A bluetooth command line tool running on MacOS
Roadmap
- swift study code are from https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/GuidedTour.html#//apple_ref/doc/uid/TP40014097-CH2-ID1
- CoreBluetooth class usage about BLE scan and connect.
- read and write the chars of the remote GATT server.