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Rsrma.1
Associate III
July 25, 2020
Question

Boundary scan testing on Discovery board

  • July 25, 2020
  • 2 replies
  • 642 views

Hii everyone,

I've couple of questions. I'm using Discovery board with STM32F407VG in LQFP100 package. I want to do the boundary scan testing on it.

  1. is it possible to do boundary scan testing?
  2. is it possible to trace Embedded macro cell
  3. is it possible/How can I read a analog value of a pin via boundary scan testing?

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2 replies

Tesla DeLorean
Guru
July 27, 2020

>>is it possible/How can I read a analog value of a pin via boundary scan testing?

Not really how digital scan chains work.

You'd need to inject code, and execute it to read the ADC, or sequence the peripheral registers appropriately.

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Rsrma.1
Rsrma.1Author
Associate III
July 28, 2020

I don't want to use peripheral register I want to do it by boundary scan test. in digital pins we can change state through scan cells during boundary scan test no need to go to peripheral register. So I'm asking same can I do for analog pins?