fischertechnik community forum • Phototransistor pull up?

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Phototransistor pull up?

Verfasst: 12 Dez 2024, 21:37

von fraxit

Why doesn't the Phototransistor not have a pullup resistor?

Re: Phototransistor pull up?

Verfasst: 13 Dez 2024, 09:14

von steffalk

Hello fraxit

Why should it?

Regards,
Stefan

Re: Phototransistor pull up?

Verfasst: 13 Dez 2024, 12:39

von fishfriend

Hallo...
And because there is a internal cecurit inside the Interface.
Best Regards
Holger