import board import neopixel import digitalio from adafruit_debouncer import Button import time import random import math PIXEL_PIN = board.GP0 NUM_PIXELS = 256 BRIGHTNESS = 0.1 WIDTH = 16 HEIGHT = 16 grid = neopixel.NeoPixel(PIXEL_PIN, NUM_PIXELS, auto_write=False, brightness=BRIGHTNESS) RED = (255, 0, 0) ORANGE = (255, 165, 0) GREEN = (0, 255, 0) BLACK = (0, 0, 0) BLUE= (0,0,255) # Helper: Convert (x, y) to pixel index in a top-left 0-indexed serpentine grid def xy_to_index(x, y): if y % 2 == 0: return y * WIDTH + x # even row: left to right else: return y * WIDTH + (WIDTH - 1 - x) # Indices for the "5" digit (RED) five_pixels = [93, 98, 125, 130, 157, 162, 189, 92, 99, 124, 131, 156, 163, 188, 91, 100, 90, 101, 89, 102, 88, 103, 87, 104, 120, 135, 152, 167, 184, 119, 136, 151, 168, 183, 169, 182, 170, 181, 171, 180, 172, 179, 173, 178, 83, 108, 115, 140, 147, 82, 109, 114, 141, 146] # Indices for the "10" digit (GREEN) ten_pixels = [31, 61, 28, 65, 94, 66, 93, 67, 92, 68, 91, 69, 90, 70, 89, 71, 88, 72, 87, 73, 86, 74, 85, 75, 84, 76, 83, 77, 82, 44, 51, 45, 50, 108, 115, 109, 114, 158, 161, 157, 162, 156, 163, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 222, 225, 221, 226, 220, 227, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 190, 193, 189, 194, 179, 204, 178, 205] fifteen_pixels = [28, 34, 19, 44, 51, 76, 83, 108, 18, 45, 50, 77, 82, 109, 62, 65, 61, 66, 60, 67, 59, 68, 58, 69, 57, 70, 56, 71, 55, 72, 54, 73, 53, 74, 52, 75, 130, 157, 162, 189, 194, 221, 226, 131, 156, 163, 188, 195, 220, 227, 132, 155, 133, 154, 134, 153, 135, 152, 136, 151, 167, 184, 199, 216, 231, 168, 183, 200, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 140, 147, 172, 179, 204, 141, 146, 173, 178, 205] twenty_pixels = [30, 33, 62, 65, 94, 97, 126, 29, 34, 61, 66, 93, 98, 125, 158, 161, 190, 193, 222, 225, 157, 162, 189, 194, 221, 226, 99, 124, 100, 123, 101, 122, 102, 121, 103, 120, 104, 119, 24, 39, 56, 71, 88, 23, 40, 55, 72, 87, 22, 41, 21, 42, 20, 43, 19, 44, 18, 45, 51, 76, 83, 108, 115, 50, 77, 82, 109, 114, 156, 163, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 220, 227, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 179, 204, 178, 205] twenty_five_pixels = [29, 34, 61, 66, 93, 98, 28, 35, 60, 67, 92, 99, 91, 100, 90, 101, 89, 102, 88, 103, 87, 104, 24, 39, 56, 71, 23, 40, 55, 72, 22, 41, 21, 42, 20, 43, 19, 44, 18, 45, 51, 76, 83, 108, 50, 77, 82, 109, 130, 157, 162, 189, 194, 221, 226, 131, 156, 163, 188, 195, 220, 227, 132, 155, 133, 154, 134, 153, 135, 152, 136, 151, 167, 184, 199, 216, 231, 168, 183, 200, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 140, 147, 172, 179, 204, 141, 146, 173, 178, 205] thirty_pixels = [30, 33, 62, 65, 94, 97, 126, 158, 161, 190, 193, 222, 225, 29, 34, 61, 66, 93, 98, 125, 157, 162, 189, 194, 221, 226, 99, 124, 100, 123, 101, 122, 102, 121, 103, 120, 104, 119, 105, 118, 106, 117, 107, 116, 108, 115, 109, 114, 24, 39, 56, 71, 88, 23, 40, 55, 72, 87, 19, 44, 