100 lines
3.8 KiB
Python
Executable File
100 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python2
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# -*- coding: utf-8 -*-
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import sys
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import time
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import usb.core #, usb.util
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"""
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Logitech Wireless Solar Keyboard K750 lux and power readings on Linux
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Requires pyusb >= 1.0.0-a1
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Copyright (©) <2011> <Noah K. Tilton noahktilton@gmail.com>
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Permission is hereby granted, free of charge, to any person
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obtaining a copy of this software and associated documentation files
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(the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge,
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publish, distribute, sublicense, and/or sell copies of the Software,
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and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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"""
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class USB(object):
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def __init__(self, vendor_id, product_id):
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self.vendor_id = vendor_id
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self.product_id = product_id
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self.device = usb.core.find(idVendor=self.vendor_id,
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idProduct=self.product_id)
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if self.device is None: sys.exit('No device found: %s, %s' % \
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(self.vendor_id, self.product_id))
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def detach(self, n):
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print "detaching.... ",
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try:
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self.device.detach_kernel_driver(interface=n)
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print "Detached %s." % n
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except usb.core.USBError as e:
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print "couldn't detach, %s" % e
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def attach(self, n):
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print "attaching....",
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try:
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self.device.attach_kernel_driver(interface=n)
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print "Attached %s." % n
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except usb.core.USBError as e:
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print "couldn't attach, %s" % e
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def open(self, device_index=0, interface_indices=(0,0,), endpoint_index=0):
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self.configuration = self.device[device_index]
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if self.configuration is None: sys.exit("Bad configuration.")
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self.interface = self.configuration[interface_indices]
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if self.interface is None: sys.exit("Bad interface.")
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self.endpoint = self.interface[endpoint_index]
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if self.endpoint is None: sys.exit("Bad endpoint.")
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if __name__ == '__main__':
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while True:
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# find
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kb = USB( vendor_id=0x046d, product_id=0xc52b)
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kb.open( device_index=0, interface_indices=(2,0,), endpoint_index=0 )
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# fuzz (ymmv here -- I used wireshark, and there is a lot of
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# other noise traffic that I am not including because I don't
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# think it's required to make this work)
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#kb.device.ctrl_transfer(0x21, 0x09, 0x0210, 2,"\x10\xff\x81\x00\x00\x00\x00"),
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#kb.device.ctrl_transfer(0x21, 0x09, 0x0210, 2,"\x10\xff\x83\xb5\x31\x00\x00"),
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kb.device.ctrl_transfer(0x21, 0x09, 0x0210, 2, "\x10\x02\x09\x03\x78\x01\x00"),
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#kb.device.ctrl_transfer(0x21, 0x09, 0x0210, 2,"\x10\x02\x02\x02\x00\x00\x00"),
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# profit
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data = list( kb.device.read(
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kb.endpoint.bEndpointAddress,
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kb.endpoint.wMaxPacketSize,
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kb.interface.bInterfaceNumber,
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6000))
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print "Charge: %s Lux: %s (%s | %s)" % \
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(data[4],
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int(round(((255*data[5])+data[6])/538.0, 2)*100),
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data[5],
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data[6])
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time.sleep(1)
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# Python™ ftw!
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