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- menu "Analog Comparator Example Configuration"
- choice EXAMPLE_REALIZATION
- prompt "Analog Comparator example realization methods"
- default EXAMPLE_USE_ETM if SOC_ANA_CMPR_SUPPORT_ETM && SOC_GPIO_SUPPORT_ETM
- default EXAMPLE_USE_INTR if !SOC_ANA_CMPR_SUPPORT_ETM || !SOC_GPIO_SUPPORT_ETM
- config EXAMPLE_USE_INTR
- bool "Use Interrupt"
- help
- Enable to set the monitor GPIO via interrupt callback
- config EXAMPLE_USE_ETM
- depends on SOC_ANA_CMPR_SUPPORT_ETM && SOC_GPIO_SUPPORT_ETM
- bool "Use ETM"
- help
- Enable to set the monitor GPIO via Event Task Matrix
- endchoice
- choice EXAMPLE_REFERENCE_SOURCE
- prompt "Analog Comparator reference source"
- default EXAMPLE_INTERNAL_REF
- help
- Decide the reference signal comes from internal or external
- config EXAMPLE_INTERNAL_REF
- bool "Internal reference"
- help
- The source signal will refer to an internal voltage, which related to VDD.
- config EXAMPLE_EXTERNAL_REF
- bool "External reference"
- help
- The source signal will refer to the external signal on a specific GPIO.
- endchoice
- config EXAMPLE_HYSTERESIS_COMPARATOR
- depends on EXAMPLE_INTERNAL_REF && !EXAMPLE_USE_ETM
- bool "Enable hysteresis comparator"
- default n
- help
- The internal reference voltage will be set to 30% VDD and 70% VDD alternately
- every time the interrupt triggered.
- endmenu
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