 | | RE: JAVA
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The IC package is quite impressive. What's the expectation of a JAVA-like language? --Jerry (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| | RE: JAVA and the handyboard
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|
I found my info on the Bali paper: Title: The BALI Development Environment for Small Mobile Robots Author: Willie Lim, Future Minds, Inc., William Y-P. Lim, wlim@ai.mit.edu Pages: 11 Presented: Mobile Robots X Conference (SPIE Conference 2591) in (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| |
| | (Polaroid quandry)
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Kind of in a jam... Have heard conflicting advise (thaks again to everybody who bothered to give it)...My design group wants to come to a decision about powering our two Polaroid Ultrasonic tranducers.... * One set of opinions has advised that we (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Newcomer
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|
(...) The E variant can handle 4 IC lines and 4 OC lines, while the A must do 3 IC lines and 5 OC lines. The IC and OC lines are the way the processor handles timer-sensitive signals, such as RC signals. The Handyboard can handle up to 2 ICs and 2 (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Handy Board Crash
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|
(...) Re-load pcode_hb.s19. If the board loses its operating program, when it starts up it runs gibberish, and the value of the motor output latch is randomized. -Fred (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Newcomer
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(...) either. some people like the e1 better because it has more flexible timer and counter lines. but the a1 has a simpler bootstrap sequence and is less likely to have compatibility problems with the host computer. (...) No, it's harder than this. (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Newcomer
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|
Hello: First - thanks for all the good information that we were able to find on the handyboard web page and on the associated ftp site. My son and I have decided that we would like to build the handyboard rather than buy one ready-built. We have no (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Handy Board Crash
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|
(...) I'm assuming you mean the motor LED's and that they stay on and nothing shows up on the LCD. Sounds like you didn't disconnect the battery and accidently shorted it. Probably lost the contents of the RAM. Try reloading the Pcode. hope it works (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Handy Board Crash
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|
Hi, I was installing another user knob beacuse the other one broke. While I was in the middle of doing it, I think I fried the board. When I start up I have an led sequence like this: green green green red does anyone know what this means, if so (...) (28 years ago, 19-Dec-96, to lugnet.robotics.handyboard)
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| |
| | RE: JAVA and the handyboard
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|
Found this about Bali after doing a web search: (URL) contains an abstract about a paper presented at an SPIE related conference. It seems to refer to using JAVA and extensions called BALI to provide a development environment for boards like the (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Interactive C sample routines
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|
(...) Bill: In addition to the IC Manual, check out the URL below: (URL) used these materials to get my students started. Also, see some code examples in the IC Libraries directory (that comes with IC). Check out the Chapter on Robot Programming in (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| | Interactive C sample routines
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|
Is there anyone out there that would have some IC routines that might get me started writing my own. Something for controling two motors, bump sensors, and IR sensors. Really anything that will give me a general idea of the direction I want to go (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: (senior design)
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|
(...) No problem. The motors are turned on, and you can forget about 'em, until you want to stop. Read sensors, do other math, and the robot will keep going. (...) Very fluid. Turns will be an issue, you will have to work that out. (...) He is (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| | RE: JAVA and the handyboard
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|
Didn't someone (William Lim?) write a paper about BALI, a small version of JAVA, that could be used for small mobile robots? I have a reference to his paper at home, but if someone can post it to this group quicker, it might be interesting. -- Clint (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| | Re: JAVA and the handyboard
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|
(...) What about building an IJ (Interactive Java). You loose all the cool stuff, but then again, there isn't much for graphics on the handy board. At least you get some decoupling (object orientation), and perhaps Java is a little easier to learn (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | (senior design)
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|
My design team and I just recieved our Handy-Board. We plan on building an autonomous mobile robot that will run a search program and (hopefully) locate a 4" x 4" wooden(passive) block. The domain that it will search in is approx. 15' x 15'. We plan (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| | Re: JAVA and the handyboard
