 | | Re: Preserving old-school Mindstorms resources
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Patch 10: This works for me under Cygwin with a USB tower, but some of the files such as rcx_comm.c have a bit of platform-specific code. Patch 11: I've noticed that the linker command file is a little different in Bibo than it was in BrickOS. If (...) (15 years ago, 21-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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(...) specific patches from the Bibo set. However the symptoms are identical under BrickOS so I assume they would be linked to the same patches there. Patch 10: Under Ubuntu with the usb tower, this causes firmdl3 to exit with error "read: resource (...) (15 years ago, 20-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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(...) (URL) . Unfortunately (at least from a code merge perspective), their "version 1.2" is based on BrickOS 0.2.5. The lnp_printf functionality has been adapted and included in the recently-posted rollup patches, but incorporating other (...) (15 years ago, 19-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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Now for Bibo.... I have merged these patch rollup collections with Bibo (where appropriate) and have posted the resulting diff files to (URL) of this follows the pattern of the previous patch rollup collection for BrickOS, with the following notes: (...) (15 years ago, 19-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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A very useful site is the cs university page here: (URL) of useful tutorials and instructions. It would be unhelpful to have it disappear. All of the stuff at the legos/brickos sourceforge pages, however a backup probably isn't needed of these. A (...) (15 years ago, 18-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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(...) Nice to see a few of us share the interest. :-) The best I can offer for a list of patches is what I listed in the post here [ (URL) ], along with Carl's follow-up post. That list was culled from links I've collected over the years. As was (...) (15 years ago, 14-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: Preserving old-school Mindstorms resources
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After surfing through many sites, and (sadly) even more 404s I have been unable to find a definitive list of gcc, binutils, BrickOS etc. versions and patches that I should and could be using. Presumably everybody here has up to date versions of all (...) (15 years ago, 13-Apr-09, to lugnet.robotics.rcx.legos)
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| | Preserving old-school Mindstorms resources
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Hi all Lately I've noticed a lot of old-school Lego Mindstorm resources are starting to disappear from teh webz. I've blagged about wanting to preserve this stuff here: (URL) the-brick If anyone knows of any resources you think should be maintained (...) (15 years ago, 12-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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(...) I have found the following related to the removal of h8300-*-hms from binutils: 1) (3 URLs) current Debian version of binutils-h8300-hms is 2.16.1-8 - (URL) the package page ( (URL) ), there is a downloadable *.diff.gz file. That diff file, (...) (15 years ago, 5-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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Hi, (...) I had worked to assimilate those patches prior to the second version of the performance patch being posted, so I'm glad to hear that it also works well. (...) When I went back through to add TCP support to other things, that "similar but (...) (15 years ago, 4-Apr-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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Hello, 2009/3/31 Carl Troein <carl@thep.lu.se>: (...) For some unknown reason the address suddenly pointed to the old server again which was shutdown in December last year. I noticed it myself only by chance. It seems that the dyndns record has (...) (15 years ago, 31-Mar-09, to lugnet.robotics.rcx.legos)
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| | Re: BrickOS Patches and Development
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(...) Case in point: when I first started on this post some weeks(!) ago, hoenicke.ath.cx wasn't responding. (...) And it's not getting easier if we've collected different sets of patches and then make further changes based on those... So yeah, we (...) (15 years ago, 31-Mar-09, to lugnet.robotics.rcx.legos)
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| | BrickOS Patches and Development
