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docs(adc): added adc calibration doc on h2

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gaoxu
2023-11-02 11:33:06 +08:00
parent 0ea0b39725
commit 843e07b2d5
5 changed files with 14 additions and 24 deletions
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7
components/efuse/esp32h2/include/esp_efuse_rtc_calib.h
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@@ -15,7 +15,7 @@ extern "C" {
#define ESP_EFUSE_ADC_CALIB_VER1 1
#define ESP_EFUSE_ADC_CALIB_VER_MIN ESP_EFUSE_ADC_CALIB_VER1
#define ESP_EFUSE_ADC_CALIB_VER_MAX ESP_EFUSE_ADC_CALIB_VER1
#define VER2IDX(ver) (ver - 1) // Version number to index number of the array
#define VER2IDX(ver) ((ver) - 1) // Version number to index number of the array
/**
* @brief Get the RTC calibration efuse version
@@ -38,10 +38,9 @@ uint32_t esp_efuse_rtc_calib_get_init_code(int version, uint32_t adc_unit, int a
* @brief Get the channel specific calibration compensation
*
* @param version Version of the stored efuse
* @param adc_unit ADC unit. Not used, for compatibility. On ESP32H2, for calibration v1, both ADC units use the same init code (calibrated by ADC1)
* @param adc_channel ADC channel number
* @param adc_unit ADC unit. Not used, for compatibility. ESP32H2 only supports one ADC unit
* @param atten Attenuation of the init code
* @return The channel calibration compensation value
* @return The channel calibration compensation value
*/
int esp_efuse_rtc_calib_get_chan_compens(int version, uint32_t adc_unit, uint32_t adc_channel, int atten);