- sensor
- brightness
- change Li-poly battery
- shell & web server
- wifi passport provider
- android app
- tcpip_adapter_get_ip_info ip info
- m5stack play midi or mp3 online
- change new IP5306
- bluetooth and android app
- knock on and action: it hurts, go so sleep, etc.
- configu wifi by bluetooth and store known ssid and password
- no known wifi found then quick ignore
- 考虑回到home的交互(重置加速度传感器)? 快速按三下按钮?
- wifi connect result and not wait
- 出拳速度测试app
- ESP.getVcc() and extern "C" int rom_phy_get_vdd33();
- ESP.getSdkVersion()
- bluetooth mp3 player !!
- IR transmitter