 | | Re: DCC for the RCX
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(...) I don't install them either, and I have done something like 30 motors so far. (...) True, but ONLY if you are just going to use the RCX as a output. You can dial the voltage that DB100's (and most other Digitrax) boosters put out to a exact (...) (21 years ago, 29-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: need help for MLCAD:"add new piece to library"
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(...) Chris, I thought that pneumatics parts had made it into the official parts release. When was the last time you updated your parts? I've been known to use parts from here: (URL) I prefer the parts made by JP Brown. You can get them off my (...) (21 years ago, 29-May-03, to lugnet.robotics.rcx)
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| | Re: DCC for the RCX
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(...) output? Dave, I used a 1N4002. It's a fairly common 1 amp switching diode. Here's a picture from my latest decoder install: (URL) that the banded end of the diode gets the blue lead from the decoder. The unbanded end gets the white lead. If (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: DCC for the RCX
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In lugnet.robotics.rcx, Mark Riley wrote: <snip> (...) Mucho appreciated Mark. The Diode--any diode will do? and just solder it across the connector output? Take care, Dave (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: DCC for the RCX
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(...) I (...) resistors (...) goes (...) run (...) the (...) isn't (...) reduce the (...) David, When I installed my first decoders (Digitrax DN121), I omitted the capacitors, figuring if the buzzing was annoying, I could always add them later. As (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: DCC for the RCX
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<snip> (...) Hey Esger I'm not an electronic specialist by any stretch of the imagination (though not by lack of trying) But commercially available DCC controllers and stuff mostly run at 12 volts (from the research I read), but the RCX runs at 9 (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: DCC for the RCX
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(...) As I run 12v stuff I dont know the 9v motor good enough to comment on the capacitors but I dont think it's that good an idea to use a resistor to drop the voltage. Use one or more (zener)diode's instead. Esger (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: Remote control under linux
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(...) I'm not sure I understand the question. Are you saying that you want Program #1 to start when you press button P1 and stop running when you release the button? This isn't how the remote works, but you could just have your program send the Stop (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, FTX)
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| | need help for MLCAD:"add new piece to library"
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Hi everybody, there are missing parts in my MLCAD library.For example I do not have small pneumatic cylinder or pneumatic switch. how can I get on? do I have to create my own custom part or is there any optional free library.If I create my own piece (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx)
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| | Re: DCC for the RCX
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(...) Oh My Goodness! This is what I've been waiting for--when I priced out DCC controllers, they were 200+ CDN... If I can get one of my many RCX's to do it, well that's entirely another matter. When I originally did the research and found the cost (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains)
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| | Re: DCC for the RCX
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(...) Mark, nice work, this is very sweet. Makes me wish I had some DCC LEGO train motors even more. I guess one day I need to get off my fanny and put some together. I will bookmark this for sure, since I'm sure I'll be wanting to use it in the (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains, FTX)
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| | DCC for the RCX
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Hello All, I've completed a new bit of firmware that enables the RCX to act as a DCC Command Station. For those who are not familiar, DCC (short for Digital Command Control) is a means of sending electrical signals over model railroad tracks to (...) (21 years ago, 28-May-03, to lugnet.robotics.rcx, lugnet.trains) !!
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| | Re: How to call SCOUT ROM subroutine from NQC
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Dear Dave Baum, Thank you for your reply. First of all, I enyoy your wonderful creation NQC very much. I also learn much from your EXTREME MINDSTORM book although it is dedicated to RCX rather than to RDS SCOUT. I successfully call almost all SCOUT (...) (21 years ago, 27-May-03, to lugnet.robotics.rcx.nqc)
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| | Re: PC to RCX communication
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You may check out javastorms at www.javastroms.org. The project seem to be abandoned, but the code is available. Basically it does what you aim for so it should be a good starting point. I have used the code as base for some of my own projects and (...) (21 years ago, 26-May-03, to lugnet.robotics.rcx.legos)
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| | R: R: Transmitting a message from the RCX to the PC
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A C++ OO framework that encapsulates the LASM bytecode of Lego has been developed inside a didactical project. The class spirit that maintains the communication with the RCX is the fundamental part of this framework. The source code of this class (...) (21 years ago, 26-May-03, to lugnet.robotics.rcx)
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| | Re: Remote control under linux
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Oh chris I have a litle problem. I want to execute the program 1 and it stop when I stop to send the message Is there an other code to send to hand this progrma ? nanobapt (21 years ago, 25-May-03, to lugnet.robotics.rcx)
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| | Re: Transmitting a message from the RCX to the PC
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Would it be possible to have two RCX's communicate back and forth with a single PC by using two Infrared towers? By enclosing one tower/RCX pair in a box you could isolate the RCX's from interrupting each other's communications. I'm guessing that (...) (21 years ago, 25-May-03, to lugnet.robotics.rcx)
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| | Re: How to call SCOUT ROM subroutine from NQC
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(...) There isn't any built-in support for calling the ROM routines, but you can probably hack together what you need. You'll need to use "#pragma reserve" to prevent NQC from assigning variables to the registers used for parameter passing to the (...) (21 years ago, 24-May-03, to lugnet.robotics.rcx.nqc)
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| | Re: PC to RCX communication
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This Thread could probably answer more :) (URL) this helps "Shehryar Shaheen" <shehryar.shaheen@ul.ie> wrote in message news:HFD5yE.1pxM@lugnet.com... (...) a (...) java.comm (...) (21 years ago, 23-May-03, to lugnet.robotics.rcx.legos)
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| | Re: PC to RCX communication
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It's been a while since I last played with LNP but I can recall that it works well under Linux. The LNP deamon must be running on the PC before the RCX and the PC can communicate. I think with windows you still need the LNP deamon running under (...) (21 years ago, 23-May-03, to lugnet.robotics.rcx.legos)
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