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Temperature_sensor: Add temperature support for ESP32-S3

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This commit is contained in:
Cao Sen Miao
2022-03-04 18:02:38 +08:00
parent 441900caa2
commit 214e206111
7 changed files with 187 additions and 111 deletions
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23
components/efuse/esp32s3/esp_efuse_rtc_calib.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -96,3 +96,24 @@ esp_err_t esp_efuse_rtc_calib_get_cal_voltage(int version, uint32_t adc_unit, in
return ESP_OK;
}
esp_err_t esp_efuse_rtc_calib_get_tsens_val(float* tsens_cal)
{
uint32_t version = esp_efuse_rtc_calib_get_ver();
if (version != 1) {
*tsens_cal = 0.0;
return ESP_ERR_NOT_SUPPORTED;
}
const esp_efuse_desc_t** cal_temp_efuse;
cal_temp_efuse = ESP_EFUSE_TEMP_CALIB;
int cal_temp_size = esp_efuse_get_field_size(cal_temp_efuse);
assert(cal_temp_size == 9);
uint32_t cal_temp = 0;
esp_err_t err = esp_efuse_read_field_blob(cal_temp_efuse, &cal_temp, cal_temp_size);
assert(err == ESP_OK);
(void)err;
// BIT(8) stands for sign: 1: negtive, 0: positive
*tsens_cal = ((cal_temp & BIT(8)) != 0)? -(uint8_t)cal_temp: (uint8_t)cal_temp;
return ESP_OK;
}