+
+# trim
+top_trim_box = Rect(0, 0, 240, 8, fill=BROWN, outline=None)
+screen.append(top_trim_box)
+bottom_trim_box = Rect(0, 232, 240, 8, fill=BROWN, outline=None)
+screen.append(bottom_trim_box)
+
+# title text
+title_label = label.Label(
+    terminalio.FONT, text="MIDI CLUE", scale=4, color=SILVER, max_glyphs=14
+)
+title_label.x = 14
+title_label.y = 27
+screen.append(title_label)
+
+# title box
+title_box = Rect(0, 54, 240, 8, fill=BROWN, outline=None)
+screen.append(title_box)
+
+# cc x num
+cc_x_num_label = label.Label(
+    terminalio.FONT,
+    text=("CC {}".format(cc_x_num)),
+    scale=3,
+    color=ORANGE,
+    max_glyphs=6,
+)
+cc_x_num_label.x = column_a
+cc_x_num_label.y = row_a
+screen.append(cc_x_num_label)
+
+# cc x value
+cc_x_label = label.Label(
+    terminalio.FONT, text=(cc_x), scale=3, color=ORANGE, max_glyphs=3
+)
+cc_x_label.x = column_b
+cc_x_label.y = row_a
+screen.append(cc_x_label)
+
+# picker box
+picker_box = Rect(3, row_a, 6, 6, fill=ORANGE, outline=None)
+screen.append(picker_box)
+
+# mid line
+mid_line_a = Rect(0, line_row_a, 240, 2, fill=SILVER, outline=None)
+screen.append(mid_line_a)
+
+# cc y num
+cc_y_num_label = label.Label(
+    terminalio.FONT, text=("CC {}".format(cc_y_num)), scale=3, color=BLUE, max_glyphs=6
+)
+cc_y_num_label.x = column_a
+cc_y_num_label.y = row_b
+screen.append(cc_y_num_label)
+
+# cc y value text
+cc_y_label = label.Label(terminalio.FONT, text=cc_y, scale=3, color=BLUE, max_glyphs=3,)
+cc_y_label.x = column_b
+cc_y_label.y = row_b
+screen.append(cc_y_label)
+
+# mid line
+mid_line_b = Rect(0, line_row_b, 240, 2, fill=SILVER, outline=None)
+screen.append(mid_line_b)
+
+# cc prox num text
+cc_prox_num_label = label.Label(
+    terminalio.FONT,
+    text=("CC {}".format(cc_prox_num)),
+    scale=3,
+    color=SILVER,
+    max_glyphs=6,
+)
+cc_prox_num_label.x = column_a
+cc_prox_num_label.y = row_c
+screen.append(cc_prox_num_label)
+
+# cc prox value text
+cc_prox_label = label.Label(
+    terminalio.FONT, text=cc_prox, scale=3, color=SILVER, max_glyphs=3,
+)
+cc_prox_label.x = column_b
+cc_prox_label.y = row_c
+screen.append(cc_prox_label)
+
+# footer line
+footer_line = Rect(0, 192, 240, 2, fill=SILVER, outline=None)
+screen.append(footer_line)
+
+
+# patch label
+patch_label = label.Label(
+    terminalio.FONT, text=("Patch _"), scale=2, color=BLUE, max_glyphs=12,
+)
+patch_label.x = 4
+patch_label.y = 216
+screen.append(patch_label)
+
+# footer label
+footer_label = label.Label(
+    terminalio.FONT, text=("connect BLE"), scale=2, color=ORANGE, max_glyphs=14
+)
+footer_label.x = 102
+footer_label.y = 216
+screen.append(footer_label)
+
+# show the screen
+clue.display.show(screen)
+
+cc_num_pick_toggle = 0  # which cc to adjust w buttons
+cc_send_toggle = True  # to start and stop sending cc
+
+debug = False  # set debug mode True to test raw values, set False to run BLE MIDI
+
+while True:
+    if debug:
+        accel_data = clue.acceleration  # get accelerometer reading
+        accel_x = accel_data[0]
+        accel_y = accel_data[1]
+        prox_data = clue.proximity
+        print("x:{} y:{}".format(accel_x, accel_y,))
+        print("proximity: {}".format(clue.proximity))
+        time.sleep(0.2)
+
+    else:
+        print("Waiting for connection")
+        while not ble.connected:
+            pass
+        print("Connected")
+        footer_label.x = 80
+        footer_label.color = BLUE
+        footer_label.text = "BLE Connected"
+        time.sleep(2)
+        footer_label.x = 110
+        footer_label.color = SILVER
+        footer_label.text = "sending CC"
+
+        while ble.connected:
+            # Clue sensor readings to CC
+            accel_data = clue.acceleration  # get accelerometer reading
+            accel_x = accel_data[0]
+            accel_y = accel_data[1]
+            prox_data = clue.proximity
+
+            # Remap analog readings to cc range
+            cc_x = int(simpleio.map_range(accel_x, -9, 9, 0, 127))
+            cc_y = int(simpleio.map_range(accel_y, 0, 9, 0, 127))
+            cc_prox = int(simpleio.map_range(prox_data, 0, 255, 0, 127))
+
+            # send all the midi messages in a list
+            if cc_send_toggle:
+                midi.send(
+                    [
+                        ControlChange(cc_x_num, cc_x),
+                        ControlChange(cc_y_num, cc_y),
+                        ControlChange(cc_prox_num, cc_prox),
+                    ]
+                )
+            cc_x_label.text = cc_x
+            cc_y_label.text = cc_y
+            cc_prox_label.text = cc_prox
+
+            # If you want to send NoteOn or Pitch Bend, here are examples:
