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AN4457 Fiches technique(PDF) 22 Page - STMicroelectronics

No de pièce AN4457
Description  Implementing an emulated universal asynchronous receiver transmitter on STM32F4 microcontroller series
PDF  24 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN4457 Fiches technique(HTML) 22 Page - STMicroelectronics

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Conclusion
AN4457
22/24
DocID026046 Rev 1
5
Conclusion
This application note demonstrates that the product capability can be increased by adding
an emulated UART.
This solution has many advantages such as saving CPU usage by using DMA for data
transfer. In addition, the user can configure any GPIO as UART transmitter or receiver.



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