arduino
h>#include softwareserial.h>#include softwareserial.
dht11温湿度传感器pin1- ->gndpin3- ->pin4pin4- ->vcc( 5v)pin3外接
softwareserialbt(2,3);// 设置数字引脚2是arduino的rx端,3是tx端
hc-06蓝牙模块设置与使用
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