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SourceVuESP-IDF Framework and ExamplesESP-IDFrtc_gpio_get_drive_capability()

rtc_gpio_get_drive_capability() function

Get RTC GPIO pad drive capability

Syntax

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Summary

Declaration

Definition

from rtc_io.h:199

esp_err_t rtc_gpio_get_drive_capability(gpio_num_t gpio_num, gpio_drive_cap_t* strength);

Implemented in rtc_io.c:103

Arguments

Argument

Description

gpio_num

GPIO number, only support output GPIOs

strength

Pointer to accept drive capability of the pad

Return value

- ESP_OK Success - ESP_ERR_INVALID_ARG Parameter error

References

Code

Location

Referrer

esp_err_t rtc_gpio_get_drive_capability(gpio_num_t gpio_num, gpio_drive_cap_t *strength)

rtc_io.c:103

esp_err_t rtc_gpio_get_drive_capability(gpio_num_t gpio_num, gpio_drive_cap_t* strength);

rtc_io.h:199

ret = rtc_gpio_get_drive_capability(gpio_num, strength);

gpio.c:707

gpio_get_drive_capability()

Call Tree

rtc_gpio_get_drive_capability() is called by 1 function and calls 5 functions:

gpio_get_drive_capability()

rtc_gpio_get_drive_capability()

esp_log_timestamp()

esp_log_write()

rtc_gpio_is_valid_gpio()

rtc_io_number_get()

rtcio_ll_get_drive_capability()

Data Use

rtc_gpio_get_drive_capability() reads 6 variables:

esp_log_level_t::ESP_LOG_ERROR

esp_log_level_t::ESP_LOG_WARN

esp_log_level_t::ESP_LOG_INFO

esp_log_level_t::ESP_LOG_DEBUG

esp_log_level_t::ESP_LOG_VERBOSE

RTCIO_TAG

rtc_gpio_get_drive_capability()

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