STM32项目实战之RTC万年历功能实现代码,对于初学者来说，是有非常的帮助效果的-RTC calendar function STM32 project combat the realization of the code, for beginners, it is very help effect

STM32F030采用ARM Cortex内核，运算速度高达48 MHz。STM32F030是STM32系列中价格最低的产品，具有全套外设，例如高速12位ADC、先进且灵活的定时器、日历RTC和通信接口（例如 I2C、USART和SPI）。(STM32F030 adopts the ARM Cortex kernel, and the operation speed is as high as 48 MHz.STM32F030 is the lowest priced product in th