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6 years, 11 months ago.
How many STM32F401 and STM32F446 USART pin
https://developer.mbed.org/platforms/ST-Nucleo-F446RE/ in the description there are 4 USART available but in the pin mapping there are 6 USART available. Which one is right? There is same problem with STM32F401RE in https://developer.mbed.org/platforms/ST-Nucleo-F401RE/.
1 Answer
6 years, 11 months ago.
You should check the MCU's documentation.
F466RE: Up to 4 USARTs / 2 UARTs, Total 6 http://www.st.com/content/ccc/resource/technical/document/datasheet/65/cb/75/50/53/d6/48/24/DM00141306.pdf/files/DM00141306.pdf/jcr:content/translations/en.DM00141306.pdf
F401RE: Up to 3 USARTs http://www.st.com/content/ccc/resource/technical/document/datasheet/30/91/86/2d/db/94/4a/d6/DM00102166.pdf/files/DM00102166.pdf/jcr:content/translations/en.DM00102166.pdf