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SourceVuESP-IDF Framework and ExamplesESP-IDFs_reserved_pin_mask

s_reserved_pin_mask variable

Syntax

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Summary

Declaration

from esp_gpio_reserve.c:13

static _Atomic uint64_t s_reserved_pin_mask = ATOMIC_VAR_INIT;

References

Code

Location

Referrer

static _Atomic uint64_t s_reserved_pin_mask = ATOMIC_VAR_INIT(~(SOC_GPIO_VALID_OUTPUT_GPIO_MASK));

esp_gpio_reserve.c:13

return atomic_fetch_or(&s_reserved_pin_mask, gpio_mask);

esp_gpio_reserve.c:17

esp_gpio_reserve()

return atomic_fetch_and(&s_reserved_pin_mask, ~gpio_mask);

esp_gpio_reserve.c:22

esp_gpio_revoke()

return atomic_load(&s_reserved_pin_mask) & gpio_mask;

esp_gpio_reserve.c:27

esp_gpio_is_reserved()