Kevin Wang thiskevinwang
thiskevinwang
/ yunmai_protocol.txt
Created
June 7, 2022 05:53
— forked from pwnall/yunmai_protocol.txt
Yunmai smart scale (M1301, M1302, M1303) Bluetooth LE protocol notes
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Yunmai smart scale (M1301, M1302, M1303) Bluetooth LE protocol notes | |
| Commands are written to GATT attribute 0xffe9 of service 0xffe5. Responses come | |
| as value change notifications for GATT attribute 0xffe4 of service 0xffe0. These | |
| are 16-bit Bluetooth LE UUIDs, so nnnn is 0000nnnn-0000-1000-8000-00805F9B34FB. | |
| ----- | |
| Packet Structure |