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|
(...) I believe the predecessor to Java (known as "Oak") may have been designed for embedded systems. But last time I looked, a Java Virtual Machine took 8 MB of memory, which won't exactly fit into the HC11 address space :-) Really, if you want a (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | RE: JAVA and the handyboard
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|
It won't fit by a wide margin. I was part of the original Java team and when it was called 'Oak' it was designed to be as compact as possible with a kernel footprint at around 100K. (fit in a single 128KB eprom) But now that it is not just for (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | testing the CPU
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|
i am currently assembling the board, and i am not sure where to hook up my logic probe to test the CPU. will someone please help me? thanks. -mretzlaf@isd.net (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | JAVA and the handyboard
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|
Has anyone looked into putting JAVA on the Handyboard? I keep hearing that JAVA was originally designed for embedded systems and I am curious if it has the ability to live within the Handyboard's resources. Thanks ---...--- Lance Keashly Glenayre (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Handy board parts
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|
(...) ectronics (...) Richard Hughes and Ben Wirz sells onesies of the L293D. See the "Get Your Hands on a Handy Board" page. -Fred (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: steppers - HB
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|
I haven't tried this on a handy board, I am using a miniboard, but I think the process is similar: not having a lot of time to figure out how to use dc motors with my miniboard (my project deadline was coming up fast) I decided to use step motors (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Handy board parts
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|
(...) I got the following at JDR ( (URL) ): HM62256LP-10 $4.69 DS1233 $1.79 MAX232CPE $1.89 I got what I hope is a good substitute for the IS1U60 at Radio Shack, it is their p/n 276-137 and was discussed in the book "Mobile Robots" in similar use. (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Getting started
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|
(...) I think that the Handy Board could be a good next step, depending on what you want to do with it. There are many similarities between the controller board discussed in "Mobile Robotics" and the Handy Board. Perhaps one of the more important (...) (28 years ago, 18-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Getting started
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|
Hello to all, I am a senior in High school and I would like to get into robotics. I bought "Mobile Robtics" and have read parts of it. Is the Handy Board a good place to start? I would really like to get into some AI later. Does anyone have any (...) (28 years ago, 17-Dec-96, to lugnet.robotics.handyboard)
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| | Handy board parts
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|
I am searching for HB parts such as the 32K static CMOS ram p/n 62256-100LP, voltage monitor, p/n DS1233-10, IR demodulator p/n IS1U60, motor driver p/n L293, RS232 converter p/n MAX232CPE, or any acceptable substitutes. Would appreciate anyone (...) (28 years ago, 17-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Good Times virus warning!
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|
Sorry, I can't help myself. I have a 102 deg fever right now and I am not thinking straight. -Fred ------- Forwarded Message <<Subject: Final warning about the "Good Times" virus>> READ THIS: Goodtimes will re-write your hard drive. Not only that, (...) (28 years ago, 16-Dec-96, to lugnet.robotics.handyboard)
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| |
| | steppers - HB
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|
Wondering if anyone knows of a good way to interface a couple of steppers to the HB AND if there are any ic routines written to control steppers. Ideas, comments, suggestions, questions welcome. Bruce (28 years ago, 16-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Sonar and encoder conflict.
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|
I am attempting to run the following routine on my Handyboard int check() { int inches; ping(0); msleep(35L); inches=sonar_time/150; printf("%d \n",inches); return inches; } The program runs great and returns the proper value (Thanks to the software (...) (28 years ago, 15-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Polaroid Sensors
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|
The HB power source will work. Plug the power lines into the +5v and GND anywhere on the HB's headers. (...) (28 years ago, 14-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Polaroid Sensors
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|
Hey Everybody, Quick question for you. Just bought two Polaroid ultrasonic ranging modules, and I would like to know if I must use the Propulse batteries and holder that the manual suggests. If not, does anyone have any suggestions for a substitute (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| | Handy Board supplier ?
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|
I am new on this list and I wander if anybody can help me with information about a supplier of 'Handy Board' with a reasonable price; the ~$280 it's excessively high for me. Thanks Gyuri (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| |
| | 10 or 12 bit A/D?
