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Bluetooth watch 2023-10-2

 
Overview
Video demonstration address:
https://www.bilibili.com/video/BV13j411b7nB/?vd_source=abd6d7e98b58c8bc43743d856605a6de#reply449156930
Feel free to ask me anything if you have any questions. All materials are in the attachments. Download
group: 758737171
 
Materials used:
Main control chip: STM32F103C8T6
; Bluetooth chip: ECB01C-SOP8;
Charging chip: TP4056 + TYPEC charging port;
Accelerometer: ADXL345;
Voltage regulator module: 662K
; Digital tube: 0.2 inch * 4
; Lithium battery: 302530_250mAh;
LED tube: purchased from Xianyu;
Watch strap: purchased from Taobao
; Case: 3D printed.
 
Updated: 2023/11/19
参考设计图片
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