466 lines
18 KiB
Python
466 lines
18 KiB
Python
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import utime
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import random
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from patterns_base import PatternBase # Import PatternBase
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import _thread
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from machine import WDT
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class Patterns(PatternBase): # Inherit from PatternBase
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def __init__(self, pin, num_leds, color1=(0,0,0), color2=(0,0,0), brightness=127, selected="rainbow_cycle", delay=100):
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super().__init__(pin, num_leds, color1, color2, brightness, selected, delay) # Call parent constructor
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# Pattern-specific initializations
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self.on_width = 1 # Default on width
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self.off_width = 2 # Default off width (so total segment is 3, matching original behavior)
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self.n1 = 0 # Default start of fill range
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self.n2 = self.num_leds - 1 # Default end of fill range
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self.n3 = 1 # Default step factor
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self.n4 = 0
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self.oneshot = False # New: One-shot flag for patterns like fill_range
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self.patterns = {
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# Shortened pattern names for optimized JSON payloads
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"o": self.off,
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"on": self.on,
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"bl": self.blink,
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}
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self.step = 0
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self.run = True
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self.running = False
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self.wdt = WDT(timeout=10000)
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def select(self, pattern):
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self.selected = pattern
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self.run = False
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if pattern not in self.patterns:
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return False
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while self.running:
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utime.sleep_ms(1)
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self.running = True
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_thread.start_new_thread(self.patterns[pattern], ())
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def on(self):
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"""Turn on all LEDs with current color"""
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self.fill(self.apply_brightness(self.colors[0]))
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def off(self):
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"""Turn off all LEDs"""
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self.fill((0, 0, 0))
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def blink(self):
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self.run = True
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start = utime.ticks_ms()
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while self.run:
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self.wdt.feed()
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diff = utime.ticks_diff(utime.ticks_ms(), start)
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if diff >= self.delay:
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self.fill((0, 0, 0))
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start = utime.ticks_ms()
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elif diff >= self.delay/2:
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self.fill(self.apply_brightness(self.colors[0]))
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self.run = False
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self.running = False
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# def flicker(self):
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# current_time = utime.ticks_ms()
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# base_color = self.colors[0]
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# # Use fixed minimum brightness of 10, flicker between 10 and full brightness
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# # Use n3 as step rate multiplier to control how fast patterns step
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# min_brightness = 10
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# step_rate = max(1, int(self.n3))
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# flicker_brightness_offset = random.randint(-int(self.brightness // 1.5), int(self.brightness // 1.5))
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# flicker_brightness = max(min_brightness, min(255, self.brightness + flicker_brightness_offset))
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# flicker_color = self.apply_brightness(base_color, brightness_override=flicker_brightness)
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# self.fill(flicker_color)
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# self.last_update = current_time
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# return max(1, int(self.delay // (5 * step_rate)))
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# def fill_range(self):
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# """
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# Fills a range of LEDs from n1 to n2 with a solid color.
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# If self.oneshot is True, it fills once and then turns off the LEDs.
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# """
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# current_time = utime.ticks_ms()
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# if self.oneshot and self.pattern_step >= 1:
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# self.fill((0, 0, 0)) # Turn off LEDs if one-shot already happened
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# else:
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# color = self.apply_brightness(self.colors[0])
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# for i in range(self.n1, self.n2 + 1):
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# self.n[i] = color
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# self.n.write()
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# self.last_update = current_time
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# return self.delay
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# self.last_update = current_time
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# return self.delay
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# def n_chase(self):
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# """
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# A theater chase pattern using n1 for on-width and n2 for off-width.
