我计划创建一个小的IOT项目,其中包括树莓PI,蓝牙适配器,蓝牙脉搏血氧饱和度(spo2)和心率(bpm)显示。Bluetooth connection) Bluetooth pulse oximeter provide support to connect android free app SPO2----> Android phone running free SPO2 app (hack this app and get oximeter data)-------> Bluetooth ad