Automatic confirmation of power-up

AN3271

16/29

Doc ID 17933 Rev 2

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Automatic confirmation of power-up

confirmation of power-up (see Figure 14). This allows immediate power-up but does not

guarantee proper startup of the application.

The enable signal EN (EN) is asserted immediately after pushing the PB button, thus

immediately and EN (EN) stays asserted. Please note that a small delay can be caused by

Figure 14.

Automatic confirmation of power-up