 | | Re: getting BrickOS through slow connection
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(...) You can run Cygwin setup in a "Download from internet" mode, then take the files home, and run it in "Install from local directory" mode. (...) 2 steps: Compiling the cross-binutils and cross-gcc under MSYS, and then (possibly) making changes (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
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| | getting BrickOS through slow connection
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My son and I have been looking BrickOS but one sticking point is that we have a slow connection at home which makes getting large packages hard. In such cases, I just download the files at work and burn the files into CD-RW and bring them home. Is (...) (22 years ago, 1-Apr-03, to lugnet.robotics.rcx.legos)
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| | Re: strange motor behaviour
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(...) The problem is that the upper memory area (0xf000-0xf800) is connected to both RAM and motor output. Every byte written here is also interpreted as motor command. The latest CVS version of BrickOS has fixed this (this memory is written only (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
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| | Re: strange motor behaviour
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(...) (this should be your user programm of course) (...) and i've been a bit too quick, it should be 40*40*1 (you're allocating char's), still thats' about 1.5kByte, that is, 1/10th of the memory available to you as user, so the following reasoning (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
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| | Re: strange motor behaviour
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(...) well, the RCX only has 32Kbyte of memory of wich half is used by brickOs the remaining half should fit you user programm and all runtime stacks and heaps, so allocating 40*40*2Bytes(the minimum for a pointer in an 32Kbyte adresspace) will need (...) (22 years ago, 2-Apr-03, to lugnet.robotics.rcx.legos)
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