135 lines
4.1 KiB
Python
135 lines
4.1 KiB
Python
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
"""
|
|
Eclairage à LED Neopixel
|
|
avec contrôle (encodeur rotatif)
|
|
"""
|
|
__author__ = "arofarn"
|
|
__version__ = 0.2
|
|
|
|
# Imports
|
|
|
|
import time
|
|
import machine
|
|
import neopixel
|
|
from uos import uname
|
|
from encoder import Encoder
|
|
|
|
#Paramètres
|
|
|
|
NB_PIX = 8 # Nombre de pixels
|
|
MAX_LUM = 100 # Luminosité max (100 max.)
|
|
COULEUR = [255, 255, 255] # Couleur de base (à luminosité max)
|
|
|
|
#Déclaration des objets et initialisation des variables
|
|
|
|
board_type = uname()[0]
|
|
print("Système :", board_type)
|
|
|
|
if board_type == 'esp8266':
|
|
NEOPIX_PIN = 2
|
|
# Les deux broches suivantes doivent être capable d'interruption !!!
|
|
# sur ESP8266 => : 4, 5, 12, 13 et 14
|
|
ENC_PIN_A = 13 # N° de la 1ere broche de l'encodeur
|
|
ENC_PIN_B = 12 # N° de la 2e broche de l'encodeur
|
|
ENC_BOUTON = 14 # broche du clic central de l'encodeur
|
|
|
|
# With ESP8266 (no timing parameter)
|
|
pixel_strip = neopixel.NeoPixel(machine.Pin(NEOPIX_PIN), NB_PIX)
|
|
|
|
elif board_type == 'esp32':
|
|
NEOPIX_PIN = 14
|
|
# Pins
|
|
ENC_PIN_A = 15 # N° de la 1ere broche de l'encodeur
|
|
ENC_PIN_B = 33 # N° de la 2e broche de l'encodeur
|
|
ENC_BOUTON = 27 # broche du clic central de l'encodeur
|
|
|
|
# # Only with ESP32 : add timing param.
|
|
# # timing param =0 for "old" 400kHz neopixel (default)
|
|
# # =1 for "new" 800kHz neopixel
|
|
pixel_strip = neopixel.NeoPixel(machine.Pin(NEOPIX_PIN), NB_PIX, timing=1)
|
|
|
|
else:
|
|
# ce code n'est pas prévu pour d'autre carte pour l'instant
|
|
print("Carte non-supportée")
|
|
quit()
|
|
|
|
# # Only with ESP32 : add timing param.
|
|
# # timing param =0 for "old" 400kHz neopixel (default)
|
|
# # =1 for "new" 800kHz neopixel
|
|
# pixel_strip = neopixel.NeoPixel(machine.Pin(NEOPIX_PIN), NB_PIX, timing=1)
|
|
# coul_tmp = [0, 0, 0]
|
|
|
|
#Eteint tout à l'initialisation
|
|
pixel_strip.fill([0, 0, 0])
|
|
pixel_strip.write()
|
|
|
|
# Encodeur rotatif
|
|
enc = Encoder(ENC_PIN_B, ENC_PIN_A,
|
|
min_val=0, max_val=MAX_LUM,
|
|
clicks=1)
|
|
|
|
#Bouton
|
|
bout = machine.Pin(ENC_BOUTON, machine.Pin.IN)
|
|
|
|
#Variable d'état
|
|
LUM = 0 # Luminosité (0 - 100)
|
|
PWR = False # Est-ce que l'éclairage est allumé ?
|
|
BOUT_PRESS_STATE = 1
|
|
|
|
def update_neopixel(np_strp, coul, lum=50):
|
|
"""Update NeoPixel strip with one color
|
|
:param np_strp : NeoPixel object
|
|
:param coul : color [R, G, B]
|
|
:param lum : brightness 0-100 (default: 50)
|
|
"""
|
|
col_tmp = [0, 0, 0]
|
|
|
|
for i in range(3):
|
|
col_tmp[i] = int(coul[i] * lum / 100)
|
|
|
|
pixel_strip.fill(col_tmp)
|
|
pixel_strip.write()
|
|
|
|
while True:
|
|
|
|
# Si on a un changement de valeur, on met à jour la luminisité et l'éclairage
|
|
# des NeoPixel
|
|
if PWR and LUM != enc.value:
|
|
print(enc.value)
|
|
LUM = enc.value
|
|
update_neopixel(pixel_strip, COULEUR, LUM)
|
|
|
|
# Quand le bouton central est appuyé puis relâché, on allume ou on éteint
|
|
if bout.value() == 0 and BOUT_PRESS_STATE == 1:
|
|
PWR = not PWR
|
|
print("Power :", PWR)
|
|
if not PWR:
|
|
# Extinction des LED
|
|
pixel_strip.fill((0, 0, 0))
|
|
pixel_strip.write()
|
|
else:
|
|
# Luminité basse si on allume avec une luminisité de 0
|
|
if LUM == 0:
|
|
LUM = 10
|
|
|
|
# On remet l'encodeur à la dernière luminosité connue
|
|
# pour ignorer les mouvements pendant l'extinction
|
|
enc.reset(LUM)
|
|
update_neopixel(pixel_strip, COULEUR, LUM)
|
|
|
|
BOUT_PRESS_STATE = bout.value()
|
|
|
|
time.sleep_ms(20)
|