micropython: add micropython component
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.. currentmodule:: network
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.. _network.CC3K:
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class CC3K -- control CC3000 WiFi modules
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=========================================
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This class provides a driver for CC3000 WiFi modules. Example usage::
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import network
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nic = network.CC3K(pyb.SPI(2), pyb.Pin.board.Y5, pyb.Pin.board.Y4, pyb.Pin.board.Y3)
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nic.connect('your-ssid', 'your-password')
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while not nic.isconnected():
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pyb.delay(50)
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print(nic.ifconfig())
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# now use socket as usual
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...
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For this example to work the CC3000 module must have the following connections:
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- MOSI connected to Y8
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- MISO connected to Y7
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- CLK connected to Y6
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- CS connected to Y5
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- VBEN connected to Y4
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- IRQ connected to Y3
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It is possible to use other SPI buses and other pins for CS, VBEN and IRQ.
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Constructors
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------------
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.. class:: CC3K(spi, pin_cs, pin_en, pin_irq)
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Create a CC3K driver object, initialise the CC3000 module using the given SPI bus
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and pins, and return the CC3K object.
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Arguments are:
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- *spi* is an :ref:`SPI object <pyb.SPI>` which is the SPI bus that the CC3000 is
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connected to (the MOSI, MISO and CLK pins).
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- *pin_cs* is a :ref:`Pin object <pyb.Pin>` which is connected to the CC3000 CS pin.
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- *pin_en* is a :ref:`Pin object <pyb.Pin>` which is connected to the CC3000 VBEN pin.
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- *pin_irq* is a :ref:`Pin object <pyb.Pin>` which is connected to the CC3000 IRQ pin.
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All of these objects will be initialised by the driver, so there is no need to
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initialise them yourself. For example, you can use::
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nic = network.CC3K(pyb.SPI(2), pyb.Pin.board.Y5, pyb.Pin.board.Y4, pyb.Pin.board.Y3)
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Methods
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-------
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.. method:: CC3K.connect(ssid, key=None, *, security=WPA2, bssid=None)
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Connect to a WiFi access point using the given SSID, and other security
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parameters.
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.. method:: CC3K.disconnect()
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Disconnect from the WiFi access point.
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.. method:: CC3K.isconnected()
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Returns True if connected to a WiFi access point and has a valid IP address,
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False otherwise.
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.. method:: CC3K.ifconfig()
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Returns a 7-tuple with (ip, subnet mask, gateway, DNS server, DHCP server,
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MAC address, SSID).
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.. method:: CC3K.patch_version()
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Return the version of the patch program (firmware) on the CC3000.
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.. method:: CC3K.patch_program('pgm')
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Upload the current firmware to the CC3000. You must pass 'pgm' as the first
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argument in order for the upload to proceed.
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Constants
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---------
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.. data:: CC3K.WEP
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.. data:: CC3K.WPA
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.. data:: CC3K.WPA2
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security type to use
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