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|
Hello, I am interested in a 10 or 12 bit A/D version of the Handy Board. Does anyone have any information that might assist me? Thanks in advanced. ���...���Bye, ���Kevin Hollander Kevin Hollander Univ. of New Mexico Dept. of Mechanical Engineering (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Replacing Motor Driver 754410's
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|
(...) I concur here, I have a 6inch X 6inch piece of aluminium for 2 of them, and this seems to dissapate all the heat I am generating. I could see longer runs or steeper grades would require a larger heatsink. (...) I was the one who originally (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| | 12V batteries
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I need a source for a good 12V battery. I'm thinking gel cell to keep the weight and size to a minimum. I found a 12V lead acid at Radio Shack, which is a good size but it's too heavy. My current needs should be modest - a couple of stepper motors (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| | Replacing Motor Driver 754410's
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|
Hello! I'm looking for feedback on my proposed modification of the HB. I need to drive a 2amp motor with 24 volts. I don't really trust the 754410's to handle that much power (not to mention the handyboard traces). What I'd like to do is replace (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Replacing Motor Driver 754410's
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|
(...) Scott The 18200's are a pretty staight forward upgrade. I'm currently using two of them to run a couple power widow motors from a 12V gel cell. They work great. They get hot pretty quick, so a heat sink is a definite must. Scan through the (...) (28 years ago, 13-Dec-96, to lugnet.robotics.handyboard)
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| |
| | RE: laser diodes II
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|
Any laser diode will work for sensing objects. The trick is that they are _so_ bright that you can't just look for the reflection (unless your are sensing objects at a few hundred feet) There was a Circuit Cellar contest entry which used a laser (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| | laser diodes II
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|
Hi, I am still looking for information on what type of laser diode would work for sensing objects. Any info or opinion would be helpfull. Has anyone tried using laser diodes for detecting objects? I would be interested in finding out how they were (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Fw: IMPORTANT; BEWARE (fwd)
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|
---...--- (...) doing -bs (...) jeff@wombat.eng.fsu.edu, (...) mhaik@wombat.eng.fsu.edu (...) DELETE (...) VIRUS (...) FORWARD (...) FRIENDS, (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| |
| | A Rotating (Sweeping?) Polaroid "Dish"? Can it work?
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|
Rather than fix one of our Polaroids, we want to put one on a rotating platform in front of the vehicle so instead of turning the vehicle to search for targets, we can stop, sweep the sonar back and forth, find a target, and turn towards it. (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| | Questions on Search Patterns with Polaroid & IR
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|
With Handyboard, and the book "Mobile Robots", we want to use two Polaroids (50-60 KHz) for long range detection/target acquisition and short range IR (40 KHz) for a. Close in target pickup b. Target avoidance when an object has been captured and it (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Motor output circuit in HB.
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|
I was taking a look at the schematics for the HB motor output circuit in order to see how could I fit it to work with the h-bridge in the RC Fast Traxx I have. Thanks to people in this mailing list, I know that in I have 4 signals in the Fast Traxx (...) (28 years ago, 12-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: FW: IMPORTANT; BEWARE (fwd)
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|
(...) DELETE (...) VIRUS (...) for (...) Not quit right. There is a virus that work with adding a special character through email. And if it look with specific terminal, the terminal will accept that character as an special command (may be can (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| | Re: FW: IMPORTANT; BEWARE (fwd)
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|
(...) There you have it! An actual admission from a NASA contractor that aliens do exist! ;-) -- Clint *** ROBOTIC SYSTEMS, INC. Clint Laskowski, President 10437 Innovation Drive, Ste. 314 Wauwatosa, WI 53226 Tel (414) 259-1301 Fax (414) 259-1311 (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: FW: IMPORTANT; BEWARE (fwd)
|
|
On Wed, 11 Dec 1996, David Negro wrote: [explanation of pen-pal email virus hoax deleted] (...) Here at NASA, the PKZIP300.EXE hoax resurfaces semiannually or so, with dire warnings and great fanfare. Hey, someone should post the Craig Shergold (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: FW: IMPORTANT; BEWARE (fwd)
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|
(...) Whoa, isn't this one of the famous Internet hoaxes? There isn't a way for an e-mail message to infect your hard drive. * Michael L. Ross/C33 | Lockheed Engineering & Sciences Co.**** * Robotics Department | 2400 Nasa Rd. 1, Houston, TX (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: FW: IMPORTANT; BEWARE (fwd)
|
|
Uh oh. Not this again! OK, for all those that don't know, YOU CANNOT GET A COMPUTER VIRUS BY READING E_MAIL!!!! The "Good-times virus" and apparently now the "Pen-Pal Virus" are just hoaxes!!! Why? For a virus to work it must have executable code. (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| | FW: IMPORTANT; BEWARE (fwd)
|
|
(...) Todd D. Hopwood FAMU-FSU College of Engineering Department of Mechanical Engineering thopwood@eng.fsu.edu Office (904)487-6108 Fax (904)487-6337 (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Green light?