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Greetings, This is a follow up to earlier postings discussing the development status of BrickOS. While the Sourceforge project has not had much activity of late, I've come across various modifications that, unfortunately, have never made it (...) (15 years ago, 15-Feb-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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(...) I think we need to stick with 2.16.1, I don't know whether porting brickos to elf is really worth the trouble. Newer gcc versions would be nice, indeed, and brickos also builds fine with (some of?) these, but I never actually got it to run on (...) (15 years ago, 31-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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Hi all, This is great to see there's still some interest. I may not have opportunity to post over the next couple days, but I have created some patches against the latest Sourceforge CVS (as I believe there are a few differences between the CVS and (...) (15 years ago, 30-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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(...) From what I can tell, support for h8300-hitachi-hms(/coff) was dropped from binutils after 2.16.1. I have no real idea how much work it would take to port brickOS (plus brickemu, preferably) over to elf, but I suspect that it'd be a lot. (...) (15 years ago, 29-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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Michael, Carl, (...) I'm encouraged by your efforts Carl and I don't have time to do the gcc work so Michael, I'd like to take you up on your offer. I do have two of the RCX bricks and a number of USB/IR towers and Linux machines. Carl, I've limited (...) (15 years ago, 27-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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[...] (...) That's great news so far :-) Some time ago, however, I've tried to get brickOS to run on those old h8300 bricks, but it only seemed to work when using an old tool-chain (which is also the reason why the related packages never got (...) (15 years ago, 27-Jan-09, to lugnet.robotics.rcx.legos)
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| | Re: Development status
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(...) Hi Stephen, 2*Michael and others, I've (finally) started playing around with brickOS again. My RCX and almost all of my Lego is in storage a long long way from here, but that may actually be a good thing in this context. I've applied Jochen's (...) (15 years ago, 25-Jan-09, to lugnet.robotics.rcx.legos)
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| | Trains, Car and Level Crossing Automatic Control System
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This system is used 4 RCXs to control 2 trains, 1 car and 1 level crossing. RCX1 is used to control 3 switch points and response 3 light sensors. RCX2 is used to control 3 segments track and response 2 light sensors. RCX3 is used to control level (...) (16 years ago, 6-Sep-08, to lugnet.announce.moc, lugnet.trains, lugnet.robotics.rcx.legos) !
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| | Re: Problem to send long messages from RCX to PC via com Hack
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(...) Dear Matthew I have found the problem. It was in kernel\lnp-locical.c -> cheking the echo was the problem solution: echo OFF it is a rough solution, but it works changes 1) rx_handler(void) ... // echos of own bytes -> collision detection // (...) (16 years ago, 29-Jun-08, to lugnet.robotics.rcx.legos)
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| | Re: Problem to send long messages from RCX to PC via com Hack
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I don't know if this is would be of any help, as it uses a different approach, but I thought I'd pass it along anyway.... Bi-directional Bluetooth to IR translator - (URL) (PDF format: (URL) ) While this solution doesn't allow both the serial and IR (...) (16 years ago, 28-Jun-08, to lugnet.robotics.rcx.legos)
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| | Problem to send long messages from RCX to PC via com Hack
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Hi, Once again i am back about RCX and BT-Connection. Receiving messages from the PC via BT to the RCX is OK. But if I send messages from the RCX to the PC with 4800 Baud i get only 4 Bytes. So I go back to 2400 Baud, forget BT and make a serial (...) (16 years ago, 10-Jun-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Dear Claude (...) A: Thank you for finding the PDF. (...) A: I will check ( measure the Voltage on the IF LEDS) should be approx. 9V betweem LED and Transistor if everything is off. (...) A: Now i had success . It works. (...) I have allready done (...) (16 years ago, 29-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Dear Matthew (...) A: Now it works with 4800 baud via bluetoothconnection . There was a couple of Problems. 1) At first i tried with the USB Tower but i coult only swith to 4800 bauds but there is no possibilty to change parity. 2) With the serial (...) (16 years ago, 29-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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"Claude Baumann" <cbaumann@ci.educ.lu> wrote in message news:K1E031.y4@lugnet.com... (...) I was able to retrieve it from archive.org - (URL) . (16 years ago, 28-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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(...) The carrier should be quiet in any case, because it disturbs the TX signal. (...) We tried this,but it didn't work. Why, because the transistor will drain some current, if the emitter has positive voltage and the base goes low. If the carrier (...) (16 years ago, 24-May-08, to lugnet.robotics.rcx.legos)
