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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
2023-11-07 10:55:20 +08:00
committed by Armando (Dou Yiwen)
parent 2bab3b36bc
commit 46e71e43ba
21 changed files with 36 additions and 35 deletions
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examples/peripherals/adc/single_read/single_read/main/single_read.c
+1 -1
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@@ -33,7 +33,7 @@ static const char *TAG_CH[2][10] = {{"ADC1_CH2"}, {"ADC2_CH0"}};
#endif
//ADC Attenuation
#define ADC_EXAMPLE_ATTEN ADC_ATTEN_DB_11
#define ADC_EXAMPLE_ATTEN ADC_ATTEN_DB_12
//ADC Calibration
#if CONFIG_IDF_TARGET_ESP32
examples/peripherals/i2s/i2s_adc_dac/main/app_main.c
+1 -1
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@@ -274,7 +274,7 @@ void adc_read_task(void* arg)
adc1_config_width(ADC_WIDTH_12Bit);
adc1_config_channel_atten(ADC1_TEST_CHANNEL, ADC_ATTEN_11db);
esp_adc_cal_characteristics_t characteristics;
esp_adc_cal_characterize(ADC_UNIT_1, ADC_ATTEN_DB_11, ADC_WIDTH_BIT_12, V_REF, &characteristics);
esp_adc_cal_characterize(ADC_UNIT_1, ADC_ATTEN_DB_12, ADC_WIDTH_BIT_12, V_REF, &characteristics);
while(1) {
uint32_t voltage;
esp_adc_cal_get_voltage(ADC1_TEST_CHANNEL, &characteristics, &voltage);
examples/system/app_trace_to_host/main/app_trace_to_host_example_main.c
+1 -1
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@@ -96,7 +96,7 @@ void app_main(void)
#elif CONFIG_IDF_TARGET_ESP32S2
adc1_config_width(ADC_WIDTH_BIT_13);
#endif
adc1_config_channel_atten(ADC1_TEST_CHANNEL, ADC_ATTEN_DB_11);
adc1_config_channel_atten(ADC1_TEST_CHANNEL, ADC_ATTEN_DB_12);
ESP_LOGI(TAG, "Enabling CW generator on DAC channel 1 / GPIO%d.", DAC_CHANNEL_1_GPIO_NUM);
enable_cosine_generator();
examples/system/ulp_fsm/ulp_adc/main/ulp_adc_example_main.c
+1 -1
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@@ -63,7 +63,7 @@ static void init_ulp_program(void)
/* Configure ADC channel */
/* Note: when changing channel here, also change 'adc_channel' constant
in adc.S */
adc1_config_channel_atten(ADC1_CHANNEL_6, ADC_ATTEN_DB_11);
adc1_config_channel_atten(ADC1_CHANNEL_6, ADC_ATTEN_DB_12);
#if CONFIG_IDF_TARGET_ESP32
adc1_config_width(ADC_WIDTH_BIT_12);
#elif CONFIG_IDF_TARGET_ESP32S2
examples/system/ulp_riscv/adc/main/ulp/example_config.h
+1 -1
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@@ -8,7 +8,7 @@
#include "hal/adc_types.h"
#define EXAMPLE_ADC_CHANNEL ADC_CHANNEL_0
#define EXAMPLE_ADC_ATTEN ADC_ATTEN_DB_11
#define EXAMPLE_ADC_ATTEN ADC_ATTEN_DB_12
#define EXAMPLE_ADC_WIDTH ADC_WIDTH_BIT_12
/* Set high threshold, approx. 1.75V*/