kopia lustrzana https://github.com/espressif/esp-idf
esp_adc: defined an example macro for attenuation
rodzic
8d976eafbd
commit
05e232ca98
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@ -37,6 +37,8 @@ const static char *TAG = "EXAMPLE";
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#endif
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#endif
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#define EXAMPLE_ADC_ATTEN ADC_ATTEN_DB_11
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static int adc_raw[2][10];
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static int voltage[2][10];
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static bool example_adc_calibration_init(adc_unit_t unit, adc_atten_t atten, adc_cali_handle_t *out_handle);
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@ -55,14 +57,14 @@ void app_main(void)
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//-------------ADC1 Config---------------//
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adc_oneshot_chan_cfg_t config = {
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.bitwidth = ADC_BITWIDTH_DEFAULT,
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.atten = ADC_ATTEN_DB_11,
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.atten = EXAMPLE_ADC_ATTEN,
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};
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ESP_ERROR_CHECK(adc_oneshot_config_channel(adc1_handle, EXAMPLE_ADC1_CHAN0, &config));
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ESP_ERROR_CHECK(adc_oneshot_config_channel(adc1_handle, EXAMPLE_ADC1_CHAN1, &config));
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//-------------ADC1 Calibration Init---------------//
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adc_cali_handle_t adc1_cali_handle = NULL;
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bool do_calibration1 = example_adc_calibration_init(ADC_UNIT_1, ADC_ATTEN_DB_11, &adc1_cali_handle);
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bool do_calibration1 = example_adc_calibration_init(ADC_UNIT_1, EXAMPLE_ADC_ATTEN, &adc1_cali_handle);
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#if (SOC_ADC_PERIPH_NUM >= 2)
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@ -76,7 +78,7 @@ void app_main(void)
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//-------------ADC2 Calibration Init---------------//
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adc_cali_handle_t adc2_cali_handle = NULL;
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bool do_calibration2 = example_adc_calibration_init(ADC_UNIT_2, ADC_ATTEN_DB_11, &adc2_cali_handle);
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bool do_calibration2 = example_adc_calibration_init(ADC_UNIT_2, EXAMPLE_ADC_ATTEN, &adc2_cali_handle);
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//-------------ADC2 Config---------------//
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ESP_ERROR_CHECK(adc_oneshot_config_channel(adc2_handle, EXAMPLE_ADC2_CHAN0, &config));
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