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# """
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# current_time = utime.ticks_ms()
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# step_rate = max(1, int(self.n3))
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# segment_length = self.n1 + self.n2
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# if segment_length == 0: # Avoid division by zero
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# self.fill((0,0,0))
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# self.n.write()
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# self.last_update = current_time
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# return self.delay
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# # Use controller's step for synchronization, but scale it for chasing
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# chase_step = (self.step * step_rate) % self.num_leds
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# for i in range(self.num_leds):
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# # Calculate position relative to the chase head
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# pos_from_head = (i - chase_step) % self.num_leds
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# if pos_from_head < self.n1:
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# self.n[i] = self.apply_brightness(self.colors[0])
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# else:
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# self.n[i] = (0, 0, 0)
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# self.n.write()
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# # Don't update internal step - use controller's step for sync
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# self.last_update = current_time
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# return self.delay
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# def alternating(self):
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# # Use n1 as ON width and n2 as OFF width
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# segment_on = max(0, int(self.n1))
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# segment_off = max(0, int(self.n2))
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# total_segment_length = segment_on + segment_off
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# if total_segment_length <= 0:
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# self.fill((0, 0, 0))
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# self.n.write()
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# return self.delay
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# current_phase = self.step % 2
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# active_color = self.apply_brightness(self.colors[0])
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# for i in range(self.num_leds):
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# pos_in_segment = i % total_segment_length
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# if current_phase == 0:
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# # ON then OFF
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# if pos_in_segment < segment_on:
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# self.n[i] = active_color
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# else:
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# self.n[i] = (0, 0, 0)
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# else:
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# # OFF then ON
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# if pos_in_segment < segment_on:
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# self.n[i] = (0, 0, 0)
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# else:
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# self.n[i] = active_color
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# self.n.write()
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# # Don't update step - use the step value sent from controller for synchronization
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# return max(1, int(self.delay // 2))
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# def pulse(self):
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# # Envelope: attack=n1 ms, hold=delay ms, decay=n2 ms
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# attack_ms = max(0, int(self.n1))
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# hold_ms = max(0, int(self.delay))
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# decay_ms = max(0, int(self.n2))
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# base = self.colors[0] if len(self.colors) > 0 else (255, 255, 255)
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# full_brightness = max(0, min(255, int(self.brightness)))
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# # Attack phase (0 -> full)
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# if attack_ms > 0:
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# start = utime.ticks_ms()
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# while utime.ticks_diff(utime.ticks_ms(), start) < attack_ms:
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# elapsed = utime.ticks_diff(utime.ticks_ms(), start)
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# frac = elapsed / attack_ms if attack_ms > 0 else 1.0
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# b = int(full_brightness * frac)
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# self.fill(self.apply_brightness(base, brightness_override=b))
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# else:
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# self.fill(self.apply_brightness(base, brightness_override=full_brightness))
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# # Hold phase
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# if hold_ms > 0:
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# start = utime.ticks_ms()
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# while utime.ticks_diff(utime.ticks_ms(), start) < hold_ms:
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# pass
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# # Decay phase (full -> 0)
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# if decay_ms > 0:
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# start = utime.ticks_ms()
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# while utime.ticks_diff(utime.ticks_ms(), start) < decay_ms:
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# elapsed = utime.ticks_diff(utime.ticks_ms(), start)
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# frac = 1.0 - (elapsed / decay_ms if decay_ms > 0 else 1.0)
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# if frac < 0:
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# frac = 0
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# b = int(full_brightness * frac)
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# self.fill(self.apply_brightness(base, brightness_override=b))
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# # Ensure off at the end and stop auto-run
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# self.fill((0, 0, 0))
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# self.run = False
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# return self.delay
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# def rainbow(self):
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# # Wheel function to map 0-255 to RGB
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# def wheel(pos):
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# if pos < 85:
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# return (pos * 3, 255 - pos * 3, 0)
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# elif pos < 170:
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# pos -= 85
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# return (255 - pos * 3, 0, pos * 3)
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# else:
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# pos -= 170
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# return (0, pos * 3, 255 - pos * 3)
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# step_rate = max(1, int(self.n3))
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# # Use controller's step for synchronization, scaled for rainbow cycling
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# rainbow_step = (self.step * step_rate) % 256
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# for i in range(self.num_leds):
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# rc_index = (i * 256 // max(1, self.num_leds)) + rainbow_step
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# self.n[i] = self.apply_brightness(wheel(rc_index & 255))
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# self.n.write()
