Kingham Xu

OV-Watch. A powerful Smart Watch based on STM32, FreeRTOS, LVGL.

FryPi. this is a STM32F411 development kit for AI and UI development, Cheap, small and powerful.

Echo-Mate. Echo: A desk mate can talk to you, translate, monitor PC , make memos. It even have AI camera.

Power-Pico. 便携USB CC表，低功耗分析仪，高精度电流采样，支持 PD3.0 PPS 协议诱骗充当可调电源。配合优雅上位机，为电子设备提供全方位的功耗监控~

OV-Card. A power NFC card bag, which can copy almost all IC card

Demo4Echo. this repo is the demo for Echo-Mate RV1106

4G-OneNET-LightSensor. 使用STM32F103RCT6和合宙的Air724UG 4G模块做的一个户外光照传感器，并将秒级间隔的光照数据传输至OneNet云端

OV-Watch_V1.1. smart watch: OV-WatchV1.1. MCU: stm32f411ceu6. GUI: LVGL V8

G-Tag. C

Demo4MilkV. C

IC-card-copy-module. With RC522 and a UID card, do analog mobile phone NFC IC card replication function of a module