+            # midi.send(NoteOn(44, 1column_a))  # G sharp 2nd octave
+            # a_pitch_bend = PitchBend(random.randint(0, 16383))
+            # midi.send(a_pitch_bend)
+
+            if clue.button_a:
+                if cc_num_pick_toggle == 0:
+                    cc_x_num = cc_x_num - 1
+                    cc_x_num_label.text = "CC {}".format(cc_x_num)
+                    time.sleep(0.05)  # Debounce
+                elif cc_num_pick_toggle == 1:
+                    cc_y_num = cc_y_num - 1
+                    cc_y_num_label.text = "CC {}".format(cc_y_num)
+                    time.sleep(0.05)
+                else:
+                    cc_prox_num = cc_prox_num - 1
+                    cc_prox_num_label.text = "CC {}".format(cc_prox_num)
+                    time.sleep(0.05)
+
+            if clue.button_b:
+                if cc_num_pick_toggle == 0:
+                    cc_x_num = cc_x_num + 1
+                    cc_x_num_label.text = "CC {}".format(cc_x_num)
+                    time.sleep(0.05)
+                elif cc_num_pick_toggle == 1:
+                    cc_y_num = cc_y_num + 1
+                    cc_y_num_label.text = "CC {}".format(cc_y_num)
+                    time.sleep(0.05)
+                else:
+                    cc_prox_num = cc_prox_num + 1
+                    cc_prox_num_label.text = "CC {}".format(cc_prox_num)
+                    time.sleep(0.05)
+
+            if clue.touch_0:
+                patch_index = (patch_index + 1) % patch_count
+                midi.send(  # Bank select
+                    [
+                        ControlChange(0, 0),  # MSB
+                        ControlChange(32, touch_patch[patch_index][0]),  # LSB
+                    ]
+                )
+                midi.send(ProgramChange(touch_patch[patch_index][1]))  # Program Change
+                patch_label.text = "Patch {}".format(patch_index + 1)
+                time.sleep(0.2)
+
+            if clue.touch_1:
+                cc_num_pick_toggle = (cc_num_pick_toggle + 1) % 3
+                picker_box.y = picker_box_row[cc_num_pick_toggle]
+                time.sleep(0.1)
+
+            if clue.touch_2:
+                cc_send_toggle = not cc_send_toggle
+                if cc_send_toggle:
+                    footer_label.x = 110
+                    footer_label.color = SILVER
+                    footer_label.text = "sending CC"
+                else:
+                    footer_label.x = 114
+                    footer_label.color = ORANGE
+                    footer_label.text = "CC paused"
+                time.sleep(0.1)
+
+        print("Disconnected")
+        print()
+        ble.start_advertising(advertisement)

PyPortal_Electioncal_US/electioncal.py

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+import sys
+import time
+import board
+from adafruit_pyportal import PyPortal
+cwd = ("/"+__file__).rsplit('/', 1)[0] # the current working directory (where this file is)
+sys.path.append(cwd)
+import electioncal_graphics  # pylint: disable=wrong-import-position
+
+# Get wifi details and more from a secrets.py file
+try:
+    from secrets import secrets
+except ImportError:
+    print("WiFi secrets are kept in secrets.py, please add them there!")
+    raise
+
+# Change this to your state and county, replacing spaces for underscores and in lowercase
+STATE="new_york"
+COUNTY="new_york"
+
+DATA_SOURCE = "https://electioncal.us/en/" + STATE +"/" + COUNTY + "/voter.json"
+DATA_LOCATION = []
+
+# Initialize the pyportal object and let us know what data to fetch and where
+# to display it
+pyportal = PyPortal(url=DATA_SOURCE,
+                    json_path=DATA_LOCATION,
+                    status_neopixel=board.NEOPIXEL,
+                    default_bg=0x000000)
+
+
+gfx = electioncal_graphics.Electioncal_Graphics(pyportal.splash, am_pm=True)
+display_refresh = None
+while True:
+    # only query the online time once per hour (and on first run)
+    if (not display_refresh) or (time.monotonic() - display_refresh) > 3600:
+        try:
+            print("Getting time from internet!")
+            pyportal.get_local_time()
+            display_refresh = time.monotonic()
+        except RuntimeError as e:
+            print("Some error occured, retrying! -", e)
+            continue
+
+        try:
+            value = pyportal.fetch()
+            #print("Response is", value)
+            gfx.load_data(value)
+        except RuntimeError as e:
+            print("Some error occured, retrying! -", e)
+            continue
+    try:
+        gfx.elections_cycle()
+    except RuntimeError as e:
+        print("Some error ocurred, retrying! -", e)
+        continue