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|
Dear handyboard users, I've been reading your archive and I've found many helpful hints. Thanks for all of your passive help. I am building my handyboard and have run up against a hitch. Maybe my situation sounds familiar to someone, or maybe (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | laser diodes
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|
Hi, Has anyone tried using laser diodes for detecting objects? I would be interested in finding out how they were connected and how they are read by the controller board. I am also interested in finding out what would be best. I have been looking at (...) (28 years ago, 11-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: IR relectance Sensors
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|
(...) There may be a miscommunication here. There are IR Reflectance sensors, that are designed to note notches and bar codes and such, which have a sensing distance measured in millimeters, and there are IR receiver modules that were originally (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: ir obstacle detector
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|
In your message you said: (...) en bounce the IR off walls. yes, but the tv remote technology includes automatic gain circuits, so you have no way of telling HOW FAR AWAY the original signal source is. (...) ough? You can use a simple reflectance (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: ir obstacle detector
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|
Is this because you used a "bright" IR led? Or perhaps the frequency is high, thus higher energy EM radiation? (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: ir obstacle detector
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|
(...) Why is the distance do short? You can use a remote control for a TV or someting from really far away and even bounce the IR off walls. Doesn't that mean that you can do the same for a sensor? Or is it that the current generation of (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: IR relectance Sensors
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|
I don't have the Flynn book with me currently, but I coulda sworn that I read about the Rug Warrior (or some other robot) "wall following behavior". I thought that this was accomplished by IR obstacle detectors. I was also under the impresion that (...) (28 years ago, 10-Dec-96, to lugnet.robotics.handyboard)
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| | ir obstacle detector
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|
This is the number of Radio Shacks fax service. I had bought the IR detector module part number 267-137 and on the back it said "For a complete data sheet call Radio Shack FaxBack at 1-800-323-6586 and request document #3313. If you do not have a (...) (28 years ago, 9-Dec-96, to lugnet.robotics.handyboard)
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| |
| | RE: IR relectance Sensors
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|
(...) I checked out the web page, not all the software is loaded up yet... Looks just like what I was about to ask for, I've gotta hook a 6811 to a Vector 2X via SPI as well. Last I reported on my project, I had fried the Handyboard. The problem was (...) (28 years ago, 9-Dec-96, to lugnet.robotics.handyboard)
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| |
| | RE: IR relectance Sensors
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|
Where can we find this? (...) (28 years ago, 9-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: IR relectance Sensors
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|
Those reflectance sensors are not made for detecting objects, they are usually used in something like a shaft encoder. So the 5mm is the useful range that they will have for that application. Not too useful for object detection. Digikey (...) (28 years ago, 9-Dec-96, to lugnet.robotics.handyboard)
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| |
| | (no subject)
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|
My E-mail address will be switching to: ameba@email.mcleod.net -thanx (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Headers
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|
Good Idea! Thanks. Another Question. What are these? SINGLE ROW MALE HEADER GOLD SINGLE ROW MALE HEADER SOLDER I guess gold is a better condutor. SBut what is solder as opposed to gold. Is it soft or has a low melting point? If so, why is it like (...) (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Headers
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|
(...) The difference is the plating. One version is plated w/ gold and the other w/ tin. The differnce is gold gives a lower contact resistance, and usually costs more. ;) If given the choice, I usualy go with the cheaper one. My projects don't (...) (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| |
| | H-bridge.
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|
I'm wondering you can piggy-back transistors to create a high amp H-bridge. Would this work? :) (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Headers
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|
(...) Yep, those are the part no.'s Just go to digi-key's site and do a part no. search. It'll give the part description and price. matt ___...___ Matthew J. Harlan Cornell University Electrical Engineering mjh10@cornell.edu (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| | IR relectance Sensors
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|
Where is a good place to get IR relectance sensors? Also, I'm having a little trouble comprehending some specs. What is the "sensing distance". For example, (in the Mouser CAtalog) the sensing distance of as Omron optical sensor with built in (...) (28 years ago, 8-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Headers
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|
I can't seem to find the male and female headers in the Digikey catalog. Is the No. in the HB Tech Ref (929974-01-36-ND and 929834-01-36-ND) the Digikey Part No.? Perhaps someone can tell me a description. Is it English or Metric? Thanks. (28 years ago, 7-Dec-96, to lugnet.robotics.handyboard)
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| |
| | New Handy board question
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|
Hi! Our board is fixed, thanks for your advice David. It was actually the circuit board holder vice that we were using to hold the board while soldering. It was made of metal and shorting power to ground. . . Our second board has a problem now, this (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: (Handy-B) wrong connection...
