Measure_PPG_UI_modified Bluno beetle連接PPG Sensor接線圖如下 部屬安卓前置作業 前往Firebase,新開一個專案並將google-services.json放置在Measure_PPG_UI_modified_latest\app\底下,並啟用即時資料庫並更改規則成以下 { "rules": { ".read": true, ".write": true, } }