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 Robotics / NXT / 315
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Subject: 
RE: Connect BT devices to the NXT without a passkey?
Newsgroups: 
lugnet.robotics.nxt
Date: 
Thu, 4 Jan 2007 21:15:54 GMT
Reply-To: 
<DICKSWAN@nomorespamSBCGLOBAL.NET>
Viewed: 
12307 times
  
LEGO released the open source firmware for the ARM CPU. They did not
release the firmware source for the BT module which is proprietary code
developed by the BT module/hardware manufacturer (CSR)

CSR's BT module is a "Bluecore V2.0" version. The support for SPP
(Serial Port Profile) is within this module and likely this is the
best/only location for implementation of a HID (Human Interface Device)
profile stack.

If above is accurate, it seems very unlikely that NXT will be able to
support the WII modules without an upgrade to the Bluecore firmware.


The Mindsensors Playstation Controller is a "standard" PS2 interface. If
you Google around you'll find this is almost a standard SPI protocol



Message has 1 Reply:
  Re: Connect BT devices to the NXT without a passkey?
 
In article <025201c73045$8574a7...kdesktop>, Dick Swan <dickswan@sbcglobal.net> writes (...) This is true. (...) The pre-approved Bluetooth low level stack is proprietary to CSR. The code that runs in CSR's Virtual Machine to implement the serial (...) (18 years ago, 7-Jan-07, to lugnet.robotics.nxt)

Message is in Reply To:
  Re: Connect BT devices to the NXT without a passkey?
 
(...) Thanks for the good info -- I had forgotten that BT allows for so many services. Mindsensors' Playstation 2 controller interface must be converting the "human interface" signals into serial port messages. Now that the official firmware can be (...) (18 years ago, 4-Jan-07, to lugnet.robotics.nxt, FTX)

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