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examples: add ULP ADC example

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Ivan Grokhotkov
2017-04-20 16:13:09 +08:00
parent 1e0710f1b2
commit 98e15df7f6
12 changed files with 346 additions and 3 deletions
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11
components/driver/include/driver/adc.h
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@@ -109,6 +109,17 @@ esp_err_t adc1_config_channel_atten(adc1_channel_t channel, adc_atten_t atten);
*/
int adc1_get_voltage(adc1_channel_t channel);
/**
* @brief Configure ADC1 to be usable by the ULP
*
* This function reconfigures ADC1 to be controlled by the ULP.
* Effect of this function can be reverted using adc1_get_voltage function.
*
* Note that adc1_config_channel_atten, adc1_config_width functions need
* to be called to configure ADC1 channels, before ADC1 is used by the ULP.
*/
void adc1_ulp_enable();
/**
* @brief Read Hall Sensor
*