51, 76, 83, 18, 45, 50, 77, 82, 156, 163, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 220, 227, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 179, 204, 178, 205] thirty_five_pixels = [29, 34, 61, 66, 93, 98, 28, 35, 60, 67, 92, 99, 91, 100, 90, 101, 89, 102, 88, 103, 87, 104, 86, 105, 85, 106, 84, 107, 83, 108, 82, 109, 24, 39, 56, 71, 23, 40, 55, 72, 19, 44, 51, 76, 18, 45, 50, 77, 130, 157, 162, 189, 194, 221, 226, 131, 156, 163, 188, 195, 220, 227, 132, 155, 133, 154, 134, 153, 135, 152, 136, 151, 167, 184, 199, 216, 231, 168, 183, 200, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 140, 147, 172, 179, 204, 141, 146, 173, 178, 205] forty_pixels = [30, 33, 29, 34, 28, 35, 27, 36, 26, 37, 25, 38, 24, 39, 23, 40, 97, 126, 98, 125, 99, 124, 100, 123, 101, 122, 102, 121, 103, 120, 104, 119, 105, 118, 106, 117, 107, 116, 108, 115, 109, 114, 56, 71, 88, 55, 72, 87, 158, 161, 157, 162, 156, 163, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 222, 225, 221, 226, 220, 227, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 190, 193, 189, 194, 179, 204, 178, 205] forty_five_pixels = [29, 34, 28, 35, 27, 36, 26, 37, 25, 38, 24, 39, 23, 40, 56, 71, 55, 72, 93, 98, 92, 99, 91, 100, 90, 101, 89, 102, 88, 103, 87, 104, 86, 105, 85, 106, 84, 107, 83, 108, 82, 109, 130, 157, 162, 189, 194, 221, 226, 131, 156, 163, 188, 195, 220, 227, 132, 155, 133, 154, 134, 153, 135, 152, 136, 151, 167, 184, 199, 216, 231, 168, 183, 200, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 140, 147, 172, 179, 204, 141, 146, 173, 178, 205] fifty_pixels = [29, 34, 61, 66, 93, 98, 125, 28, 35, 60, 67, 92, 99, 124, 27, 36, 26, 37, 25, 38, 24, 39, 23, 40, 56, 71, 88, 103, 120, 55, 72, 87, 104, 119, 105, 118, 106, 117, 107, 116, 108, 115, 109, 114, 19, 44, 51, 76, 83, 18, 45, 50, 77, 82, 157, 162, 189, 194, 221, 226, 156, 163, 188, 195, 220, 227, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 179, 204, 178, 205, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237] fifty_five_pixels = [29, 34, 61, 66, 93, 98, 125, 28, 35, 60, 67, 92, 99, 124, 27, 36, 26, 37, 25, 38, 24, 39, 23, 40, 56, 71, 88, 103, 120, 55, 72, 87, 104, 119, 105, 118, 106, 117, 107, 116, 108, 115, 109, 114, 19, 44, 51, 76, 83, 18, 45, 50, 77, 82, 157, 162, 189, 194, 221, 226, 253, 156, 163, 188, 195, 220, 227, 252, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 184, 199, 216, 231, 248, 183, 200, 215, 232, 247, 233, 246, 234, 245, 235, 244, 236, 243, 237, 242, 147, 172, 179, 204, 211, 146, 173, 178, 205, 210] sixty_pixels = [29, 34, 61, 66, 93, 98, 125, 28, 35, 60, 67, 92, 99, 124, 27, 36, 26, 37, 25, 38, 24, 39, 23, 40, 22, 41, 21, 42, 20, 43, 19, 44, 18, 45, 56, 71, 88, 103, 120, 55, 72, 87, 104, 119, 51, 76, 83, 108, 115, 50, 77, 82, 109, 114, 105, 118, 106, 117, 107, 116, 157, 162, 189, 194, 221, 226, 156, 163, 188, 195, 220, 227, 155, 164, 154, 165, 153, 166, 152, 167, 151, 168, 150, 169, 149, 170, 148, 171, 147, 172, 146, 173, 219, 228, 218, 