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# # Don't update internal step - use controller's step for sync
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# return max(1, int(self.delay // 5))
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# def specto(self):
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# # Light up LEDs from 0 up to n1 (exclusive) and turn the rest off
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# count = int(self.n1)
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# if count < 0:
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# count = 0
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# if count > self.num_leds:
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# count = self.num_leds
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# color = self.apply_brightness(self.colors[0] if len(self.colors) > 0 else (255, 255, 255))
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# for i in range(self.num_leds):
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# self.n[i] = color if i < count else (0, 0, 0)
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# self.n.write()
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# return self.delay
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# def radiate(self):
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# # Radiate outward from origins spaced every n1 LEDs, stepping each ring by self.delay
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# sep = max(1, int(self.n1) if self.n1 else 1)
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# color = self.apply_brightness(self.colors[0] if len(self.colors) > 0 else (255, 255, 255))
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# # Start with strip off
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# self.fill((0, 0, 0))
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# origins = list(range(0, self.num_leds, sep))
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# radius = 0
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# lit_total = 0
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# while True:
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# drew_any = False
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# for o in origins:
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# left = o - radius
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# right = o + radius
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# if 0 <= left < self.num_leds:
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# if self.n[left] == (0, 0, 0):
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# lit_total += 1
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# self.n[left] = color
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# drew_any = True
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# if 0 <= right < self.num_leds:
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# if self.n[right] == (0, 0, 0):
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# lit_total += 1
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# self.n[right] = color
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# drew_any = True
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# self.n.write()
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# # If we didn't draw anything new, we've reached beyond edges
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# if not drew_any:
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# break
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# # If all LEDs are now lit, immediately proceed to dark sweep
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# if lit_total >= self.num_leds:
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# break
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# # wait self.delay ms before next ring
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# start = utime.ticks_us()
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# while utime.ticks_diff(utime.ticks_us(), start) < self.delay:
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# pass
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# radius += 1
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# # Radiate back out (darkness outward): turn off from center to edges
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# last_radius = max(0, radius - 1)
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# for r in range(0, last_radius + 1):
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# for o in origins:
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# left = o - r
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# right = o + r
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# if 0 <= left < self.num_leds:
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# self.n[left] = (0, 0, 0)
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# if 0 <= right < self.num_leds:
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# self.n[right] = (0, 0, 0)
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# self.n.write()
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# start = utime.ticks_us()
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# while utime.ticks_diff(utime.ticks_us(), start) < self.delay:
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# pass
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# # ensure all LEDs are off at completion
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# self.fill((0, 0, 0))
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# # mark complete so scheduler won't auto-run again until re-selected
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# self.run = False
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# return self.delay
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# def segmented_movement(self):
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# """
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# Segmented movement pattern that alternates forward and backward.
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# Parameters:
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# n1: Number of LEDs per segment
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# n2: Spacing between segments (currently unused)
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# n3: Forward movement steps per beat
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# n4: Backward movement steps per beat
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# Movement: Alternates between moving forward n3 steps and backward n4 steps each beat.
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# """
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# try:
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# # Get parameters
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# segment_length = max(1, int(self.n1)) if hasattr(self, 'n1') else 3
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# segment_spacing = max(0, int(self.n2)) if hasattr(self, 'n2') else 2
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# forward_step = max(0, int(self.n3)) if hasattr(self, 'n3') else 1
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# backward_step = max(0, int(self.n4)) if hasattr(self, 'n4') else 0
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# # Initialize position tracking if not exists
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# if not hasattr(self, '_sm_position'):
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# self._sm_position = 0
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# self._sm_last_step = -1
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# # Check if this is a new beat (step changed)
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# if self.step != self._sm_last_step:
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# # Alternate between forward and backward movement
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# if self.step % 2 == 0:
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# # Even steps: move forward (if n3 > 0)
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# if forward_step > 0:
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# self._sm_position += forward_step
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# direction = "FWD"
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# elif backward_step > 0:
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# # If no forward, still move backward
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# self._sm_position -= backward_step
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# direction = "BWD"
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# else:
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# direction = "NONE"
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# else:
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# # Odd steps: move backward (if n4 > 0)
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# if backward_step > 0:
