Questions tagged [rcx]

The original LEGO Mindstorms Programmable Brick. Use this tag if your question specifically relates to Mindstorms Robotics Invention System 1.0, 1.5 or 2.0.

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What are the differences between the NXT and the RCX?

What are the differences between the NXT and the RCX? I know that the NXT is newer, but what features does it have that the RCX doesn't have, and vice versa (if the RCX has features that the NXT doesn'...
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16 votes
2 answers
9k views

Can I use RCX sensors and motors with the NXT brick?

I have a bunch of motors and sensors from the original Mindstorms set. It seems a shame I can't use these with the more recent NXT set. Are there any unofficial modifications that allow you to convert ...
Ambo100's user avatar
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13 votes
2 answers
1k views

How can I connect the RCX 2.0 to an external power source?

I want to build an auto-feeder with the RCX 2.0 for my cat. The problem is, that I often had to exchange the batteries. Is there an adapter for the RCX to connect it to a power point?
Sibbo's user avatar
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11 votes
5 answers
32k views

Lego Mindstorms RCX RIS 2.0 IR tower Windows 7 / XP driver

So I've recently dug up my old Lego Mindstorms RIS 2.0 (RCX) and have spent the past few days trying to install it into my Windows 7 laptop. It worked fine, except it could not find the correct ...
Daniel's user avatar
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11 votes
2 answers
7k views

Good LEGO CAD Design Software with Technic elements and animation

I'm taking computer engineering in Gr. 11 right now and our final project is to create a robot with the first version of Mindstorms. My partner and I are making a sumo robot for the class competition. ...
Alex's user avatar
  • 211
11 votes
6 answers
11k views

RCX firmware download problem

I hope someone can help me with a problem with getting an original RCX 1.0 system working with a current PC. I bought the RCX 1.0 system back in (I think) 2000 but its been in storage a long time. In ...
Andy Johnson's user avatar
10 votes
3 answers
2k views

Old RCX Wires Have Become Grey and Brittle

I have a LEGO MINDSTORMS Robotics Invention System 2.0 (3804) that I acquired back in 2003 (17 years ago), and the wires have become grey and brittle. The wires used to be black and smooth, and ...
HaydenStudios's user avatar
9 votes
1 answer
1k views

Can the RCX connect to infra-red on a computer?

Can the RCX connect to a laptop with a IR reciver on it? I want to program my RCX on my computer, But i have no db9 (Lego RCX connecter for 1.0 tower) seriel connecter nor a converter.
zaabtoop's user avatar
  • 143
8 votes
1 answer
2k views

Replacement power cable for Mindstorms RCX

I have an old Mindstorms 1.5 RCX. The plastic on the power cables has degraded, and they short out and don't work well. These look like they would work as replacements, but I'm not exactly sure. I ...
Brock Henry's user avatar
8 votes
1 answer
112 views

RCX only accepts short programs

I'm new here. I used to use the old Mindstorms to teach robotics at a school back in early 2000s and I thought my grandson would like it, so I have bought an old second hand system. The RCX brick ...
Jotec's user avatar
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7 votes
4 answers
4k views

How to load an RCX from a modern system?

I recently bought a new in box 1.5 Mindstorms kit featuring the RCX. My computer unfortunately does not have a 9-pin connection, and the software does not appear to work on Windows 10. Short of buying ...
Weckar E.'s user avatar
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7 votes
1 answer
6k views

How can I upgrade the firmware of an RCX 1.0 to an RCX 2.0?

I have an RCX 1.0 set from 1998 and I would like to upgrade the RCX 1.0 to RCX 2.0. Can this be done? Exactly how would I obtain a firmware file and load it? I do have access to the Bricxx Command ...
Tony C's user avatar
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7 votes
2 answers
3k views

How to control a RCX from a Mindstorms NXT

I have both an RCX and an NXT. I would like to control the RCX brick from the NXT (and possibly communicate back to to the NXT from the RCX). I would like to avoid purchasing the Mindsensors RCX to ...
mcqwerty's user avatar
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6 votes
5 answers
29k views

Where can I download the software for old RCX-era Mindstorms sets?

These days I've been coming across a lot of people who've purchased used MINDSTORMS sets from the RCX era, only to find they didn't come with a CD. And in order to use the set, assuming that using an ...
HaydenStudios's user avatar
6 votes
3 answers
1k views

Is it possible to connect an RCX to an iOS device?

I have an RCX and want to know if it's possible to connect it to an iOS device. If this is possible, how do I do it?
daviesgeek's user avatar
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6 votes
1 answer
210 views

Gunner bot programing

I just build the RCX Gunner Bot using the instructions from this web site. I had to build something different to the one we built in the class, I added a touch sensor and light sensor, so the bot ...
Ewelina's user avatar
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6 votes
1 answer
3k views

Can you program an RCX using the Mindstorms NXT 2.0 software?

