) # 初始化定时器对象,使用Timer.ONE_SHOT表示单次触发,Timer.PERIODIC表示周期触发 tim = Timer() # 设置定时器,1000毫秒(1秒)后触发,模式为周期触发 tim.init(freq=1, mode=Timer.PERIODIC, callback=on_timer) # 主循环,保持程序运行 try: while True: time.sleep(1) except KeyboardInterrupt: pass #...
['os', 'start1', 'run', 'x1', '__name__', 'Pin', 'flag', 'Timer', 'x2', 'Echo', 'start', 'y1', 'left', 'back', 'y2', 'num', 'math', 'stop', 'Trig', 'stop1', 'pyb', 'go', 'right', 'machine'] >>> 1. 2. 3. 4. 5. 6. 善用help()和dir()函数,...
最近学习esp32的时候想着能不能给设备自动配网,查了下网上有smartconfig配网但是我无法配置成功所以自己写了AP配网。 AP配网代码 importnetworkimportsocket,jsonfrommachineimportPin, Timerimporttime led_pin = Pin(4, Pin.OUT)# 配置热点模式AP_SSID ='myqiu_Setup'AP_PASSWORD ='setup123'# Captive portal的HTM...
1）实验平台：正点原子ESP32S3开发板 2）购买链接：https://detail.tmall.com/item.htm?id=...
p14.irq(trigger=Pin.IRQ_RISING, handler=handle_interrupt) # 识别次数 photoNum = 1 while True: # 14号引脚收到电平信号 if motion: if photoNum ==1: # 打开单片机自带的闪光灯,esp32cam是4号引脚 led.value(1) print('检测到移动:来自引脚', interrupt_pin ,',上传图片...') ...
Collect ADC data in background using the ESP32 timer interrupt. ArgDescription freq the frequency at which the data is collectedvalid range: 0.001 - 18000 Hz readmv optional, default False; collect raw ADC value (False) or calibrated values in mV (True) len optional, default: 0; number of...
count=0defcb():# An interrupt callback 一个中断回调count+=1defmain():# Code to set up the interrupt callback omitted 设置省略的中断回调的代码whileTrue:count+=1 此示例说明了故障的潜在原因。主循环中的count+=1行携带了一个称为”读-修改-写”的特定的竞态条件问题。这是实时系统中故障的典型原...
A functionality 'start/stop' is used to turn on and off controller without stoppind timer interrupt (or asynchio task) or reading measurments. File/class description: on_off_control.py ├── class OnOff_controller(object) __init__(hystL =-1 , hystH =1): | ├──<fields> | | ├...
Define callback function (interrupt): tim.callback(f) Disable callback function: tim.callback(None) Introduction of Timer library timer.counter([value]) Obtain or set timer counter timer.freq([value] Obtained or (if setting changes prescaler and period) set frequency timer ...
Timer.init() Timer.deinit() 常量 Timer.ONE_SHOT Timer.PERIODIC WDT类 – 看门狗定时器 构造函数 WDT 方法 wdt.feed() SD 类– 安全数字存储卡 构造函数 SD 方法 SD.init() SD.deinit() SDCard PyBoard ESP32 cc3200 micropython– 访问和控制MicroPython内部构件 函数 const() opt_level() alloc_...