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# self._sm_position -= backward_step
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# direction = "BWD"
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# elif forward_step > 0:
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# # If no backward, still move forward
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# self._sm_position += forward_step
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# direction = "FWD"
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# else:
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# direction = "NONE"
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# # Wrap position around strip length
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# strip_length = self.num_leds + segment_length
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# self._sm_position = self._sm_position % strip_length
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# # Update last step
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# self._sm_last_step = self.step
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# # DEBUG: Print every beat
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# if self.step % 5 == 0:
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# print(f"SM: step={self.step}, dir={direction}, n3={forward_step}, n4={backward_step}, pos={self._sm_position}")
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# # Clear all LEDs
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# self.fill((0, 0, 0))
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# # Get color
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# color = self.apply_brightness(self.colors[0])
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# # Calculate segment width (segment + spacing)
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# segment_width = segment_length + segment_spacing
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# # Draw multiple segments across the strip
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# if segment_width > 0:
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# base_position = int(self._sm_position) % segment_width
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# # Draw segments starting from base_position
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# current_pos = base_position
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# while current_pos < self.num_leds:
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# # Draw segment from current_pos to current_pos + segment_length
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# segment_end = min(current_pos + segment_length, self.num_leds)
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# for i in range(max(0, current_pos), segment_end):
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# self.n[i] = color
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# # Move to next segment position
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# current_pos += segment_width
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# # Handle wrap-around: draw segments that start before 0
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# wrap_position = base_position - segment_width
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# while wrap_position > -segment_length:
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# if wrap_position < 0:
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# # Partial segment at start
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# segment_end = min(wrap_position + segment_length, self.num_leds)
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# for i in range(0, segment_end):
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# self.n[i] = color
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# wrap_position -= segment_width
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# self.n.write()
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# return self.delay
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# except Exception as e:
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# # DEBUG: Print error
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# print(f"SM Error: {e}")
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# # If anything goes wrong, turn off LEDs and return
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# self.fill((0, 0, 0))
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# self.n.write()
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# return self.delay
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# if __name__ == "__main__":
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# import time
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# from machine import WDT
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# wdt = WDT(timeout=2000) # Enable watchdog with a 2 second timeout
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# p = Patterns(pin=4, num_leds=60, color1=(255,0,0), color2=(0,0,255), brightness=127, selected="off", delay=100)
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# print(p.colors, p.brightness)
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# tests = [
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# ("off", {"duration_ms": 500}),
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# ("on", {"duration_ms": 500}),
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# ("color_wipe", {"delay": 200, "duration_ms": 1000}),
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# ("rainbow_cycle", {"delay": 100, "duration_ms": 2500}),
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# ("theater_chase", {"on_width": 3, "off_width": 3, "delay": 1000, "duration_ms": 2500}),
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# ("blink", {"delay": 500, "duration_ms": 2000}),
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# ("color_transition", {"delay": 150, "colors": [(255,0,0),(0,255,0),(0,0,255)], "duration_ms": 5000}),
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# ("flicker", {"delay": 100, "duration_ms": 2000}),
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# ("scanner", {"delay": 150, "duration_ms": 2500}),
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# ("bidirectional_scanner", {"delay": 50, "duration_ms": 2500}),
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# ("fill_range", {"n1": 10, "n2": 20, "delay": 500, "duration_ms": 2000}),
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# ("n_chase", {"n1": 5, "n2": 5, "delay": 2000, "duration_ms": 2500}),
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# ("alternating", {"n1": 5, "n2": 5, "delay": 500, "duration_ms": 2500}),
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# ("pulse", {"delay": 100, "duration_ms": 700}),
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# ]
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# print("\n--- Running pattern self-test ---")
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# for name, cfg in tests:
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# print(f"\nPattern: {name}")
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# # apply simple config helpers
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# if "delay" in cfg:
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# p.set_delay(cfg["delay"])
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# if "on_width" in cfg:
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# p.set_on_width(cfg["on_width"])
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# if "off_width" in cfg:
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# p.set_off_width(cfg["off_width"])
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# if "n1" in cfg and "n2" in cfg:
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# p.set_fill_range(cfg["n1"], cfg["n2"])
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# if "colors" in cfg:
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# p.set_colors(cfg["colors"])
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# p.select(name)
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# # run per configured duration using absolute-scheduled tick(next_due_ms)
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# start = utime.ticks_ms()
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# duration_ms = cfg["duration_ms"]
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# delay = cfg.get("delay", 0)
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# next_due = utime.ticks_ms() - 1 # force immediate first call
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# while utime.ticks_diff(utime.ticks_ms(), start) < duration_ms:
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# delay = p.tick(delay)
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# wdt.feed()
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# print("\n--- Test routine finished ---")
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