I was asked to teach a robotics class and found several RCX bricks in storage. Can I use these bricks with the Mindstorms NXT 2.0 software? If not, what would be the software I would need to use the ...
alexis's user avatar
  • 61
6 votes
1 answer
2k views

Use legacy RCX sensors with EV3

In NXT-G, there was a "Legacy" Block pack which had blocks to allow for the use of RCX motors/sensors with the NXT, as long as you had a converter cable. However, the EV3 software does not have this, ...
undo's user avatar
  • 335
6 votes
2 answers
5k views

Lego 3804, Mindstorms Robotics Invention System 2.0 on Windows 10

I gave my grandson (11 years old) the LEGO 3804 Mindstorms Robotics Invention System 2.0. He built a couple things and when he tried to install software to program what he built, the computer would ...
William Biehl's user avatar
5 votes
1 answer
264 views

Lego RCX to NXT converter cables not working properly with EV3

I recently got some of these cables(see picture below) to control an old RCX motor. Some things to note before reading on. I tried both the medium and large motor blocks and played around with power, ...
ElectronicsNoob's user avatar
5 votes
1 answer
1k views

What do I need to connect an old RCX 2.0 to a computer and is it worth compared to just buying a new one?

From a friend I got some Lego, including an old Mindstorms package (RCX 2.0 as I already found out). It's my first time with the Mindstorms "eco system". I already found out that I need some kind of ...
Foo Bar's user avatar
  • 153
5 votes
1 answer
1k views

RobotC for RCX cannot find USB IR Tower

I have looked for similar question but found null. So here I am asking. I have Win7, a RobotC fo RCX and Mindstorms for RCX (both are old version, but available free). I borrowed an old LEGO kit (...
abqorian's user avatar
5 votes
2 answers
272 views

What are all the different third-party accessories that I can get for an RCX?

What are all the different third-party accessories that I can get for an RCX?
daviesgeek's user avatar
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5 votes
3 answers
5k views

Where can I get RCX 1.0 software?

We've got a LEGO RCX 1.0 without any Software. I've installed the USB IR Tower, what should I do now? I've downloaded the EV3 Software from the LEGO homepage and thought I could use this, but I don't ...
matthias's user avatar
5 votes
0 answers
49 views

RCX 2.0 usb ir tower. Easiest path to start [duplicate]

I picked up a working set recently and I would like to know the easiest path to get going. I have several old and new PCs and win 98, xp, 7 (32bit) and 10 available. The kit has no CD. I have LabView ...
RPL's user avatar
  • 51
4 votes
1 answer
359 views

Why does my RCX programmable brick have no power socket?

My RCX has no power socket, I don't know why. it seems that all RCX 1.0 over #300000 have no power adapters. My ONLY link is Google pictures. why?
zaabtoop's user avatar
  • 143
4 votes
2 answers
4k views

Vision Command and Exploration Mars software for Mindstorms RIS 2.0

I recently bought a set 3804 LEGO Mindstorms RIS (Robotics Invention System) v2.0 very well maintained but did not have the installation CD of the RCX program and IR tower. With some research on the ...
Alberto Santos's user avatar
4 votes
1 answer
2k views

Any substitute / schematic for Mindstorms 2.0 IR tower?

I came across a used Robotics Invention System 2.0 set, but in addition to a few missing bricks, it is missing the IR tower. Is there any generic replacement that I can use to program the RCX or does ...
Derek Tombrello's user avatar
4 votes
1 answer
868 views

Serial tower stopped communicating with RCX 1.0

I recently bought a RIS 1.5 with brick 1.0 and serial tower (no CD). I got a cheap USB adapter and installed the RIS 2.0. It worked almost fine for a few days. Everytime I started RIS I had to ...
Jesus's user avatar
  • 41
4 votes
1 answer
597 views

Can the rcx work without the infrared tower

I'm getting a rcx 1.0 or 1.5 and it's not coming with the tower. Can I still program it, using some sort of cable?
A person's user avatar
4 votes
0 answers
497 views

RCX + java + usb-to-serial

I am trying to get an old RCX working with leJOS. I already have it working with NQC and BricxCC. While NCQ/BricxCC seems to recognize my usb-to-serial (which appears as "COM5" to the OS), the leJOS ...
Fenn's user avatar
  • 91
3 votes
2 answers
618 views

Can Power Functions components work with the RCX?

I don't have the RCX, and neither do I have any PF stuff, but as they both have wire connectors which are almost identical, I'm thinking that they can both work together and are compatible. Is this ...
mindstormsboi's user avatar
3 votes
3 answers
794 views

Could not open serial port or USB device, RCX on Linux

I am trying to use my old RCX 2.0 set on Linux (Xubuntu). The problem is that when I try to download the (official) firmware into the RCX via the command: nqc -Susb:/dev/usb/legousbtower1 -firmware ./...
xuanphong's user avatar
3 votes
3 answers
7k views

Lego Mindstorms RCX RIS 2.0 IR tower Windows 10 64-bit driver

I found this question: Lego Mindstorms RCX RIS 2.0 IR tower Windows 7 / Windows XP driver and I wanted to ask if someone found a solution. But due to my lack of reputation I couldn't create a ...
Duncan's user avatar
  • 31
3 votes
1 answer
320 views

Serial tower RCX 1.0 works with NQC but flakey with RIS 2.0

Had this baby for 20 years at this point. Some rubber rot on the cables, but other than that, the set's in great shape. RCX 1.0 with DC-in port. Serial tower. Fresh batteries in tower and RCX. I ...
Jason Rohrer's user avatar
3 votes
1 answer
127 views

Microsoft Robotics Developer Studio & RCX Support?

