外设功能
==========

.. toctree::
   :maxdepth: 2


   fmc   
   ckcu
   nvic
   adc
   wdt



.. fmc
.. pwrcu
.. ckcu
.. rstcu
.. gpio
.. afio
.. nvic
.. systick
.. exti
.. adc
.. cmp
.. gptm
.. bftm
.. mctm
.. sctm
.. rtc
.. wdt

.. spi
.. usart
.. uart
.. sci
.. usb
.. pdma
.. ebi
.. i2s
.. crc