 | | Re: error from makelx: address out of bounds
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I've found it. They must be declared as static: static LightSensor s(LightSensor::S3,false); int main(){ ... } Regards. Michael Wisse (...) (23 years ago, 20-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: WinLNP Issues
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Hi Matt, i had the same problem. That's a Microsoft *feature* ;-) that comes with visual C++ 6.0. (This problem is described in the MSDN. If you've got it installed, you 'll find details there.) You have to get a service pack for this compiler. Get (...) (23 years ago, 20-Apr-01, to lugnet.robotics.rcx.legos)
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| | WinLNP Issues
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I'm trying to compile WinLNP, and I've run across a baffling problem: h:\program files\microsoft visual studio\vc98\include\...til.h(101) : fatal error C1001: INTERNAL COMPILER ERROR (compiler file 'msc1.cpp', line 1786) Please choose the Technical (...) (23 years ago, 20-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: code
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(...) [snip] (...) Can't see anything glaringly obvious, except you've used different priorities for your tasks. As they're infinite loops with no waiting, it's probably better to make their priorities equal. But the best way is probably to do all (...) (23 years ago, 19-Apr-01, to lugnet.robotics.rcx.legos)
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| | code
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Hi,I'm trying to run 2 infinate loops at the same time. Is this possible? this is an example of what I'm trying to do. thanks #include <unistd.h> #include <dmotor.h> #include <dsensor.h> #include <conio.h> #include <time.h> pid_t fun_a; pid_t fun_c; (...) (23 years ago, 19-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: Declarations in header files
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(...) "extern inline" means that we are defining an inline function, but if the inline function is not used, there is also an externally defined function with the same purpose. So, if you compile without optimization, it acts like "extern void (...) (23 years ago, 18-Apr-01, to lugnet.robotics.rcx.legos)
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| | error from makelx: address out of bounds
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Hallo! My question again: I tried to declare sensors global, out of main(): Motor motor(Motor::B); LightSensor s(LightSensor::S3,false); int main(){ ... } make reports an error: /home/micha/legOS/util/makelx test.ds1 test.ds2 test.lx test.ds1: (...) (23 years ago, 17-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: Dynamic lists allowed?
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(...) Thanks for your help. The program is running fine now. Would you happen to know if anyone has created this sort of high level functions? If not more people might be interested. jm (23 years ago, 13-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: Dynamic lists allowed?
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(...) This should be "struct tNode *next;" (...) After this, any time you want to refer to a tNode, you need to say "struct tNode". Or you can put "typedef struct tNode tNode" and then use the "tNode" as a type like you're doing. (23 years ago, 12-Apr-01, to lugnet.robotics.rcx.legos)
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| | Dynamic lists allowed?
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Since I just got started with legOs (thanks to 'Extreme Mindstorms'), I'm creating a set of high level utility functions. This one here is intended to display a DYNAMIC list of values, but there seems to be a problem with the use of 'struct' and (...) (23 years ago, 12-Apr-01, to lugnet.robotics.rcx.legos)
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| | c++, sensor declaration
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Hallo! I tried to declare sensors global, out of main(): Motor motor(Motor::B); LightSensor s(LightSensor::S3,false); int main(){ ... } make reports an error: /home/micha/legOS/util/makelx test.ds1 test.ds2 test.lx test.ds1: address out of bounds on (...) (24 years ago, 10-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: c++, classes
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Hallo Frank, yes, it helped, thanks. But I still don't understand the background. Normally, in c++ you can initialize your private components in the body of the constructor or with a initialization list, like in your suggestion. Reagards. Michael (...) (24 years ago, 10-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: dll problems
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Nevermind, I figured it out. Apparently some of the programs weren't compiled correctly in the demo folder because some of them worked and some didn't. I was able to recompile some of them and then they would download. Wierd but at least I figured (...) (24 years ago, 8-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: dll problems
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Hmmm.... After messing around with it some more, I'm getting a new error message: "error creating program" . quite similar to the last one but not quite the same. Thought that might help in figuring this out. Nate Ridderman (24 years ago, 7-Apr-01, to lugnet.robotics.rcx.legos)
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| | dll problems
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Hi, I'm trying to install legOS 0.2.4 on my rcx from a windows system. I need to use it for a computer programming class I'm taking. I was able to download everything and successfully installed the firmware, however I'm unable to use the dll program (...) (24 years ago, 7-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: RCX Comm via input-output connection?
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(...) There's a couple of other ways to do it (besides the off / float mentioned by others): 1. Have the motor off RCX1 drive a rotation sensor on RCX2. Requires more space & parts. 2. Use LNP (infra-red communication). But requires that RCXs are in (...) (24 years ago, 6-Apr-01, to lugnet.robotics.rcx.legos)
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| | OT: Exploration Mars Balloon Tires Part#
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Hello Does anyone know the LEGO-Shop-At-Home part# for the balloon tires that come with the Exploration Mars Expansion Set ? Thanks Tim Goodwin (24 years ago, 6-Apr-01, to lugnet.robotics.rcx.legos)
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| | RE: RCX Comm via input-output connection?
