MikrofonSensor und TemperaturSenor die zwei Python programme funktionieren. mit den jeweiligen 2 json Datein. Beim TemperaturSensor wird im Terminal keine Wertre ausgegeben aber in der json Datei kann man die Temp und Hum sehen.
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lib/python3.11/site-packages/usb/control.py
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lib/python3.11/site-packages/usb/control.py
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# Copyright 2009-2017 Wander Lairson Costa
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# Copyright 2009-2021 PyUSB contributors
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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r"""usb.control - USB standard control requests
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This module exports:
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get_status - get recipeint status
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clear_feature - clear a recipient feature
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set_feature - set a recipient feature
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get_descriptor - get a device descriptor
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set_descriptor - set a device descriptor
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get_configuration - get a device configuration
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set_configuration - set a device configuration
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get_interface - get a device interface
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set_interface - set a device interface
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"""
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__author__ = 'Wander Lairson Costa'
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__all__ = ['get_status',
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'clear_feature',
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'set_feature',
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'get_descriptor',
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'set_descriptor',
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'get_configuration',
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'set_configuration',
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'get_interface',
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'set_interface',
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'ENDPOINT_HALT',
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'FUNCTION_SUSPEND',
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'DEVICE_REMOTE_WAKEUP',
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'U1_ENABLE',
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'U2_ENABLE',
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'LTM_ENABLE']
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import usb.util as util
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import usb.core as core
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USBError = core.USBError
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def _parse_recipient(recipient, direction):
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if recipient is None:
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r = util.CTRL_RECIPIENT_DEVICE
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wIndex = 0
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elif isinstance(recipient, core.Interface):
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r = util.CTRL_RECIPIENT_INTERFACE
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wIndex = recipient.bInterfaceNumber
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elif isinstance(recipient, core.Endpoint):
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r = util.CTRL_RECIPIENT_ENDPOINT
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wIndex = recipient.bEndpointAddress
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else:
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raise ValueError('Invalid recipient.')
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bmRequestType = util.build_request_type(
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direction,
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util.CTRL_TYPE_STANDARD,
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r
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)
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return (bmRequestType, wIndex)
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# standard feature selectors from USB 2.0/3.0
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ENDPOINT_HALT = 0
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FUNCTION_SUSPEND = 0
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DEVICE_REMOTE_WAKEUP = 1
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U1_ENABLE = 48
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U2_ENABLE = 49
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LTM_ENABLE = 50
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def get_status(dev, recipient = None):
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r"""Return the status for the specified recipient.
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dev is the Device object to which the request will be
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sent to.
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The recipient can be None (on which the status will be queried
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from the device), an Interface or Endpoint descriptors.
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The status value is returned as an integer with the lower
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word being the two bytes status value.
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"""
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bmRequestType, wIndex = _parse_recipient(recipient, util.CTRL_IN)
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ret = dev.ctrl_transfer(bmRequestType = bmRequestType,
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bRequest = 0x00,
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wIndex = wIndex,
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data_or_wLength = 2)
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return ret[0] | (ret[1] << 8)
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def clear_feature(dev, feature, recipient = None):
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r"""Clear/disable a specific feature.
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dev is the Device object to which the request will be
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sent to.
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feature is the feature you want to disable.
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The recipient can be None (on which the status will be queried
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from the device), an Interface or Endpoint descriptors.
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"""
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if feature == ENDPOINT_HALT:
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dev.clear_halt(recipient)
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else:
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bmRequestType, wIndex = _parse_recipient(recipient, util.CTRL_OUT)
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dev.ctrl_transfer(bmRequestType = bmRequestType,
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bRequest = 0x01,
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wIndex = wIndex,
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wValue = feature)
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def set_feature(dev, feature, recipient = None):
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r"""Set/enable a specific feature.
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dev is the Device object to which the request will be
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sent to.
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feature is the feature you want to enable.
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The recipient can be None (on which the status will be queried
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from the device), an Interface or Endpoint descriptors.
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"""
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bmRequestType, wIndex = _parse_recipient(recipient, util.CTRL_OUT)
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dev.ctrl_transfer(bmRequestType = bmRequestType,
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bRequest = 0x03,
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wIndex = wIndex,
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wValue = feature)
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def get_descriptor(dev, desc_size, desc_type, desc_index, wIndex = 0):
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r"""Return the specified descriptor.
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dev is the Device object to which the request will be
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sent to.
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desc_size is the descriptor size.
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desc_type and desc_index are the descriptor type and index,
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respectively. wIndex index is used for string descriptors
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and represents the Language ID. For other types of descriptors,
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it is zero.
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"""
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wValue = desc_index | (desc_type << 8)
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bmRequestType = util.build_request_type(
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util.CTRL_IN,
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util.CTRL_TYPE_STANDARD,
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util.CTRL_RECIPIENT_DEVICE)
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desc = dev.ctrl_transfer(
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bmRequestType = bmRequestType,
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bRequest = 0x06,
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wValue = wValue,
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wIndex = wIndex,
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data_or_wLength = desc_size)
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if len(desc) < 2:
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raise USBError('Invalid descriptor')
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return desc
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def set_descriptor(dev, desc, desc_type, desc_index, wIndex = None):
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r"""Update an existing descriptor or add a new one.
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dev is the Device object to which the request will be
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sent to.
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The desc parameter is the descriptor to be sent to the device.
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desc_type and desc_index are the descriptor type and index,
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respectively. wIndex index is used for string descriptors
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and represents the Language ID. For other types of descriptors,
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it is zero.
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"""
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wValue = desc_index | (desc_type << 8)
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bmRequestType = util.build_request_type(
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util.CTRL_OUT,
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util.CTRL_TYPE_STANDARD,
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util.CTRL_RECIPIENT_DEVICE)
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dev.ctrl_transfer(
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bmRequestType = bmRequestType,
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bRequest = 0x07,
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wValue = wValue,
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wIndex = wIndex,
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data_or_wLength = desc)
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def get_configuration(dev):
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r"""Get the current active configuration of the device.
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dev is the Device object to which the request will be
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sent to.
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This function differs from the Device.get_active_configuration
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method because the later may use cached data, while this
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function always does a device request.
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"""
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bmRequestType = util.build_request_type(
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util.CTRL_IN,
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util.CTRL_TYPE_STANDARD,
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util.CTRL_RECIPIENT_DEVICE)
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return dev.ctrl_transfer(
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bmRequestType,
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bRequest = 0x08,
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data_or_wLength = 1)[0]
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def set_configuration(dev, bConfigurationNumber):
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r"""Set the current device configuration.
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dev is the Device object to which the request will be
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sent to.
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"""
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dev.set_configuration(bConfigurationNumber)
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def get_interface(dev, bInterfaceNumber):
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r"""Get the current alternate setting of the interface.
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dev is the Device object to which the request will be
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sent to.
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"""
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bmRequestType = util.build_request_type(
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util.CTRL_IN,
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util.CTRL_TYPE_STANDARD,
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util.CTRL_RECIPIENT_INTERFACE)
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return dev.ctrl_transfer(
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bmRequestType = bmRequestType,
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bRequest = 0x0a,
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wIndex = bInterfaceNumber,
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data_or_wLength = 1)[0]
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def set_interface(dev, bInterfaceNumber, bAlternateSetting):
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r"""Set the alternate setting of the interface.
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dev is the Device object to which the request will be
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sent to.
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"""
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dev.set_interface_altsetting(bInterfaceNumber, bAlternateSetting)
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