ESP32（MicroPython） 网页控制环形WS2812
ESP32（MicroPython）网页控制环形WS2812
本程序用于提供网页控制环形WS2812，为了不影响网页正常运行，本程序取消了流水灯形式，改为每个灯或每2个灯或每4个灯取随机亮度，延时和亮度可调。主控换成ESP32C3，感觉网页流畅度比ESP32-EROOM32低一些。
程序如下
#导入Pin模块
from machine import Pin
import time
from machine import Timer
from neopixel import NeoPixel
import random
from machine import ADC
import network
import socket
import _thread
#定义RGB控制对象
#控制引脚为13，RGB灯串联5个
pin=9
rgb_num=24
rgb_led=NeoPixel(Pin(pin,Pin.OUT),rgb_num)
brightness=24
delay=300
mode=2
#定义LED控制对象
led1=Pin(8,Pin.OUT,Pin.PULL_DOWN)
#连接的WIFI账号和密码
ssid = " "
password = " "
#WIFI连接
def wifi_connect():
wlan=network.WLAN(network.STA_IF) #STA模式
wlan.active(True) #激活
if not wlan.isconnected():
print("conneting to network...")
wlan.connect(ssid,password) #输入 WIFI 账号密码
while not wlan.isconnected():
led1.value(1)
time.sleep_ms(300)
led1.value(0)
time.sleep_ms(300)
led1.value(0)
return False
else:
led1.value(0)
print("network information:", wlan.ifconfig())
return True
#网页数据
def web_page():
html = """
ESP32 WS2812 Control
"""
return html
#定时器0中断函数
def time0_irq(i1,i2):
global brightness
global mode
global delay
while True:
if mode==0 : #关灯
i=0
for i in range(rgb_num):
rgb_led[i]=(0, 0, 0)
rgb_led.write()
time.sleep_ms(delay)
if mode==1 : #每个灯取随机颜色
i=0
for i in range(rgb_num):
d1=random.randint(0,brightness)
e1=random.randint(0,brightness)
f1=random.randint(0,brightness)
rgb_led[i]=(d1, e1, f1)
rgb_led.write()
time.sleep_ms(delay)
if mode==2 : #每2个灯取随机颜色
i=0
for i in range(rgb_num):
if i%2==0:
d1=random.randint(0,brightness)
e1=random.randint(0,brightness)
f1=random.randint(0,brightness)
rgb_led[i]=(d1, e1, f1)
else:
rgb_led[i]=(d1, e1, f1)
rgb_led.write()
time.sleep_ms(delay)
if mode==3 : #每4个灯取随机颜色
i=0
for i in range(rgb_num):
if i%4==0:
d1=random.randint(0,brightness)
e1=random.randint(0,brightness)
f1=random.randint(0,brightness)
rgb_led[i]=(d1, e1, f1)
else:
rgb_led[i]=(d1, e1, f1)
rgb_led.write()
time.sleep_ms(delay)
wifi_connect()
#SOCK_STREAM表示的是TCP协议，SOCK_DGRAM表示的是UDP协议
my_socket=socket.socket(socket.AF_INET, socket.SOCK_STREAM) #创建socket连接
# 将socket对象绑定ip地址和端口号
my_socket.bind(('', 80))
# 相当于电话的开机 括号里的参数表示可以同时接收5个请求
my_socket.listen(5)
def server(i1,i2):
global brightness
global mode
global delay
while True:
try:
# 进入监听状态，等待别人链接过来，有两个返回值，
#一个是对方的socket对象，一个是对方的ip以及端口
client, addr = my_socket.accept()
print('Got a connection from %s' % str(addr))
# recv表示接收，括号里是最大接收字节
request = client.recv(1024)
request = str(request)
print('Content = %s' % request)
# 进入监听状态，等待别人链接过来，有两个返回值，
#一个是对方的socket对象，一个是对方的ip以及端口
client, addr = my_socket.accept()
print('Got a connection from %s' % str(addr))
# recv表示接收，括号里是最大接收字节
request = client.recv(1024)
request = str(request)
print('Content = %s' % request)
b1 = request.find('/?b1')
b2 = request.find('/?b2')
b3 = request.find('/?b3')
b4 = request.find('/?b4')
b5 = request.find('/?b5')
b6 = request.find('/?b6')
b7 = request.find('/?b7')
b8 = request.find('/?b8')
b9 = request.find('/?b9')
b10 = request.find('/?b10')
b11 = request.find('/?b11')
b12 = request.find('/?b12')
b13 = request.find('/?b13')
b23 = request.find('/?b23')
b15 = request.find('/?b15')
b16 = request.find('/?b16')
b17 = request.find('/?b17')
b18 = request.find('/?b18')
b19 = request.find('/?b19')
b20 = request.find('/?b20')
d1 = request.find('/?d1')
d2 = request.find('/?d2')
d3 = request.find('/?d3')
if b1 == 6:
brightness=12
if b2 == 6:
brightness=15
if b3 == 6:
brightness=18
if b4 == 6:
brightness=21
if b5 == 6:
brightness=24
if b6 == 6:
brightness=27
if b7 == 6:
brightness=30
if b8 == 6:
brightness=33
if b9 == 6:
brightness=36
if b10 == 6:
brightness=39
if b11 == 6:
mode=0
if b12 == 6:
mode=1
if b13 == 6:
mode=2
if b15 == 6:
delay=200
if b16 == 6:
delay=300
if b17 == 6:
delay=400
if b18 == 6:
delay=500
if b19 == 6:
delay=600
if b20 == 6:
delay=700
if b23 == 6:
mode=3
if d1 == 6:
brightness=12
if d2 == 6:
mode=1
if d3 == 6:
delay=400
response = web_page()
client.send('HTTP/1.1 200 OK\n')
client.send('Content-Type: text/html\n')
client.send('Connection: close\n\n')
client.sendall(response)
client.close()
except OSError as e:
pass
print('Connection closed')
i1=0
i2=0
_thread.start_new_thread(server, (i1,i2))
_thread.start_new_thread(time0_irq, (i1, i2))