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Hi Jakob, Search for "Electrical Data Link between 2 RCXs" thread on lugnet.robotics.rcx.ncq and various threads on lugnet.robotics ((URL) such as "CM-RCX" and more. I'm finishing up a *NQC* input/output VLL lib that supports direct electrical (...) (24 years ago, 6-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: RCX Comm via input-output connection?
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Hi, Jakob, It is possible and discussed here several times. Have a look at this : (URL) ;-) Why not use the search button ? ;-) (...) (24 years ago, 6-Apr-01, to lugnet.robotics.rcx.legos)
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| | RCX Comm via input-output connection?
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Hi! Does anyone know if it is possible to have to RCXs communicate by connecting the motor outputs of one to the sensor inputs to the other? I have a slight feeling this could burn things due to the high-voltage (relatively) output of the RCX motor (...) (24 years ago, 6-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: c++, classes
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Hi Michael, if you want to use a declarator list in the constructor you have to use the following syntax: /******* Implementation of the constructor ***...***/ LightSensorHead::Lig...ensorHead( const Motor::Port motorport, const Sensor::Port (...) (24 years ago, 5-Apr-01, to lugnet.robotics.rcx.legos)
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| | c++, classes
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Hallo! I try to write a class for legOS in c++. The constructor should get parameters for the used ports for a motor and two sensors, which are private components of the class. Then the contructor should assign these given ports to the private motor (...) (24 years ago, 4-Apr-01, to lugnet.robotics.rcx.legos)
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| | Can you test it for me?
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I made a lx file, but I can't test it, could you help me? (URL) (24 years ago, 4-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: max size of .lx
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(...) I don't know what the max is, but I have routinely worked with .lx files up to about 12,000 bytes, so you should be fine. (24 years ago, 3-Apr-01, to lugnet.robotics.rcx.legos)
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| | max size of .lx
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I got a .lx file that size is 9660 bytes, I am not sure if it can be downloaded to RCX, what is the max size of .lx? Zhengrong (24 years ago, 3-Apr-01, to lugnet.robotics.rcx.legos)
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| | What difference between 0.2.4 and 0.2.5?
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I am using 0.2.4 now, I want to know what difference between 0.2.4 and 0.2.5 to decide if I need to upgrade it. Br Zhengrong (24 years ago, 3-Apr-01, to lugnet.robotics.rcx.legos)
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| | Combo sensors (rotation AND light, same input)
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Hi, I've got a way to use a Rotation sensor and a light sensor on the same input, and get reliable, useful values from both. This is for real. See : (URL) was interested if anyone else has done this. Enjoy everyone. Mike Amy (24 years ago, 2-Apr-01, to lugnet.robotics.rcx.legos)
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| | Re: Neural network for legOS... ??
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(...) (24 years ago, 29-Mar-01, to lugnet.robotics.rcx.legos)
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| | Ser. Col. Only!! I'll cover shipping!!
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(24 years ago, 29-Mar-01, to lugnet.robotics.rcx.legos)
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| | Serious Collectors Only!
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I'm selling my entire collection for $4,500. There are over 300 sets MISB, and over 200 sets opened but still in mint condition. Over 90% of the opened sets were put together once; and then sealed in zip-lock bags. The boxes of the MISB sets are in (...) (24 years ago, 29-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Assembly in my C-program
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(...) If you want to drive directly the motors you should first disable motor handling in legOS (remove CONF_DMOTOR definition in config.h). Then you can create a high priority task that switches motors on and off writing in the motor output port. (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Assembly in my C-program
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(...) pulses (...) at (...) would (...) Hmmmm. This should be possible, but it's a bit more tricky with stepper motors - you have to allow for the speed-up and slow-down. Thus just calling motor_speed(50) would have to initiate a task that starts (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Assembly in my C-program
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Actually I am trying to control a stepper motor. So when i need to send 50 pulses fast, motor on and off takes same time because there same other tasks running at the same time. So it would be much quicker if I could just call motor speed (50), and (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Assembly in my C-program
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(...) to (...) This should be performed by mapping a variable on top of the memory location, and NOT by inline assembly. (...) What is wrong with speed=0 for off and speed=255 for on? /jakob (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Assembly in my C-program
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HI, I was wondering if I could write assembly code in my c-program. I would like to access the motor output port as a digital port and control when it is on and when off (possibly writting something like "mov.b r6l,@0xf000:16"). Or can I change the (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: .lx format
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(...) We are going to use this solution. Seems simpler. /jakob (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Running IR in the background
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(...) Congratulations! Could you post your source code here, to compare with the solution that we previously submitted to an almost identical question? We use an active light sensor reading in one taks, with a different task bangin zeroes using (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: .lx format
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(...) We arrived at that solution independently here... it makes more sense. Also, since only the parts of the kernel we actually use need to be linked in, the result should be much smaller than a full kernel. Furthermore, the compiler we are using (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: .lx format
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(...) We arrived at that solution independently here... it makes more sense. Also, since only the parts of the kernel we actually use need to be linked in, the result should be much smaller than a full kernel. Furthermore, the compiler we are using (...) (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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| | Re: Library use in LegOS
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(...) of (...) For the IAR compiler, this should not a problem. The libraries are optimized for minimal size, so we can probably use the standard libraires. And give our students the benefit of a full C lib. /jakob (24 years ago, 28-Mar-01, to lugnet.robotics.rcx.legos)
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