What is the last version of the Microsoft Robotics Developer Studio that supports the RCX? The Wikipedia link (http://en.wikipedia.org/wiki/Microsoft_Robotics_Developer_Studio) indicates RCX was ...
robo67's user avatar
  • 31
3 votes
0 answers
119 views

BricxCC not seeing USB Tower in Windows 10 [duplicate]

I have a similar problem to BricxCC not seeing Serial Tower in Windows 10 except I have a USB tower (not a serial one). I have spent hours on this and didn't manage to solve it. Tried installing it ...
Jeremie HAVEL's user avatar
3 votes
0 answers
564 views

RCX 1.0 downloaded firmware successfully with RIS 2.0 but does not run any program

I have installed correctly the RIS 2.0 in an old laptop running Windows XP and I successfully downloaded the firmware through the RIS 2.0 to the RCX 1.0, following the standard setup instructions. ...
Miguel Gamboa's user avatar
2 votes
3 answers
5k views

RCX Windows 10?

I am a teacher and I use for years Lego RCX in science and technology . Now that I have Windows Surface Pro 2 , I would like if possible to use my RCX robotics kits on windows 10 ? Is that possible ?
Marco Garneau's user avatar
2 votes
2 answers
690 views

Lego RCX 1.0 brick relationship to Robotics Invention System (RIS) & RCX firmware versions

What is the relationship between a Lego RCX 1.0 brick and these: Robotics Invention System (RIS) versions 1.0 1.5 2.0 RCX firmware: firm0309.lgo: RCX firmware version 3.09 firm0328.lgo: RCX ...
CW Holeman II's user avatar
2 votes
1 answer
553 views

LEGO RCX hardware schematic

Where can I find the hardware schematic for the LEGO RCX brick? I spend a lot of time but unfortunately didn't find any useful information.
Tigran's user avatar
  • 151
2 votes
2 answers
887 views

Lego RCX 1.0 problem with communication

I have a problem with communication between the tower (it's installed and it's working - green light when communicating by IR ) and a RCX 1.0. It's not downloading .lgo file. I've tried with few ...
gregory's user avatar
  • 21
2 votes
1 answer
4k views

Where can I download the LEGO RCX 2.0 programming software for Windows 7?

Can someone point me to an active download location of the RCX 2.0 programming software for Windows 7? Thanks!
ethan's user avatar
  • 21
2 votes
1 answer
336 views

8034 software RIS 2.0 - how to work it under Ubuntu 14.04?

Can I get to work RCX 2.0 software RIS2.0 under Ubuntu 14.04? I've installed it under wine, but the graphics of my notebook was to high for it, and the next phase of installation - the looking for the ...
Balázs Devescovi's user avatar
2 votes
2 answers
384 views

RCX 2.0 Firmware downloaded successfully but "Run" does nothing

I recently was able to install RIS 2.0 for the first time since I just got a 32bit Windows 7 machine. I got the IR tower to download the firmware to the RCX 2.0 and it showed exactly the same screens ...
Ben O'Brien's user avatar
1 vote
1 answer
200 views

When was the RCX 2.0 released?

I know that the original RCX was released in 1998 and the NXT was released in 2006, but when was the RCX revision 2.0 released?
David's user avatar
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1 vote
1 answer
385 views

Programming RCX in 10.9 environment

My school has 15 RCX robot kits that this year has just been sitting because all the old computers with OS X 10.4 are now gone and we are using OS X 10.9. I would like to run the original RoboLab ...
mausman's user avatar
  • 11
1 vote
2 answers
703 views

Which program do I use to program my rcx 1.0 or 1.5

I am getting an RCX and I know it is ether a 1.0 or a 1.5. Which program do I use to program my RCX?
A person's user avatar
1 vote
1 answer
3k views

Getting the IR Tower working with RCX and RobotC [duplicate]

Possible Duplicate: Lego Mindstorms RCX RIS 2.0 IR tower Windows 7 / Windows XP driver Trying to get RobotC to work with my old RCX 2.0. I'm running windows 7 64 bit. I've connected the IR tower ...
James MV's user avatar
  • 111
1 vote
0 answers
54 views

What can I do to use my RCX brick?

I got this old mindstorms invention system 2.0 and I can't get the tower to connect. I have the right battery and adapter and a working brick. I have tried the Bricx program and it is not working. I ...
Joey Mohring's user avatar