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| | Re: RCX Serial Hardware Hack
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Glad to hear it is working--thank you for the update. If I may ask, I have a few questions-- * So if I understand these posts correctly, 4800 baud now works with the IR connection and not just with the hardware hack? *A couple posts from Dick Swan (...) (16 years ago, 24-May-08, to lugnet.robotics.rcx.legos)
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| | Re: Success
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Hi I have implemented the stuff // and set the port6<7> pin LOW. Now the upper PNP transistor isn't conducting anymore. Now TX and RX works Here are the program #include <lnp.h> #include <conio.h> #include <string.h> #include <lnp-logical.h> (...) (16 years ago, 20-May-08, to lugnet.robotics.rcx.legos)
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| | RCX Serial Hardware Hack
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Hi As allready described in a other thread i have build a bluetoothconnection between pc and the RCX. There is one thing that the serial bluetooth is only available to tx/rx with a minimum from 4800 baud. At first i compiled brickos 0.9.0 with (...) (16 years ago, 20-May-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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(...) I have found the thread, its in (URL) is a also a 2 thread in (URL) the usb tower dll. and a c program called joybricxsrc.zip I looked short in the header files LEGOUSBTowerioctl.h and there is a posibility to set the speed #define (...) (16 years ago, 3-May-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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.Sorry for the delay Now i am in italy , triest. so i just do a short look in the messages. Thanks for the answers. In meantime i recogmised too that there is no serial baud rate change in the dll for the usb. I think i have something at home what i (...) (16 years ago, 3-May-08, to lugnet.robotics.rcx.legos)
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| | RE: brickos 090 problem no program download with CONF_LNP_FAST
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Somewhere in the bowels of the header files within the RCX SDK is a list of "IODEVICE control commands" which does include description of messages required to change baud rate on the USB tower. I am assuming you're not using the LEGO Windows DLL (...) (16 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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Hello Bernhard, (...) I just checked the source code. There is no speed setting for usb tower in the code. If you look into firmdl3 you also find that fast mode is disabled for USB, because it doesn't work. I think the USB tower sends at 2400 baud (...) (16 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | RE: brickos 090 problem no program download with CONF_LNP_FAST
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You should scan for some old posts by either John Barnes or Philo concerning the different "IR transceiver" chips used between RCX 1.0 and 2.0 and between serial vs USB towers. As I recall: Serial tower can only transmit 38 KHz carrier. It's IR (...) (16 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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(...) Now i have success ! !) i made to directorys brickos-0.9.0_orig with //#ifdef CONF_LNP_FAST in /boot/config.h and util/dll-src/config.h and brickos-0.9.0_pat48 with #ifdef CONF_LNP_FAST in /boot/config.h and util/dll-src/config.h 2) compile (...) (16 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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Hello Jochen At first i was astonished, that somebody is answering so fast, because in the last 2 years there is not much conversation here. (...) I am not completly shure about your question concerning standart HW. I use the USB Tower and the (...) (16 years ago, 30-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: brickos 090 problem no program download with CONF_LNP_FAST
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Hello Powolny, > > I build allready a bluetooth connection between the pc and the rcx . The > bluetooth module (BTM-222) supports the spp serial protocoll only for 4800 or > higher baudrates. But it is cheap in comparsion to other ones. Costs about (...) (16 years ago, 29-Apr-08, to lugnet.robotics.rcx.legos)
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| | brickos 090 problem no program download with CONF_LNP_FAST
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Hi I build allready a bluetooth connection between the pc and the rcx . The bluetooth module (BTM-222) supports the spp serial protocoll only for 4800 or higher baudrates. But it is cheap in comparsion to other ones. Costs about 14 Euros. Look here (...) (16 years ago, 29-Apr-08, to lugnet.robotics.rcx.legos)
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| | Re: Want to Buy a RCX USB IR-Tower
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(...) Just buy a USB to Serial adaptor and use your Serial Tower if you can't find a USB Tower for sale anywhere. They're not very expensive and work fine. Many new desktop PC's done have serial ports these days. Dom (16 years ago, 23-Jan-08, to lugnet.robotics.rcx.legos)
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