changes per comments
This commit is contained in:
Thomas Franks
parent
008565f650
commit
1859ca77d8
4 changed files with 58 additions and 48 deletions
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@ -50,40 +50,43 @@ class PN532_I2C(PN532):
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uses clock stretching. Optional IRQ pin (not used),
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resetp pin and debugging output.
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:param busio.I2C i2c: The I2C bus the PN532 is connected to.
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:param ~busio.I2C i2c: The I2C bus the PN532 is connected to.
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:param int address: The I2C device address. Defaults to :const:`0x24`
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:param DigitalInOut reset: board pin the PN532 reset is connected to
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:param DigitalInOut req: board pin the PN532 P32 is connected to
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:param bool debug: if true print additional debug statements
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:param digitalio.DigitalInOut reset: board pin the PN532 reset is connected to
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:param digitalio.DigitalInOut req: board pin the PN532 P32 is connected to
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:param bool debug: if True print additional debug statements. Defaults to False
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**Quickstart: Importing and using the device**
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Here is an example of using the :class:`PN532_I2C` class.
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First you will need to import the libraries to use the sensor
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.. code-block:: python
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Here is an example of using the :class:`PN532_I2C` class.
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First you will need to import the libraries to use the sensor
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import board
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import busio
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from digitalio import DigitalInOut
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from adafruit_pn532.i2c import PN532_I2C
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.. code-block:: python
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Once this is done you can define your `board.I2C` object and define your object
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.. code-block:: python
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import board
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import busio
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from digitalio import DigitalInOut
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from adafruit_pn532.i2c import PN532_I2C
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i2c = busio.I2C(board.SCL, board.SDA)
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reset_pin = DigitalInOut(board.D6)
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# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
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# wakeup! this means we don't need to do the I2C clock-stretch thing
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req_pin = DigitalInOut(board.D12)
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pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
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# Configure PN532 to communicate with MiFare cards
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pn532.SAM_configuration()
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Once this is done you can define your `board.I2C` object and define your object
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Now you have access to the attributes and functions of the PN532 RFID/NFC shield or breakout
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.. code-block:: python
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.. code-block:: python
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i2c = busio.I2C(board.SCL, board.SDA)
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reset_pin = DigitalInOut(board.D6)
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# On Raspberry Pi, you must also connect a pin to P32 "H_Request" for hardware
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# wakeup! this means we don't need to do the I2C clock-stretch thing
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req_pin = DigitalInOut(board.D12)
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pn532 = PN532_I2C(i2c, debug=False, reset=reset_pin, req=req_pin)
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# Configure PN532 to communicate with MiFare cards
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pn532.SAM_configuration()
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uid = pn532.read_passive_target(timeout=0.5)
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Now you have access to the attributes and functions of the PN532 RFID/NFC
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shield or breakout
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.. code-block:: python
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uid = pn532.read_passive_target(timeout=0.5)
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"""
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self.debug = debug
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@ -64,14 +64,14 @@ class PN532_SPI(PN532):
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"""Create an instance of the PN532 class using SPI
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Optional IRQ pin (not used)
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:param busio.SPI spi: The spi bus the PN532 is connected to.
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:param DigitalInOut cs: board pin the PN532 chip select line is connected to
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:param DigitalInOut irq: board pin the PN532 P32 is connected to
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:param DigitalInOut reset: board pin the PN532 reset is connected to
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:param bool debug: if true print additional debug statements
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:param ~busio.SPI spi: The spi bus the PN532 is connected to.
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:param digitalio.DigitalInOut cs: board pin the PN532 chip select line is connected to
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:param digitalio.DigitalInOut irq: board pin the PN532 P32 is connected to
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:param digitalio.DigitalInOut reset: board pin the PN532 reset is connected to
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:param bool debug: if True print additional debug statements. Defaults to False
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**Quickstart: Importing and using the device**
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Here is an example of using the :class:`PN532_I2C` class.
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Here is an example of using the :class:`PN532_SPI` class.
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First you will need to import the libraries to use the sensor
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.. code-block:: python
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@ -82,13 +82,15 @@ class PN532_SPI(PN532):
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from adafruit_pn532.spi import PN532_SPI
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Once this is done you can define your `busio.SPI` object and define your PN532 object
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.. code-block:: python
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spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
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cs_pin = DigitalInOut(board.D5)
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pn532 = PN532_SPI(spi, cs_pin, debug=False)
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Now you have access to the attributes and functions of the PN532 RFID/NFC shield or breakout
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Now you have access to the attributes and functions of the PN532 RFID/NFC
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shield or breakout
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.. code-block:: python
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@ -38,32 +38,35 @@ class PN532_UART(PN532):
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"""Create an instance of the PN532 class using Serial connection.
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Optional reset pin and debugging output.
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:param busio.UART i2c: The I2C bus the PN532 is connected to.
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:param DigitalInOut reset: board pin the PN532 reset is connected to
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:param bool debug: if true print additional debug statements
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:param ~busio.UART uart: The uart object the PN532 is connected to.
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:param digitalio.DigitalInOut reset: board pin the PN532 reset is connected to
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:param bool debug: if True print additional debug statements. Defaults to False
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**Quickstart: Importing and using the device**
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Here is an example of using the :class:`PN532_I2C` class.
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First you will need to import the libraries to use the sensor
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.. code-block:: python
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Here is an example of using the :class:`PN532_I2C` class.
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First you will need to import the libraries to use the sensor
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import board
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import busio
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from digitalio import DigitalInOut
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from adafruit_pn532.uart import PN532_UART
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.. code-block:: python
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Once this is done you can define your `busio.UART` object and define your PN532 object
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.. code-block:: python
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import board
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import busio
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from digitalio import DigitalInOut
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from adafruit_pn532.uart import PN532_UART
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uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
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pn532 = PN532_UART(uart, debug=False)
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Once this is done you can define your `busio.UART` object and define your PN532 object
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Now you have access to the attributes and functions of the PN532 RFID/NFC shield or breakout
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.. code-block:: python
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.. code-block:: python
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uart = busio.UART(board.TX, board.RX, baudrate=115200, timeout=0.1)
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pn532 = PN532_UART(uart, debug=False)
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uid = pn532.read_passive_target(timeout=0.5)
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Now you have access to the attributes and functions of the PN532 RFID/NFC
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shield or breakout
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.. code-block:: python
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uid = pn532.read_passive_target(timeout=0.5)
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"""
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self.debug = debug
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@ -39,6 +39,8 @@ intersphinx_mapping = {
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"CircuitPython": ("https://docs.circuitpython.org/en/latest/", None),
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}
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autoclass_content = "both"
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# Add any paths that contain templates here, relative to this directory.
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templates_path = ["_templates"]
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