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SWD programming stm32l151@2,8V by using usb powered stm32F4 discovery

ucasano
Associate
Posted on May 31, 2012 at 18:07

Hi,

I would try to program a custom made board, with stm32l151 micro onboard, by using

one stm32F4 discovery board.

Now, before I burn something, discovery board is powered from USB 5V; my custom made

board is powered at 2,8V: is it still possible to connect the two board, by using the SWD

connector for programming?

Stm32L151 datasheet reports a voltage tolerance up to 4V for each of the pins on the micro.

May I be confident I won't burn anything?

Thank you for your answer.

-g

#stm32l151-stm32discoveryf4
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