229, 217, 230, 216, 231, 215, 232, 214, 233, 213, 234, 212, 235, 211, 236, 210, 237, 179, 204, 178, 205] fill_order = [ 15, 16, 47, 48, 79, 80, 111, 112, 143, 144, 175, 176, 207, 208, 239, 240, 14, 17, 46, 49, 78, 81, 110, 113, 142, 145, 174, 177, 206, 209, 238, 241, 13, 18, 45, 50, 77, 82, 109, 114, 141, 146, 173, 178, 205, 210, 237, 242, 12, 19, 44, 51, 76, 83, 108, 115, 140, 147, 172, 179, 204, 211, 236, 243, 11, 20, 43, 52, 75, 84, 107, 116, 139, 148, 171, 180, 203, 212, 235, 244, 10, 21, 42, 53, 74, 85, 106, 117, 138, 149, 170, 181, 202, 213, 234, 245, 9, 22, 41, 54, 73, 86, 105, 118, 137, 150, 169, 182, 201, 214, 233, 246, 8, 23, 40, 55, 72, 87, 104, 119, 136, 151, 168, 183, 200, 215, 232, 247, 7, 24, 39, 56, 71, 88, 103, 120, 135, 152, 167, 184, 199, 216, 231, 248, 6, 25, 38, 57, 70, 89, 102, 121, 134, 153, 166, 185, 198, 217, 230, 249, 5, 26, 37, 58, 69, 90, 101, 122, 133, 154, 165, 186, 197, 218, 229, 250, 4, 27, 36, 59, 68, 91, 100, 123, 132, 155, 164, 187, 196, 219, 228, 251, 3, 28, 35, 60, 67, 92, 99, 124, 131, 156, 163, 188, 195, 220, 227, 252, 2, 29, 34, 61, 66, 93, 98, 125, 130, 157, 162, 189, 194, 221, 226, 253, 1, 30, 33, 62, 65, 94, 97, 126, 129, 158, 161, 190, 193, 222, 225, 254, 0, 31, 32, 63, 64, 95, 96, 127, 128, 159, 160, 191, 192, 223, 224, 255 ] # Mapping of number to pixel lists number_map = { 5: five_pixels, 10: ten_pixels, 15: fifteen_pixels, 20: twenty_pixels, 25: twenty_five_pixels, 30: thirty_pixels, 35: thirty_five_pixels, 40: forty_pixels, 45: forty_five_pixels, 50: fifty_pixels, 55: fifty_five_pixels, 60: sixty_pixels } pin_to_seconds = { board.GP21: 5, board.GP20: 10, board.GP17: 15, board.GP22: 20, board.GP26: 25, board.GP19: 30, board.GP10: 40, board.GP8: 45, board.GP3: 50, board.GP4: 55, board.GP14: 60 } start_pin = board.GP16 reset_pin = board.GP18 play_pause_pin = board.GP11 party_pin = board.GP15 # Setup buttons buttons = {} for pin, secs in pin_to_seconds.items(): dio = digitalio.DigitalInOut(pin) dio.switch_to_input(pull=digitalio.Pull.UP) buttons[secs] = Button(dio) start_button_io = digitalio.DigitalInOut(start_pin) start_button_io.switch_to_input(pull=digitalio.Pull.UP) start_button = Button(start_button_io) reset_button_io = digitalio.DigitalInOut(reset_pin) reset_button_io.switch_to_input(pull=digitalio.Pull.UP) reset_button = Button(reset_button_io) play_pause_io = digitalio.DigitalInOut(play_pause_pin) play_pause_io.switch_to_input(pull=digitalio.Pull.UP) play_pause_button = Button(play_pause_io) party_io = digitalio.DigitalInOut(party_pin) party_io.switch_to_input(pull=digitalio.Pull.UP) party_button = Button(party_io) selected_time = None def display_number(seconds): grid.fill(BLUE) for i in number_map[seconds]: if 0 <= i < NUM_PIXELS: grid[i] = RED grid.show() def run_timer(seconds): global paused # --- 3, 2, 1 Countdown --- for color in [RED, ORANGE, GREEN]: reset_button.update() if reset_button.fell: print("Reset during countdown!") grid.fill(BLACK) grid.show() return