52 lines
1.3 KiB
Python
52 lines
1.3 KiB
Python
from machine import Pin
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import time
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idx = 0
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led_DP = Pin("GP12", Pin.OUT)
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led_D = Pin("GP13", Pin.OUT)
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led_E = Pin("GP14", Pin.OUT)
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led_C = Pin("GP15", Pin.OUT)
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led_G = Pin("GP16", Pin.OUT)
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led_F = Pin("GP17", Pin.OUT)
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led_A = Pin("GP18", Pin.OUT)
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led_B = Pin("GP19", Pin.OUT)
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led_pins = [led_DP, led_D, led_E, led_C, led_G, led_F, led_A, led_B]
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numbers = [0b11101110, 0b10001000, 0b11010110, 0b11011010, 0b10111000, 0b01111010, 0b01111110, 0b11001000, 0b11111110, 0b11111010]
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button_fwd = Pin("GP20", Pin.IN, pull=Pin.PULL_DOWN)
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button_bck = Pin("GP21", Pin.IN, pull=Pin.PULL_DOWN)
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def set_leds(leds, mask):
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for led in leds:
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led.value(mask & 1)
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mask >>= 1
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class ButtonHandler():
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def __init__(self,change=0):
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self.change = change
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self.last = 0
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def handler(self, pin):
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global idx
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now = time.ticks_ms()
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if time.ticks_diff(now, self.last) < 150:
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print("Debouncing")
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else:
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print(f"Changing by {self.change}")
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idx += self.change
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self.last = now
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button_fwd.irq(ButtonHandler(+1).handler, trigger=Pin.IRQ_RISING)
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button_bck.irq(ButtonHandler(-1).handler, trigger=Pin.IRQ_RISING)
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for pin in led_pins:
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pin.value(0)
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def run():
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while True:
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set_leds(led_pins, numbers[idx%len(numbers)])
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time.sleep(0.1)
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