NodeMCU Projects: Difference between revisions
→NeoPixel: new version
m (Protected "NodeMCU Projects" ([Edit=Allow only logged in users] (indefinite) [Move=Allow only logged in users] (indefinite) [Delete=Allow only logged in users] (indefinite))) |
(→NeoPixel: new version) |
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Line 66:
import neopixel
import time
import urandom
pin = machine.Pin(14, machine.Pin.OUT)
np = neopixel.NeoPixel(pin, 16)
return urandom.getrandbits(8)
def cycle():
np.write()▼
time.sleep_ms(25)▼
np.write()▼
np.write()▼
x,y,z = rand(),rand(),rand()
for i in range(16):
np[i] = (
np.write()
time.sleep_ms(25)
def circle_rainbow():
for i in range(16):
np[i] = (
np.write()
time.sleep_ms(25)
▲ for i in range(16):
for
else:▼
np.write()
▲ time.sleep_ms(25)
▲def circle(x,y,z):
for
val = 255 - (i & 0xff)
np[j] = (0, val, 0)
np.write()
▲def demo(np):
▲ for i in range(4 * n):
▲ for j in range(n):
▲ np[j] = (0, 0, 0)
▲ np[i % n] = (255, 255, 255)
▲ np.write()
▲ time.sleep_ms(25)
# bounce▼
▲ for i in range(4 * n):
▲ for j in range(n):
▲ np[j] = (0, 0, 128)
▲ if (i // n) % 2 == 0:
▲ np[i % n] = (0, 0, 0)
▲ else:
▲ np[n - 1 - (i % n)] = (0, 0, 0)
▲ np.write()
▲ time.sleep_ms(60)
for i in range(0, 4 * 256, 8):
for j in range(
if (i // 256) % 2 == 0:
val = i & 0xff
val = 255 - (i & 0xff)
np[j] = (0, 0, val)
np.write()
for i in range(5):
x,y,z = rand(),rand(),rand()
for i in range(4 * 16):
for j in range(16):
np[j] = (x,y,z)
if (i // 16) % 2 == 0:
np[i % 16] = (0, 0, 0)
else:
np
▲ for i in range(n):
▲ np[i] = (0, 0, 0)
▲ np.write()
▲def rainbow():
def off():
Line 140 ⟶ 151:
np.write()
cycle()
off()
time.sleep(1)
circle()
off()
time.sleep(1)
circle_rainbow()
off()
time.sleep(1)
fade()
off()
time.sleep(1)
bounce()
off()
</syntaxhighlight>
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