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micropython驱动esp32用网页控制舵机实现远程开关灯(代码部分)
在给esp烧录好固件之后,分别写入boot.py和main.py以及html.html。 ======================================================= boot.py: def hotlink(name='wifiname',pd='12345678'):#开发板开热点方式 try: import network hot = network.WLAN(network.AP_IF) hot.active(True) hot.config(essid=name) hot.config(authmode=3, password=pd) except: print('hotlink has fall') def do_connect(name,password):#开发板连接路由器方式 import network wifi = network.WLAN(network.STA_IF) if not wifi.isconnected(): print('正在连接wifi') wifi.active(True) #激活WIFI wifi.connect(name, password) while not wifi.isconnected(): pass print('network config:', wifi.ifconfig()) hotlink('esp','12345678')#在这里我们暂时用开发板开热点方式举例 ======================================================= main.py: from machine import Pin,PWM import socket import time cod=1.6 State = str((cod-1.6)*10) + '度' a1 = PWM(Pin(15),freq=50)#舵机信号接口(这里接的是开发板GPIO15) a1.duty(int((1.6)/20*1023))#0.3~2.6(0.6~2.6为0到180度) #for i in range(27):#测试舵机 # a1.duty(int((0.1*i)/20*1023)) # time.sleep(0.5) # print(i) html = open('html.html','r') html = html.read() addr = socket.getaddrinfo('192.168.4.1', 80)[0][-1]#板子自己开热点默认ip #如果用连接热点方式则要用路由器分配的IP地址 s = socket.socket() s.bind(addr) s.listen(1) print('listening on', addr) while(True): cl, addr = s.accept() print(addr) data = cl.recv(100) if data.decode()[:20].find("+1") != -1: if(cod<2.5): cod = cod+0.1 time.sleep(0.1) a1.duty(int((cod)/20*1023)) time.sleep(0.1) State = str(int((cod-1.6)*100)) + '度' elif data.decode()[:20].find("-1") != -1: if(cod>=0.4): cod = cod-0.1 time.sleep(0.1) a1.duty(int((cod)/20*1023)) time.sleep(0.1) State = str(int((cod-1.6)*100)) + '度' print(cod) response = html % State cl.send(response) time.sleep(0.1) cl.close() ======================================================= html.html: <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>舵机控制器</title> </head> <body> <font size="100">当前状态 : %s </font> <br><br> <a href=\"/+1\"\"> <button style="height:200px;width:300px;background:pink;"> <font size="100">加10度<font></button></a> <a href=\"/-1\"\"><button style="height:200px;width:300px;background:white;" > <font size="100">减10度<font></button></a><br /> </body> </html> ======================================================= 请参考:https://www.bilibili.com/video/BV1PT411c711?spm_id_from=333.999.0.0 作者:洋洋柚Y https://www.bilibili.com/read/cv18377045?spm_id_from=333.999.0.0
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