 | | Re: Speed of IR comms?
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| (...) Bad news I'm afraid: Your laptop and phone are using IrDA which is a vastly different technology than the RCX uses. The RCX protocol is more like a TV remote. (In fact, if you have a 'learning' remote, you can use it to drive your RCX!) I (...) (22 years ago, 2-Oct-02, to lugnet.robotics)
| | | | | Re: Speed of IR comms?
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| ----- Original Message ----- From: "Steve Baker" <sjbaker1@airmail.net> Sent: Wednesday, October 02, 2002 6:53 PM Subject: Re: Speed of IR comms? (...) LEGO and CIR (Consumer Infra-Red) send signals on a modulated carrier frequency (36KHz, 38KHz, or (...) (22 years ago, 3-Oct-02, to lugnet.robotics)
| | | | | [OT] Surplus LEGO Mindstorms Parts for sale
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| Hello, We have several LEGO Mindstorms parts (bricks, RCX 1.5, RCX 2.0 and more...)for sale. All parts are brand new and we have limited quantities. For more details, please check: (URL) STORE (HK) info@robotstorehk.com (22 years ago, 3-Oct-02, to lugnet.robotics)
| | | | | Re: Speed of IR comms?
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| (...) With preamble, complement bytes and checksum, it takes 9 bytes to send the 8 bits of data for a standard RCX message. That's only about 25 or so messages a second! The protocol used by Spybots & Manas eliminates the preamble and complement (...) (22 years ago, 3-Oct-02, to lugnet.robotics)
| | | | | Re: Speed of IR comms?
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| (...) FYI. The RCX normally runs at 2400 baud, but it is effectively 1200 baud because the protocol sends every byte twice. Markus and I were able to get downloads to run at a true 4800 baud by downloading a short program to hack some registers and (...) (22 years ago, 4-Oct-02, to lugnet.robotics)
| | | | | [OT] Surplus LEGO Mindstorms Parts for sale [Updated]
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| Hello, All the RCX 1.5 and 2.0 are sold out, and we still have limited quantities of IR Tower 1.5, IR Tower 2.0, LEGO cable connector, LEGO sensors, and LEGO Brick assortments. For more details, please check: (URL) and Best Regards, Patrick Hui (...) (22 years ago, 15-Oct-02, to lugnet.robotics)
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