light strips!

This commit is contained in:
janeptrv 2020-11-06 20:12:24 -05:00
parent 244a09d9d1
commit 4e84992148
2 changed files with 27 additions and 2 deletions

26
leds.py
View file

@ -7,6 +7,8 @@
#
from time import sleep
import board
import neopixel
class Adafruit_CharLCD:
@ -53,7 +55,7 @@ class Adafruit_CharLCD:
LCD_5x10DOTS = 0x04
LCD_5x8DOTS = 0x00
def __init__(self, pin_rs=24, pin_e=23, pin_b=4, pins_db=[17, 25, 27, 22], pin_rgb=18, GPIO=None):
def __init__(self, pin_rs=24, pin_e=23, pin_b=4, pins_db=[17, 25, 27, 22], GPIO=None):
# Emulate the old behavior of using RPi.GPIO if we haven't been given
# an explicit GPIO interface to use
if not GPIO:
@ -242,6 +244,27 @@ class Adafruit_CharLCD:
else:
self.write4bits(ord(char), True)
def defaultPattern(n):
return (n % 255, n % 255, n % 255)
class LightStrip:
def __init__(self, data_pin = board.D18, string_length = 300, brightness = 1, pixel_order = neopixel.GRB):
# Emulate the old behavior of using RPi.GPIO if we haven't been given
# an explicit GPIO interface to use
self.np = neopixel.NeoPixel(data_pin, string_length, brightness = brightness, auto_write=False, pixel_order = pixel_order)
self.pattern = defaultPattern
def pattern(self, pattern_callback):
self.pattern = pattern_callback
def tick(self):
np = self.np
n = np.n
for i in range(n):
col = self.pattern(i)
if np[i] != col:
np[i] = col
debug_statements = True
@ -275,6 +298,7 @@ def querycolor():
def loop():
lcd = Adafruit_CharLCD()
lights = LightStrip()
level = 0
level_max = 14
idle = 0

View file

@ -1 +1,2 @@
rpi_ws281x==4.2.5
rpi_ws281x==4.2.5
adafruit-circuitpython-neopixel==6.0.0