 | | Re: problem wirh downloading demo program
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(...) This error indicate that the program don't download succefully the program ... turn on RCX ;-) or see if you can acess to the right COM name or sotmething like that nanobapt (21 years ago, 26-Jan-04, to lugnet.robotics.rcx.legos)
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| | problem wirh downloading demo program
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Hi, I tried to download the hello-world demo-program after downloading legos for the first time. It failed with the message "delete program failed". What program should be deleted, there is none! Anne (21 years ago, 26-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BricxCC release 3.3.7.7
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(...) Unfortunately, BricxCC is still not downloading the brickOS firmware correctly. I will look into this problem and try to fix it. In the mean time, you can use firmdl3 which works correctly. John Hansen (21 years ago, 23-Jan-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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| | BricxCC release 3.3.7.7
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I've released version 3.3.7.7 of BricxCC today. It adds a Spybot EEPROM tool window. It adds a new configurable watch tool window. It adds a new generic set source value tool window. It adds a hot key (F2) for the pbForth console. The position of (...) (21 years ago, 22-Jan-04, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.legos, lugnet.robotics.rcx.nqc, lugnet.robotics.spybotics)
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| | Re: brickOS & Cygwin with BricxCC
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(...) Thanks again for testing this for me! (...) The Send Messages tool window can send any IR message from 0 to 255 to a brick. John Hansen (21 years ago, 22-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: brickOS & Cygwin with BricxCC
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(...) Its true, Before John "fixed" the older OS issues, I was at my whit's end and was prepared to do damage to myself with a fork -- after unsuccessfully trying to install BrickOS.... but now, thanks to John and Bricxcc my cutlery is safely (...) (21 years ago, 22-Jan-04, to lugnet.robotics.rcx.legos)
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| | brickOS & Cygwin with BricxCC
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Yesterday, I replaced the two installers I have up on my bricxcc.sourceforge.net site with slightly modified versions. The new installers contain a new cross compiler which I built from 2.95.2 myself (rather than the one Hitachi provided some time (...) (21 years ago, 22-Jan-04, to lugnet.robotics.rcx.legos)
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| | Has anybody successfully added an RCX to 7471 Mars Rover?
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Ever since I picked up the 7471 Mars Rover a few months ago, I thought it screamed out for an RCX modification. I saw a lot of discussion about the possibility, but didn't find where anybody had actually successfully done it. Now that BrickFest PDX (...) (21 years ago, 22-Jan-04, to lugnet.space, lugnet.robotics, lugnet.org.ca.rtltoronto, lugnet.robotics.rcx.legos, lugnet.org.us.smart, lugnet.org.scibrick)
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| | Re: NEWBIE question : installing BrickOS
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(...) Or you can just skip the make strip step entirely. All it does is reduce the size of your executables but that has no bearing whatsoever on whether they function. Try opening a DOS box, change directory (without entering the BASH shell) into (...) (21 years ago, 21-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: NEWBIE question : installing BrickOS
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(...) Try make fontdesign in the util directory to build fontdesign.exe, and then do the make strip again. (21 years ago, 21-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) Volatile tells the compiler that should assume the value can change without the compiler's knowledge. So yes, it gets reloaded every time. (...) To find this stuff, you need to read through documentation for GCC. It has been a few years since (...) (21 years ago, 21-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) Oh, I see. That's nifty. So a 'volatile' keyword ensures that it's reloaded every time? (...) Which doc is this? The only ones I have are the BrickOS command reference (it's a shorter HTML one), and the software manual from Hitachi. (...) (...) (21 years ago, 20-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) Glad to help! (...) However, it *does* work for bytes... See the program below. In your example program, you declared the "total" variable as an unsigned short (which is a 16-bit word), but accessed it using an 8-bit move instruction. Instead, (...) (21 years ago, 20-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) PERFECT. That was exactly what I was looking for. Clearly, the @_variablename method only works for words and not bytes. This had been my problem. Thanks very much. And thanks to everyone else who contributed too... I'm just a sucker for the (...) (21 years ago, 19-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) One more answer... :-) Mark #include <unistd.h> #include <conio.h> int x = 10; int y = 5; int z; int main() { __asm__(" mov @_x,r0 mov @_y,r1 add r1,r0 mov r0,@_z "); lcd_int(z); msleep(5); return 0; } (21 years ago, 19-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) In rethinking I think that compiling with the -S option will do what you want. It should create a file with a .s suffix. -S makes the compiler compile, but not assemble. Kevin "YOU ARE A GENIUS!!!!!! you can put that in your sig file!!!" Chris (...) (21 years ago, 19-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) I recommend compiling with the -gstabs+ option (by modifying the makefile). After your .lx file is generated use "h8300-hms-objdump --disassemble-all --source > my.lst" to get a disassembled file with the C source intermixed.into the file (...) (21 years ago, 19-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) Hi Mike, Check out the source for memcpy.c in the C library. It's not immediately clear, but the directives at the end of the __asm__ section beginning with "r" associate the %n macros with the given variables. I'm not sure of the exact syntax (...) (21 years ago, 18-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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(...) I need to access elements of a 2d array. I don't think this is an option for that. Nevertheless, could you post code that demonstrates this? (...) How do I do that? (...) ??? (...) Hmm... this sounds more like what I'm trying to do. Someone? (...) (21 years ago, 18-Jan-04, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Assembler
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Hi, Michael. I had some trouble with getting variables into registers, as well. I can think of three ways: 1) Pass the variable to a function - the first function argument seems to be r0. You can easily experiment with this by inspecting the (...) (21 years ago, 18-Jan-04, to lugnet.robotics.rcx.legos)
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