grid.fill(color) grid.show() time.sleep(1) grid.fill(BLACK) grid.show() total_pixels = len(fill_order) delay = seconds / total_pixels color = RED stage = total_pixels // 3 i = 0 while i < total_pixels: pixel_index = fill_order[i] # Check for Reset reset_button.update() if reset_button.fell: print("Reset during timer!") grid.fill(BLACK) grid.show() return # Check for Play/Pause play_pause_button.update() if play_pause_button.fell: paused = not paused print("Paused" if paused else "Resumed") # If paused, wait and don't increment i if paused: time.sleep(0.1) continue # Handle color stages if i == stage: color = ORANGE for j in range(i): grid[fill_order[j]] = color elif i == 2 * stage: color = GREEN for j in range(i): grid[fill_order[j]] = color grid[pixel_index] = color grid.show() time.sleep(delay) i += 1 print("Ready. Press time button, then Start.") def index_to_xy(index): y = index // 16 x = index % 16 if y % 2 == 0 else 15 - (index % 16) return (x, y) def xy_to_index(x, y): if 0 <= x < 16 and 0 <= y < 16: return y * 16 + x if y % 2 == 0 else y * 16 + (15 - x) return -1 # Invalid index def draw_circle_burst(center_index, radius, color): cx, cy = index_to_xy(center_index) for angle in range(0, 360, 30): # 12 points around the circle rad = math.radians(angle) x = round(cx + radius * math.cos(rad)) y = round(cy + radius * math.sin(rad)) idx = xy_to_index(x, y) if 0 <= idx < NUM_PIXELS: grid[idx] = color # Center pixel too if 0 <= center_index < NUM_PIXELS: grid[center_index] = color def party_mode(duration=15): print("🎉 Circular Rainbow Fireworks!") rainbow_colors = [ (255, 0, 0), # Red (255, 127, 0), # Orange (255, 255, 0), # Yellow (0, 255, 0), # Green (0, 0, 255), # Blue (75, 0, 130), # Indigo (148, 0, 211) # Violet ] end_time = time.monotonic() + duration while time.monotonic() < end_time: grid.fill(BLACK) # Draw a few bursts per frame for _ in range(3): center = random.randint(16, NUM_PIXELS - 17) color = random.choice(rainbow_colors) draw_circle_burst(center, radius=2, color=color) grid.show() time.sleep(0.1) grid.fill(BLACK) grid.show() print("🎊 Fireworks party over!") paused = False running = False while True: for secs, btn in buttons.items(): btn.update() if btn.fell and not running: # 🔧 Only allow changing if not running selected_time = secs print(f"Selected: {selected_time} seconds") display_number(selected_time) start_button.update() if start_button.fell and selected_time and not running: print(f"Starting timer for {selected_time} seconds") running = True run_timer(selected_time) running = False selected_time = None # Reset after timer ends reset_button.update() if reset_button.fell: print("Reset button pressed!") grid.fill(BLACK) grid.show() selected_time = None running = False paused = False time.sleep(0.25) party_button.update() if party_button.fell: print("Button pressed on: board.GP15 - party") running = False paused = False selected_time = None grid.fill(BLACK) grid.show() party_mode() time.sleep(0.01)