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fix(adc): rename ADC_ATTEN_DB_11 to ADC_ATTEN_DB_12

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By design, it's 12 dB. There're errors among chips, so the actual
attenuation will be 11dB more or less
This commit is contained in:
Armando
2023-10-13 16:02:45 +08:00
parent 8768c9231c
commit d3be2541de
33 changed files with 67 additions and 66 deletions
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4
components/hal/esp32s3/include/hal/adc_ll.h
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@@ -1109,7 +1109,7 @@ static inline void adc_ll_rtc_set_arbiter_stable_cycle(uint32_t cycle)
* - 0dB attenuation (ADC_ATTEN_DB_0) gives full-scale voltage 1.1V
* - 2.5dB attenuation (ADC_ATTEN_DB_2_5) gives full-scale voltage 1.5V
* - 6dB attenuation (ADC_ATTEN_DB_6) gives full-scale voltage 2.2V
* - 11dB attenuation (ADC_ATTEN_DB_11) gives full-scale voltage 3.9V (see note below)
* - 11dB attenuation (ADC_ATTEN_DB_12) gives full-scale voltage 3.9V (see note below)
*
* @note The full-scale voltage is the voltage corresponding to a maximum reading (depending on ADC1 configured
* bit width, this value is: 4095 for 12-bits, 2047 for 11-bits, 1023 for 10-bits, 511 for 9 bits.)
@@ -1121,7 +1121,7 @@ static inline void adc_ll_rtc_set_arbiter_stable_cycle(uint32_t cycle)
* - 0dB attenuation (ADC_ATTEN_DB_0) between 100 and 950mV
* - 2.5dB attenuation (ADC_ATTEN_DB_2_5) between 100 and 1250mV
* - 6dB attenuation (ADC_ATTEN_DB_6) between 150 to 1750mV
* - 11dB attenuation (ADC_ATTEN_DB_11) between 150 to 2450mV
* - 11dB attenuation (ADC_ATTEN_DB_12) between 150 to 2450mV
*
* For maximum accuracy, use the ADC calibration APIs and measure voltages within these recommended ranges.
*