https://github.com/enaon/eucWatch
Scripts for directly connecting a Nordic Semiconductor nRF5 based smart watch/bracelet/fitness band, to a ninebot one c/e/p electric unicycle.
https://github.com/fanoush/ds-d6
https://github.com/atc1441/D6-arduino-nRF5
https://github.com/atc1441/ATCwatch