halloween

halloween.py

# Code from
# https://learn.adafruit.com/micropython-basics-load-files-and-run-code/boot-scripts
# https://learn.adafruit.com/building-and-running-micropython-on-the-esp8266/micropython-usage
# https://docs.micropython.org/en/latest/esp8266/quickref.html#neopixel-driver
# https://docs.micropython.org/en/latest/esp8266/tutorial/neopixel.html
#  sudo pip3 install adafruit-ampy
# export AMPY_PORT=/dev/cu.usbserial-14255
# ampy put test.py  /main.py 
# ampy run test.py 
# Mini D1 : D3 == pin 0

from time import sleep
from machine import Pin
from neopixel import NeoPixel
import time 
import os, machine

uart = machine.UART(0, 115200)
os.dupterm(uart, 1)

brightness = 0.03

print('Testing')

pin = Pin(0, Pin.OUT)   # set GPIO0 to output to drive NeoPixels
np = NeoPixel(pin, 31)   # create NeoPixel driver on GPIO0 for 8 pixels

color  = [(255, 255, 255), (0, 255, 255), (255, 255, 0), (255, 0, 0), (0, 0, 255), (0, 255, 0), (0, 0, 0)]

print(color[0:-1])



def demo(np):
    n = np.n

    # cycle
    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)

    # fade in/out
    for i in range(0, 4 * 256, 8):
        for j in range(n):
            if (i // 256) % 2 == 0:
                val = i & 0xff
            else:
                val = 255 - (i & 0xff)
            np[j] = (val, 0, 0)
        np.write()

    # clear
    for i in range(n):
        np[i] = (0, 0, 0)
    np.write()


while True:

    #demo(np)


    # fade in/out
    for i in range(0, 4 * 256, 8):
        for j in range(31):
            if (i // 256) % 2 == 0:
                val = i & 0xff
            else:
                val = 255 - (i & 0xff)
            np[j] = (val, val, val)
        np.write()


    print('Step 0')
    for i in color :
        for x in range(0,31):
            np[x] = i
            np.write() 
        time.sleep(0.5)


    for i in color[0:-1] :
        for t in range(0,5):
            for x in range(0,31):
                np[x] = i
                np.write() 
            time.sleep(0.01)
            for x in range(0,31):
                np[x] = (0, 0, 0)
                np.write()
            time.sleep(0.5)


    print('Step 1')
    for i in color :
        for x in range(0,31):
            np[x] = i
            np.write() 
            time.sleep(0.01)
    
    print('Step 2')
    for i in color :
        for x in range(0,31):
            np[x] = i
            np[x-1] = (0, 0, 0)
            np.write() 
            time.sleep(0.02)

    print('Step 3')
    for i in color :
        for x in range(0,31):
            y = 30 - x
            np[y] = i
            if x >= 1:
                np[y+1] = (0, 0, 0)
            np.write() 
            time.sleep(0.02)     

    print('Step 4')
    for i in color :
        for x in range(0,31):
            y = 30 - x
            np[y] = i
            if x >= 1:
                np[y+1] = (0, 0, 0)
            np.write() 
            time.sleep(0.02)  
        for x in range(0,31):
            np[x] = i
            np[x-1] = (0, 0, 0)
            np.write() 
            time.sleep(0.02) 

    print('Step 6')
    for i in color :
        for x in range(0,31):
            np[30-x] = i
            np.write() 
            time.sleep(0.02)