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driver(adc): esp32s2 support API adc2_vref_to_gpio

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fuzhibo
2020-06-03 17:38:10 +08:00
committed by bot
parent 6078fcebff
commit 8d922847af
9 changed files with 180 additions and 78 deletions
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components/driver/esp32/adc.c
-16
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@@ -133,22 +133,6 @@ esp_err_t adc_i2s_mode_init(adc_unit_t adc_unit, adc_channel_t channel)
RTC controller setting
---------------------------------------------------------------*/
esp_err_t adc2_vref_to_gpio(gpio_num_t gpio)
{
ADC_ENTER_CRITICAL();
adc_hal_set_power_manage(ADC_POWER_SW_ON);
ADC_EXIT_CRITICAL();
if (adc_hal_vref_output(gpio) != true) {
return ESP_ERR_INVALID_ARG;
}
//Configure RTC gpio
rtc_gpio_init(gpio);
rtc_gpio_set_direction(gpio, RTC_GPIO_MODE_DISABLED);
rtc_gpio_pullup_dis(gpio);
rtc_gpio_pulldown_dis(gpio);
return ESP_OK;
}
/*---------------------------------------------------------------
HALL SENSOR
---------------------------------------------------------------*/