Why does the manual refer to FSPI instead of SPI2?

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shiinakaze
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Why does the manual refer to FSPI instead of SPI2?

Postby shiinakaze » Sat Aug 09, 2025 9:14 am

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April-Yjj
Espressif staff
Espressif staff
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Re: Why does the manual refer to FSPI instead of SPI2?

Postby April-Yjj » Thu Aug 14, 2025 3:05 am

The prefix for GP-SPI2 input/output signals is FSPI. FSPI prefix is inherited from previous chip designs, and is consistently used across hardware documentation, the TRM, Datasheet, and software coding in esp-idf.
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