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:mod:`esp32` --- functionality specific to the ESP32
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====================================================
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.. module:: esp32
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:synopsis: functionality specific to the ESP32
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The ``esp32`` module contains functions and classes specifically aimed at
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controlling ESP32 modules.
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Functions
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---------
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.. function:: wake_on_touch(wake)
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Configure whether or not a touch will wake the device from sleep.
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*wake* should be a boolean value.
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.. function:: wake_on_ext0(pin, level)
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Configure how EXT0 wakes the device from sleep. *pin* can be ``None``
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or a valid Pin object. *level* should be ``esp32.WAKEUP_ALL_LOW`` or
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``esp32.WAKEUP_ANY_HIGH``.
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.. function:: wake_on_ext1(pins, level)
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Configure how EXT1 wakes the device from sleep. *pins* can be ``None``
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or a tuple/list of valid Pin objects. *level* should be ``esp32.WAKEUP_ALL_LOW``
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or ``esp32.WAKEUP_ANY_HIGH``.
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.. function:: raw_temperature()
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Read the raw value of the internal temperature sensor, returning an integer.
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.. function:: hall_sensor()
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Read the raw value of the internal Hall sensor, returning an integer.
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Flash partitions
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----------------
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This class gives access to the partitions in the device's flash memory.
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.. class:: Partition(id)
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Create an object representing a partition. *id* can be a string which is the label
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of the partition to retrieve, or one of the constants: ``BOOT`` or ``RUNNING``.
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.. classmethod:: Partition.find(type=TYPE_APP, subtype=0xff, label=None)
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Find a partition specified by *type*, *subtype* and *label*. Returns a
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(possibly empty) list of Partition objects.
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.. method:: Partition.info()
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Returns a 6-tuple ``(type, subtype, addr, size, label, encrypted)``.
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.. method:: Partition.readblocks(block_num, buf)
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.. method:: Partition.writeblocks(block_num, buf)
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.. method:: Partition.ioctl(cmd, arg)
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These methods implement the block protocol defined by :class:`uos.AbstractBlockDev`.
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.. method:: Partition.set_boot()
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Sets the partition as the boot partition.
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.. method:: Partition.get_next_update()
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Gets the next update partition after this one, and returns a new Partition object.
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Constants
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~~~~~~~~~
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.. data:: Partition.BOOT
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Partition.RUNNING
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Used in the `Partition` constructor to fetch various partitions.
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.. data:: Partition.TYPE_APP
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Partition.TYPE_DATA
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Used in `Partition.find` to specify the partition type.
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The Ultra-Low-Power co-processor
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--------------------------------
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.. class:: ULP()
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This class provides access to the Ultra-Low-Power co-processor.
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.. method:: ULP.set_wakeup_period(period_index, period_us)
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Set the wake-up period.
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.. method:: ULP.load_binary(load_addr, program_binary)
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Load a *program_binary* into the ULP at the given *load_addr*.
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.. method:: ULP.run(entry_point)
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Start the ULP running at the given *entry_point*.
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Constants
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---------
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.. data:: esp32.WAKEUP_ALL_LOW
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esp32.WAKEUP_ANY_HIGH
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Selects the wake level for pins.
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