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 | | Re: detecting memory leaks
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| (...) Please, post. (...) I'm guessing you defrag using mm_try_join()? malloc() uses this to defrag the beginning of the pool until it finds a big enough block (which can then be split again if its too big); Defragging during idle would save this (...) (22 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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memory
(score: 1.128)
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memory
(score: 1.128)
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memory
(score: 1.128)
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memory
(score: 1.128)
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| | Re: Mechanical Memory for Computing
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| (...) I didn't know there was an off-topic.geek group, but I agree that's where this should go. :) I'd be interested in seeing hardware that defines a byte other then 8 bits. I don't know if there is some programming language that redefines a byte, (...) (21 years ago, 26-Jun-03, to lugnet.off-topic.geek)
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memory
(score: 1.128)
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| | Re: Mechanical Memory for Computing
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| (...) Other-sized bytes are much older than that. I think 8 bits became the standard in the 60s or early 70s. I believe the PDP-10, a 36-bit computer, used 9-bit bytes. Hmmm. We've got this thing called "The Internet". I bet it's good for finding (...) (21 years ago, 26-Jun-03, to lugnet.off-topic.geek)
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memory
(score: 1.128)
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| | Memory
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| I'm using Robolab 2.5 and am running out of containers. I only need about 18 or so states, and I need as many as possible containers. I know in some languages like NQC you can store bits and bytes in containers when you only need a few states, but (...) (21 years ago, 17-Nov-03, to lugnet.robotics)
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memory
(score: 1.128)
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| | NXT power (was memory, prog. langs etc)
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| My 2c based on some experience with high-level robotics programming (vision, navigation & mapping, etc): While it is concievable that you could write some sophisticated mapping and analytic software on this platform, it will require deep low-level (...) (19 years ago, 8-Jan-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: mindstorms NXT and memory
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| (...) Just FYI, I programmed an ARM chip over 10 years ago (so it must have been a less powerful one than this). The assembly code was surprisingly clean, simple, and powerful. ARM is a great architecture. Something like BrickOS with a GNU C (...) (19 years ago, 9-Jan-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) The documentation on the LEGO website is a good source: (URL) chip is the Atmel AT91SAM7S256 (URL) this helps, John Hansen (18 years ago, 4-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) I would add, for completeness sake, that there is also an ATMEGA48 in the NXT too. There are two main reasons for this. 1. The legacy sensor interface requires 5v ADC for the analog inputs. 2. The motor PWM needs some outboard help. The ATMEGA (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) Yes. Successfully. There is already software available for converting .wav files. (thanks MDPs) Of course, they can't be too big. One of the first things I did was replace the goofy startup sound with a smaller one. There's also software to (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) What do you mean? It is possible to transfer files between a PC and the NXT over bluetooth so you can "stream" a .RSO file but doing so at 64 bytes per packet would be rather cumbersome. And playing the file on the NXT could not begin until (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) Tim, I don't know of anyone who's done this, but I strongly suspect it can be done. and, a .rso file is what they call the robot sound file. Steve (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) Is it something like mp3 (compressed), wav (non compressed) or midi (instructions to play a tune rather than the tune itself)?? Luca (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) Most of the file extensions on the NXT start with .R and end with two characters which suggest the file type (SO for sound, XE for executable, TM for "try me", DT for datalog, etc...). A .RSO file is a massaged .WAV file. The .RSO file format (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) See (URL) for the .rso file format. It is a modified .wav file. The only facility in the standard NXT firmware for playing sounds of any kind are playing a tone (frequency/duration) or playing a .rso file which has previously been uploaded to (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| (...) Is the sound quality similar to those "real" ringtones you get on new cellphones (think that's what they're called...)? Or is it closer to polyphonic? (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: NXT memory limits
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| In article <IyrsyD.1qIr@lugnet.com>, Tim Byrne <sultan@KILL-the- SPAM.locehilios.com> wrote (...) Bluetooth is up to it, typical use is to connect a hands-free headset to a mobile phone. Stereo headphones are now available for listening to music (...) (18 years ago, 5-May-06, to lugnet.robotics)
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memory
(score: 1.128)
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| | Re: Peeron Memory Upgrade
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| (...) I'd like to thank everyone who donated - the server has been upgraded, and hopefully, it's noticeably faster now! Dan (18 years ago, 4-Feb-07, to lugnet.db.inv, FTX)
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memory
(score: 1.128)
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