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K210 dht11温湿度模块的代码import timefrom fpioa_manager import fmfrom Maix import GPIOimport lcdclass DHT11Result: # 'DHT11 sensor result returned by DHT11.read() method' ERR_NO_ERROR = 0 ERR_MISSING_DATA = 1 ERR_CRC = 2 error_code = E

K210触摸屏人脸识别开灯，温湿度dht22，蜂鸣器，按键触摸屏界面温湿度传感器用的是dht22。温湿度界面人脸识别开锁界面灯泡是12V的我们需要用3.3V的光耦隔离寄存器，给灯泡单独供电，D+接3.3V，D-接GND，S-接GND，S+接信号引脚，高电平点亮。COM端接正极，ON常开端接灯泡的正极。这是beep蜂鸣器的代码事件。// An highlighted blockdef event_handlerr(obj,event): global KEY_NODE if