ESP32 Forum

Posted: **Thu Mar 24, 2022 12:24 pm**

We will use a ESP32-C3FH4 in a project. We will not have a external flash. Is it possible to use all Gpio's including the ones dedicated to flash SPI as plane I/O's?

Jan-Petter

Posted: **Fri Mar 25, 2022 2:08 am**

No. Internal flash still occupies some GPIOs. See the datasheet for more info.

Posted: **Fri Mar 25, 2022 7:31 am**

Thanks for the answer.

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