What does exactly pin TRST on STM32?

Posted on October 30, 2013 at 16:59

When I really need this pin and when not?

Thank you

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Guru

Posted on October 30, 2013 at 17:06

JNTRST/NJTRST? Are you using JTAG or Boundary Scan?

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Associate III

Posted on November 05, 2013 at 16:15

It depends on a project. We have somehwere only SWD, somewhere only JTAG and somewhere both. Do I need it for a JTAG or is it enough a MCU reset?

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