|
|
(...) any normal cmos low power 28-pin (JEDEC standard) 32K RAM will work. You do not need a special battery backed variety. you also might have blown the 'hc373 chip, since that is part of the memory circuit. also check the 'hc132. hopefully the (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | successful downloading
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|
Greetings, Thanks to all who replied. I downloaded dlm.exe and a new copy of pcode and it worked with the -256 option. The old version of dlm which I had did not recognize the -256 option, and I think that was the root of the problem. Onward..... (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Reflectance sensor hook up??
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|
I was looking on the Handy Board web page instructions on howw to wire sensors and motors to the HB. I thought that the two smaller ends went to ground and the longer transmitter side with a 330ohm resistor went to the 5v port and the longer recever (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | (Handy-B) wrong connection...
|
|
Hello, I made a terrible mistake. By mistake I connected the pos. side of the powerheader (10 V) to the middle row of the digital ports (Vccc ; 5 V , (if I'm not mistaking)). With this action I probably blew up (a) component(s) on my handyboard. I (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | memory fault
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|
I was working with IR detectors this morning when this happened.... one detector was connected to the special detector port provided in the handy board. There was a second one connected to the first digital port. They were working fine and i was (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Handyboard testing
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|
Have just got to the testing stage this lunch time and have a few problems. 1) When testing the motor ports the LEDs light up in the sequence M0 green - M0 red - M1 red - M1 green - M2 green - M2 red - M3 red - M3 green. This differs from the (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | handyboard stuff
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|
I,ve just received my Handyboard pcbs from Douglas Electronics and they were very quick in getting them over to me in the UK. I,ve just about got them chiped up and will be testing today. Books: In looking around for relevant books on the 68HC11 I (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Blown Board!
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|
Hello! Boy do I feel silly! I'm captain of a robotics team here at Washington University and I ran into a problem tonight while soldering up my board. We've been building the board from the kit and all has been well until now. My assistant and I (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: more downloading
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|
Hi Dave, can you try the DLM.EXE (not hbdl) program off the software resources web page? you will have to use the "-256" flag because it defaults to -512 for the e1 version of the 6811 which is probably not what you have. also, if you have windows (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| |
| | Re: Polyswitch Fuse
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Not a real systematic one -- that seemed to be enough to let motors blast away, but stop real damage from happening if the nicad pack got shorted out. remember, shorting nicads is a real hazard - 50 to 100 amps -- could almost start a car. -fred (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | more downloading
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Hi everyone, I posted a message a day or two ago about a downloading problem I am having with my HB. I have gotten my hands on a copy of hbdl.exe and it too fails to download pcode_hb.s19. I believe that I am following all instructions properly. (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Polyswitch Fuse
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I looked up the part in DigiKey Catalog. Is there a reason for choosing a fuse rated at 2.5A with a trip of 5.0A? (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | infrared communication
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Hello, I'm trying to find information on how to implement infrared communication between my PC and my RugWarrior (a 68HC11 board). I want is to use the serial interface of the board (another port would be fine btw), which is normally connected via a (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | baud rates
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Hi all, I have a question concerning baud rates and the SCI port. I looked in one of the pink books and found the maximum baud rate it shows is 131.072k baud. I need it to be 250k baud. I also noticed that the baud rate is dependant on the crystal (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | Re: SPI code
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(...) Just to be clear: the code I have promised is 1200 asynchronous serial output from the HB (from a pin other than its built-in RS-232 out :-), *not* SPI code. Mike is correct in stating the place for info is the 6811 "pink book." See the HB (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | (no subject)
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Hi, I get this message attached to some of you guys' mail. Does anyone know what it means? This message contains non-ASCII text, which can only be displayed properly if you are running X11. What follows may be partially unreadable, but the English (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | RE:
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(...) Isn't that what the SPI is for? Set one up as master, and all others as slaves. Look in the 'pink' book. I don't know of any existing drivers, but Dr. Fred Martin at MIT has stated he will write some Real Soon Now, maybe January. Keep checking (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | RE:
