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SourceVuESP-IDF Framework and ExamplesESP-IDFesp_intr_reserve()

esp_intr_reserve() function

Reserve an interrupt to be used outside of this framework This will mark a certain interrupt on the specified CPU as reserved, not to be allocated for any reason.

Syntax

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Summary

Declaration

Definition

from esp_intr_alloc.h:113

esp_err_t esp_intr_reserve(int intno, int cpu);

Implemented in intr_alloc.c:233

Arguments

Argument

Description

intno

The number of the interrupt (0-31)

cpu

CPU on which the interrupt should be marked as shared (0 or 1)

Return value

ESP_ERR_INVALID_ARG if cpu or intno is invalid ESP_OK otherwise

Examples

References

from examples