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DHT21
- DHT21使用范例,硬件连接: P2.0口为通讯口连接DHT11,DHT11的电源和地连接单片机的电源和地,单片机串口加MAX232连接电脑.-DHT21 usage examples, hardware connection: P2.0 port as communication port connected DHT11, DHT11 the power and ground connections and power microcontroller, the microcontroller