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esp_adc: added adc digital filter feature

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This commit is contained in:
Armando
2023-02-07 16:01:26 +08:00
committed by Armando (Dou Yiwen)
parent 648b1a41c6
commit 3afa671069
38 changed files with 1032 additions and 402 deletions
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components/soc/esp32s3/include/soc/Kconfig.soc_caps.in
+5 -1
View File
@@ -223,7 +223,7 @@ config SOC_ADC_ARBITER_SUPPORTED
bool
default y
config SOC_ADC_FILTER_SUPPORTED
config SOC_ADC_DIG_IIR_FILTER_SUPPORTED
bool
default y
@@ -271,6 +271,10 @@ config SOC_ADC_DIGI_DATA_BYTES_PER_CONV
int
default 4
config SOC_ADC_DIGI_IIR_FILTER_NUM
int
default 2
config SOC_ADC_SAMPLE_FREQ_THRES_HIGH
int
default 83333
components/soc/esp32s3/include/soc/soc_caps.h
+2 -1
View File
@@ -82,7 +82,7 @@
#define SOC_ADC_RTC_CTRL_SUPPORTED 1
#define SOC_ADC_DIG_CTRL_SUPPORTED 1
#define SOC_ADC_ARBITER_SUPPORTED 1
#define SOC_ADC_FILTER_SUPPORTED 1
#define SOC_ADC_DIG_IIR_FILTER_SUPPORTED 1
#define SOC_ADC_MONITOR_SUPPORTED 1
#define SOC_ADC_DMA_SUPPORTED 1
#define SOC_ADC_DIG_SUPPORTED_UNIT(UNIT) ((UNIT == 0) ? 1 : 0) //Digital controller supported ADC unit
@@ -98,6 +98,7 @@
#define SOC_ADC_DIGI_MAX_BITWIDTH (12)
#define SOC_ADC_DIGI_RESULT_BYTES (4)
#define SOC_ADC_DIGI_DATA_BYTES_PER_CONV (4)
#define SOC_ADC_DIGI_IIR_FILTER_NUM (2)
/*!< F_sample = F_digi_con / 2 / interval. F_digi_con = 5M for now. 30 <= interval<= 4095 */
#define SOC_ADC_SAMPLE_FREQ_THRES_HIGH 83333
#define SOC_ADC_SAMPLE_FREQ_THRES_LOW 611