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I am trying to find info on networking HC11's too. If anyone knows where to find example code for networking any type of HC11 board, I'd be interested. (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | (no subject)
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Hi everybody, I already asked information about the SCI bus of the 68HC11. I had like to make a network, but I don't know which one to use: I2C, SCI, CAN, ... Did anybody knows information about this, or wrote some driver for I2C for instance? (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | Received handyboard :-( ... ---> ... :-)
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YES! The handy board 1.2 got another happy user! I received the Handy Board with an American 120/60 adapter instead of an European but except for paying a lot of money for that item being shipped to the bin there are plenty European transform (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Sonar
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Sorry, no immediate help, but we have two Polaroids and ordered Handyboard today, so we'll be getting the sonar active the rest of this week and hooking up to HB early next week, so we'll share what is happening. (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | downloading
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Greetings everyone, This is my first message to the Handy Board mailing list, as I am a previous miniboard user finally stepping up. However, my progress is being thwarted by not being able to download pcode_hb.s19. I am using a PC and I have the (...) (28 years ago, 5-Dec-96, to lugnet.robotics.handyboard)
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| | Re: frame material
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On Wed, 4 Dec 1996, Scott Sherman wrote: Hi, (...) Suggestion: Printer Circuit board with a thickness suitable. Say 1/8 inch. PVC plastic PC Board card guides for edging and bumper. One can solder to the copper. Two sided also acts as a power buss (...) (28 years ago, 4-Dec-96, to lugnet.robotics.handyboard)
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| | Re: frame material
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One good source for mechanical parts and stock material is Small Parts Inc. They have a nice catalog with lots of extra information - a must have for robotics experimenters, IMHO. The address: 13980 NW 58th Court PO Box 4650 Miami Lakes, FL (...) (28 years ago, 4-Dec-96, to lugnet.robotics.handyboard)
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| | Re: frame material
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(...) When I used to build aluminum robots I bought it at the hardware store. They usually have racks of metal, steel, aluminium, and sometimes copper and brass. Hobby stores sell small pieces also. I now mostly use plastic (for small robots) or (...) (28 years ago, 4-Dec-96, to lugnet.robotics.handyboard)
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| | frame material
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Hi, Does anyone know of a good place to get material for building a frame for a robot - preferably aluminum? This is for a robot who's overall size is app. 12 inches by 12 inches so it needs to be something like 3/4 inch channel with some thickness (...) (28 years ago, 4-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Black + White Camera
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The Wavecom Jr. from RFLink (~170$ for a xmit/receive pair) does color video and stereo audio in the 2.5Ghz band. Much better than the 900Mhz stuff. Can get it from Sharper Image (1-800 something...call 1800 555 1212 and ask). Can run off 12V (...) (28 years ago, 4-Dec-96, to lugnet.robotics.handyboard)
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| | Re: SPI header
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The SPI (synchronous peripheral interface) does not do normal RS-232 (aka "asynchronous serial") in hardware. you must write an assembly language driver to do the timing. at some point in january i plan to release a 1200 baud output driver. if (...) (28 years ago, 3-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Sonar
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Hi Scott, Check out the readme file in that directory - it contains the info you are looking for. - Prabal (...) (28 years ago, 3-Dec-96, to lugnet.robotics.handyboard)
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| | Sonar
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Hi, I wrote recently asking information about how to use the Polaroid sonar device with the Handy Board. I got back information on where to look for software but no real information on how to connect the hardware. Could anyone help me out with this? (...) (28 years ago, 3-Dec-96, to lugnet.robotics.handyboard)
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| | FW: Black + White Camera
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I have seen these all over - they are simple 900Mhz wireless links for video/audio. I think Radio Shack sells a device like this, as do the two places Mike Ross mentioned, JDR (URL) and Supercircuits (URL)---...--- (...) (28 years ago, 3-Dec-96, to lugnet.robotics.handyboard)
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| | Re: Black + White Camera
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(...) I put one on my project. Expect video dropouts from Rabbit type (i.e. 900 MHz) devices, when the robot goes behind trees, dense walls, and other areas. If you're using the video to drive the robot remotely, you'll have to back out of such (...) (28 years ago, 3-Dec-96, to lugnet.robotics.handyboard)
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