Quellenangaben

• STM32 USART basics

http://www.micromouseonline.com/2009/12/31/stm32-usart-basics/#axzz1rSw8wahp

• Design Support STM32F4Discovery

http://www.st.com/internet/evalboard/product/252419.jsp

• Serial Peripheral Interface

http://www.mikrocontroller.net/articles/Serial_Peripheral_Interface

• STM32F4-Discovery Wiki-Artikel

http://www.mikrocontroller.net/articles/STM32F4-Discovery