基于STM32的ucos,ucgui,fatfs,移植，并做好一个界面，有下拉菜单，有rtc,闹钟设置界面，利用BKP，掉电不丢失。-Based on the STM32 ucos, ucgui, fatfs, transplantation, and make an interface with pull-down menu, there is rtc, set the alarm clock interface, the use of BKP, non-volatile.