kopia lustrzana https://github.com/espressif/esp-idf
77 wiersze
2.7 KiB
C
77 wiersze
2.7 KiB
C
/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <esp_types.h>
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#include <esp_err.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// TODO: [ESP32C61] IDF-9282, file inherit from verify code, pls check
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//This is the ADC calibration value version burnt in efuse
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#define ESP_EFUSE_ADC_CALIB_VER1 1
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#define ESP_EFUSE_ADC_CALIB_VER2 2
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#define ESP_EFUSE_ADC_CALIB_VER_MIN ESP_EFUSE_ADC_CALIB_VER1
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#define ESP_EFUSE_ADC_CALIB_VER_MAX ESP_EFUSE_ADC_CALIB_VER2
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#define VER2IDX(ver) ((ver) - 1) // Version number to index number of the array
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/**
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* @brief Get the RTC calibration efuse version
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*
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* @return Version of the stored efuse
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*/
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int esp_efuse_rtc_calib_get_ver(void);
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/**
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* @brief Get the init code in the efuse, for the corresponding attenuation.
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*
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* @param version Version of the stored efuse
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* @param adc_unit ADC unit. Not used, for compatibility. On esp32c61, for calibration v1, both ADC units use the same init code (calibrated by ADC1)
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* @param atten Attenuation of the init code
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* @return The init code stored in efuse
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*/
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uint32_t esp_efuse_rtc_calib_get_init_code(int version, uint32_t adc_unit, int atten);
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/**
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* @brief Get the channel specific calibration compensation
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*
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* @param version Version of the stored efuse
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* @param adc_unit ADC unit. Not used, for compatibility. On esp32c61, for calibration v1, both ADC units use the same init code (calibrated by ADC1)
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* @param adc_channel ADC channel number
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* @param atten Attenuation of the init code
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* @return The channel calibration compensation value
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*/
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int esp_efuse_rtc_calib_get_chan_compens(int version, uint32_t adc_unit, uint32_t adc_channel, int atten);
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/**
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* @brief Get the calibration digits stored in the efuse, and the corresponding voltage.
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*
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* @param version Version of the stored efuse
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* @param adc_unit ADC unit (not used on ESP32C6, for compatibility)
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* @param atten Attenuation to use
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* @param out_digi Output buffer of the digits
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* @param out_vol_mv Output of the voltage, in mV
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* @return
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* - ESP_ERR_INVALID_ARG: If efuse version or attenuation is invalid
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* - ESP_OK: if success
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*/
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esp_err_t esp_efuse_rtc_calib_get_cal_voltage(int version, uint32_t adc_unit, int atten, uint32_t* out_digi, uint32_t* out_vol_mv);
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/**
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* @brief Get the temperature sensor calibration number delta_T stored in the efuse.
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*
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* @param tsens_cal Pointer of the specification of temperature sensor calibration number in efuse.
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*
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* @return ESP_OK if get the calibration value successfully.
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* ESP_ERR_INVALID_ARG if can't get the calibration value.
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*/
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esp_err_t esp_efuse_rtc_calib_get_tsens_val(float* tsens_cal);
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#ifdef __cplusplus
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}
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#endif
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