esp-idf/components/efuse/esp32s2/esp_efuse_rtc_calib.c

23 wiersze
583 B
C

/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdint.h>
#include "esp_bit_defs.h"
#include "esp_efuse.h"
#include "esp_efuse_rtc_table.h"
esp_err_t esp_efuse_rtc_calib_get_tsens_val(float* tsens_cal)
{
uint32_t version = esp_efuse_rtc_table_read_calib_version();
if ((version != 1) && (version != 2)) {
*tsens_cal = 0.0;
return ESP_ERR_NOT_SUPPORTED;
}
*tsens_cal = esp_efuse_rtc_table_get_parsed_efuse_value(RTCCALIB_IDX_TMPSENSOR, false);
return ESP_OK;
}