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emalund
emalund
Associate III
October 5, 2011
Question

STM32f103 A/D reference

  • October 5, 2011
  • 1 reply
  • 438 views
Posted on October 05, 2011 at 18:13

there is an internal Vref and external pins for Vref+ and Vref-, I see no means of selecting which

Erik
    This topic has been closed for replies.

    1 reply

    ColdWeather
    ColdWeather
    Senior
    October 5, 2011
    Posted on October 05, 2011 at 22:25

    Depending on the pin count Vref is either just the power supply voltage as is or derives from an external source at the Vref+ pin.

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