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Nucleo-F303RE/README.md

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Nucleo-F303RE

DigitalAudio485 prototype with STM32 Nucleo-F303RE board

Modification of Nucleo-F303RE

HSE oscillator from X3 crystal

P.25 OSC clock supply

  • SB54 and SB55 OFF
  • R35 and R37 soldered
  • X3 crystal soldered
  • C33 and C34 soldered with 20 pF capacitors
  • SB16 and SB50 OFF (MCO)

Disable OSC 32kHz

P.26 LSE not used

  • SB48 and SB49 ON
  • R34 and R36 removed

USB-Serial to UART5

P.26 USART communication

  • SB62 and SB63 must be ON
  • SB13 and SB14 must be OFF