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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/esp32c2/include/soc/Kconfig.soc_caps.in
+2 -2
View File
@@ -99,7 +99,7 @@ config SOC_ADC_DIG_CTRL_SUPPORTED
bool
default y
config SOC_ADC_FILTER_SUPPORTED
config SOC_ADC_DIG_IIR_FILTER_SUPPORTED
bool
default y
@@ -135,7 +135,7 @@ config SOC_ADC_DIGI_MAX_BITWIDTH
int
default 12
config SOC_ADC_DIGI_FILTER_NUM
config SOC_ADC_DIGI_IIR_FILTER_NUM
int
default 2
components/soc/esp32c2/include/soc/soc_caps.h
+2 -2
View File
@@ -54,7 +54,7 @@
/*-------------------------- ADC CAPS -------------------------------*/
/*!< SAR ADC Module*/
#define SOC_ADC_DIG_CTRL_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_DIG_SUPPORTED_UNIT(UNIT) 1 //Digital controller supported ADC unit
#define SOC_ADC_PERIPH_NUM (1U)
@@ -67,7 +67,7 @@
#define SOC_ADC_PATT_LEN_MAX (8) /*!< One pattern table, each contains 8 items. Each item takes 1 byte */
#define SOC_ADC_DIGI_MIN_BITWIDTH (12)
#define SOC_ADC_DIGI_MAX_BITWIDTH (12)
#define SOC_ADC_DIGI_FILTER_NUM (2)
#define SOC_ADC_DIGI_IIR_FILTER_NUM (2)
#define SOC_ADC_DIGI_MONITOR_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