 | | Re: legOS Network Protocol
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Jacob S. Barrett <jsbarrett@acm.org> wrote in message news:3716681C.D5C8C6...acm.org... (...) You can subscribe to this newsgroup as a mailing list. I would prefer to see it on this group (or less thing to subscribe to) or to have lugnet make a new (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.legos)
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| | RE: Ir transmission
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(...) I think its around 16 Mhz for the crystal and 4 MHz for the cycle time. I think there is a msec timer buried in the OC1A handler (see Kekoa's disassembly) I agree that we want something to trigger a run flag instead of having to check the (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: Ir transmission
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(...) The bytecode interpreter does it, which is what NQC maps to (opcode 43). I'd prefer a timer (or access to a clock) with millisecond resolution rather than a delay because things will get interesting whan multitasking. What is the CPU clock (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: SENSOR_READ doesn't return 0
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(...) Well, I think your progress so far is very good, I can understand the odd slip-up, it keeps us on our toes. If I get anywhere with the LCD constants for the complicated segments I'll let you know. (...) Because I am trying to reproduce (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | LNP Repost
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I thought it might be good to repost this with some changes... Okay a little smaller... Only a 4 byte header... |0|1|2|3|4|5|6|7|0|1...3|4|5|6|7| ---...--- | 0xF | VER | TOADDR | PORT| FRADDR | PORT| PAYLOADLEN | ---...--- / PAYLOAD / ---...--- / (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.legos)
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| | RE: SENSOR_READ doesn't return 0
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(...) There are indeed many ways to skin a cat...in the end , the effect is the same, but I'm always curious to see how others do things. How many FORTH programmers does it take to screw in a light bulb? Just one, but he has to be the fellow that (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | RE: Useful constants
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(...) I have a 4Ah lead acid battery for mine too! Remember to fuse it just in case... Cheers, Ralph Hempel - P.Eng ---...--- Check out pbFORTH for LEGO Mindstorms at: (URL) ---...--- Reply to: rhempel at bmts dot com ---...--- (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: legOS Network Protocol
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(...) I am not in position right now, time-wise, to contribute to the LNP, but I am very interested, and may have time to contribute soon. In the mean time, I'd like to keep up with the project. I don't know if you realize, Jacob, but if you prefer (...) (25 years ago, 15-Apr-99, to lugnet.robotics.rcx.legos)
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| | Re: SENSOR_READ doesn't return 0
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Actually, whils I am re-coding things, is there any reason why you didn't do DELAY like this? : DELAY ( 100msec timer -- ) 0 OVER TIMER_SET SWAP ( timer ticks ) BEGIN OVER TIMER_GET OVER > ( timer ticks time>ticks ) UNTIL 2DROP ; I have produced an (...) (25 years ago, 15-Apr-99, to lugnet.robotics.rcx.pbforth)
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| | Re: Useful constants
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(...) That is what I intended them for, I just thought that if I put them up here it would save some typing for someone else. I intend my IDE to detect if they are already in the RCX when it starts up, and download them if necessary. The IDE (...) (25 years ago, 15-Apr-99, to lugnet.robotics.rcx.pbforth)
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