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range, ir, tower
(score: 5.657)
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 | | RE: RCX and IR Range Characteristics?
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| As expected Jeff Hazen and John Barnes sent along a few itmes of interest. (...) Jeff asked if the diffuse cover of the tower had any effect at all. From my experiments, Jeff - the answer is no. John Barnes suggested that the bit-balancing act that (...) (23 years ago, 24-Apr-01, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.654)
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| | Re: constant green light
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| Hello I'm baaaack in this thread, and I'm now carrying my 1.5 serial IR/tower with me always, though not my RCX. Anybody yet have a theory to explain what's going on? (...) To check my tower, I tried substituting a Win XP desktop PC for my Win XP (...) (22 years ago, 5-Mar-03, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.654)
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range, ir, tower
(score: 5.648)
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| | Re: RF Connection To RCX
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| Eric, this was the approach I was thinking of. This way all the 'regular' functions, software, RcxCC etc would continue to work. Limitations: Speed is the same.. Other approaches would require deep hacking, I believe. I envisioned two devices: 1. (...) (25 years ago, 7-Jan-00, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.646)
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| | Re: A few questions on NQC vs. VB
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| (...) Hi, I don't see this as a matter of choice. It really depends on what you want to do with your robots. NQC programs are executed directly on the RCX and needs no communication with the PC, whereas programs written in VB using SPIRIT.OCX are (...) (25 years ago, 26-Oct-99, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.646)
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| | Re: Question on Spirit.ocx
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| Hi Andy, The library Spirit.ocx cannot to this operation. You can however program it yourself pretty easily. The following is taken from the lugnet archive: Subject: Sending a message to a RCX using a PC From: Denis Cousineau <decousin@indiana.edu> (...) (25 years ago, 9-Mar-00, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.644)
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| | Re: Help!! no serial port in new laptop pc!!!...!!!
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| In theory - this could work. The Linux IR project folks have had success with using laptop IR ports as remote control devices, but the range is short, and the viewing angle rather limited too.. I've toyed with this myself, and written some code (...) (23 years ago, 28-Aug-01, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.643)
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| | Re: LegOS does not work on 1.5 RCX
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| Before anyone replies to my previous message, found the problem. I have a light over my desk and this was interfering with the IR transmission. Turned the light off and moved the RCX a little closer to the tower and hey presto, all OK. Does legOS (...) (25 years ago, 27-Jan-00, to lugnet.robotics.rcx.legos)
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range, ir, tower
(score: 5.643)
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| | Re: LNPD problem
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| Hi Pieter, I'll take a shot at it... It's possible you may be experiencing a transmission problem on the RCX side. That's not to say that your RCX can't transmit IR data correctly... obviously it can since you are able to download BrickOS and that (...) (22 years ago, 4-Dec-02, to lugnet.robotics.rcx)
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range, ir, tower
(score: 5.642)
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| | LNP problem
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| Hi, I'm just getting started using LNP, read the howto and tried to play around with the examples therein. However, somthing goes wrong. I have a little programm on the RCX increasing a counter every second, displaying it's value on the lCD and (...) (22 years ago, 5-Jan-03, to lugnet.robotics.rcx.legos)
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range, ir, tower
(score: 5.641)
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| | Re: leJOS & LDCC IRP
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| (...) Yes, this is right, to be friendly to as many implementations of the Lego IR protocol as possible, receiving programs should just mask off bit 3. (...) While the code is there to discern packets with different addresses, I haven't yet added (...) (21 years ago, 12-Sep-03, to lugnet.robotics.rcx.java, lugnet.trains)
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range, ir, tower
(score: 5.640)
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| | LNP Repost
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| I thought it might be good to repost this with some changes... Okay a little smaller... Only a 4 byte header... |0|1|2|3|4|5|6|7|0|1...3|4|5|6|7| ---...--- | 0xF | VER | TOADDR | PORT| FRADDR | PORT| PAYLOADLEN | ---...--- / PAYLOAD / ---...--- / (...) (25 years ago, 16-Apr-99, to lugnet.robotics.rcx.legos)
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range, ir, tower
(score: 5.639)
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usb, long, tower
(score: 5.267)
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| | Re: LNPd with USB Tower - success?
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| Hi, lnpd is a very old program and has several problems, it does not support the protocol used by brickOS, lacks support for the USB tower and may lose packets as soon as they get too large (>8 bytes or so). Collision detection does not work as long (...) (18 years ago, 15-Apr-06, to lugnet.robotics.rcx.legos)
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usb, long, tower
(score: 5.254)
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usb, ir, long
(score: 5.251)
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usb, long, tower
(score: 5.244)
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| | Alternate firmware upload from MacOSX
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| Hi all, We're trying to wrap up our alternative runtime for the RCX (first), and soon the NXT. I am struggling, however, to upload our firmware from the Mac using a USB tower. I can upload using a serial or USB tower from both Windows and Linux... (...) (17 years ago, 10-Jun-07, to lugnet.robotics.rcx)
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usb, long, tower
(score: 5.243)
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| | Transmitting time USB vs serial
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| Hello, I use lejos 2.1.0 and legousbtower 0.52 from the lejos distribution. I measured the transmitting time of an Int from PC to RCX with the attached programs and got the following result: 1. single integer (LED at the tower is off before pressing (...) (22 years ago, 28-Dec-02, to lugnet.robotics.rcx.java)
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usb, long, tower
(score: 5.242)
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usb, long, tower
(score: 5.242)
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