 | | ICn for a Mac?
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Has anyone ported Kurt Konolige's ICn compiler to the Mac or MSDOS? Thanks! George Musser georgejr@musser.com (24 years ago, 25-Apr-00, to lugnet.robotics.handyboard)
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| | Re: RCX vs. HandyBoard
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(...) Here's one I can answer, at least a little bit: There's an HC11 port to gcc-2.8.1 and a Handyboard library to go with it. There's also a GCC-2.9.5 version out there. (URL) get you to either one. I program my Handyboard using Linux and GCC (...) (24 years ago, 25-Apr-00, to lugnet.robotics.handyboard)
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| | Re: RCX vs. HandyBoard
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(...) Here's one I can answer, at least a little bit: There's an HC11 port to gcc-2.8.1 and a Handyboard library to go with it. There's also a GCC-2.9.5 version out there. (URL) get you to either one. I program my Handyboard using Linux and GCC (...) (24 years ago, 24-Apr-00, to lugnet.robotics.handyboard)
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| | driving servos by the handy board!
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Dear Sir, I am a new user of the handyboard. In a robot project of building a manipulator, I have to drive for at least 3 servo motors. I have found the routines for driving two servo motors at the same time from the handyboard info website. But, if (...) (24 years ago, 23-Apr-00, to lugnet.robotics.handyboard)
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| | Re: RCX vs. HandyBoard
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Here are some more specific questions that I still have: 1) Can two handyboards communicate with each other from a distance?, either in the same room (i.e. infrared) or via the internet? 2) Besides Interactive C, what exactly are the other ways that (...) (24 years ago, 23-Apr-00, to lugnet.robotics.handyboard, lugnet.robotics.rcx)
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| | Servo function (new?)
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Hello all, here's a servo function that I worked up. It's really very simple, but I figured that someone else might want to use/hack it up. My problem was that I wanted to be able to set the servo (non-continuous) at *any* point in its travel (...) (24 years ago, 23-Apr-00, to lugnet.robotics.handyboard)
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| | IR communication power
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Hi everyone, I am now trying to use the IR transmitter and receiver to communicate two HB. The method seems work, but the main problem is the transmitter power is seems too weak. My HBs can only communicate within a few inches. My question is: Is (...) (24 years ago, 22-Apr-00, to lugnet.robotics.handyboard)
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| | wits end with PWM measurement
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Dear All I'm at my wits end on this one. It's a little routine to measure on PA0 a pulse width of a PWM signal generated on PA7. The two pins are linked with a jumper. I've looked through all the books and and handyboard archive, but all I get is (...) (24 years ago, 22-Apr-00, to lugnet.robotics.handyboard)
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| | Re: RCX vs. HandyBoard
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the HB FAQ has some of this. there is a listing of the specific features of the HB. see (URL) your message you said: (...) e (...) t (...) n (...) (24 years ago, 22-Apr-00, to lugnet.robotics.handyboard)
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| | RCX vs. HandyBoard
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is there a website that gives a side-by-side comparison of the features of the handyboard vs. the RCX? i'm giving a series of talks to professors about the rcx and robolab, and some of them have asked about the handyboard, but i don't know a whole (...) (24 years ago, 22-Apr-00, to lugnet.robotics.handyboard)
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| | sonar test and others
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Hi, My sonar is working!, I checked the wires and noticed that when soldered J12, I forget to cut the tail of the wire, maybe this was making contact with other part of the HB, I have also noticed the limitation to measure more than 2.6 m. , has (...) (24 years ago, 21-Apr-00, to lugnet.robotics.handyboard)
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| | memory problems!!
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Hi, I'm writting a C program for the HB that will allow it to be controlled by a LabVIEW software interface. The problem i'm having is that when my C code goes above 8Kb in size IC won'teven compiule it, it just crashes and the dos window closes. (...) (24 years ago, 21-Apr-00, to lugnet.robotics.handyboard)
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| | From Mac to Linux
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Hi, Guys: I meet a strang problem. We developed robot under Mac using IC version 3.1, everything works. Now we move to linux, we let fd(2), but it goes backward, we let bk(3), it goes forward. fd(3) and fd(3) is good. Sonar works. But our four (...) (24 years ago, 21-Apr-00, to lugnet.robotics.handyboard)
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| | Re: New Servo Routines?
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* Giang Tran <gt4025@chi.devry.edu> [000420 21:49]: (...) Silly me, I wasn't thinking that there would still be a mid point to the resistance. I was stuck on the fact that the new resistors would trick it into thinking that it never reached it's set (...) (24 years ago, 21-Apr-00, to lugnet.robotics.handyboard)
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| | sonar test
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Hi, I have connect the sonar to the exp. board, and when I run the function sonar_visual(), then the sonar began to click but I only get this: *****, I believe that the connectios are OK, if I disconect Digital 7, the display shows random numbers (...) (24 years ago, 20-Apr-00, to lugnet.robotics.handyboard)
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| | New Servo Routines?
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Because I have an expansion board, I cannot use my hacked up servo motors together with unaltered motors. In order to stop the hacked servos, I have to call init_expbd_servos(0) which dis-allows use of the other ones. Does anyone have any asm code (...) (24 years ago, 20-Apr-00, to lugnet.robotics.handyboard)
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| | sound generating questions
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hi, we have to generate a square wave for a pizeo buzzer, we would use the one on the handyboard, but this one has to be encased in a shell, which would only be unable to fit the handyboard. we tried just switching a digital out, on and off, and the (...) (24 years ago, 19-Apr-00, to lugnet.robotics.handyboard)
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| | measure the width of PWM pulses
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Dear All Does anybody have a routine to measure the width of PWM pulses from an R/C receiver (ie the pulses which control the servos). TIA David Young (24 years ago, 18-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Pictures?
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(...) at, (...) Thank you to everyone who sent me a link to a picture of a completed sonar assembly, they've been very helpful even though I still can't get it to work :( As such, I still have questions, but for now this is the only one: - Does it (...) (24 years ago, 17-Apr-00, to lugnet.robotics.handyboard)
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| | problems met in my project
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Dear Sir, I am a student who is doing a mobile robot project. Since I am really a freshman in Robotics. So, I would like to ask you to help me to solve some problems met in my project. Please forgive me if my questions are too simple! My aim for the (...) (24 years ago, 17-Apr-00, to lugnet.robotics.handyboard)
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| | Re: handy board troubles...
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gary -- it's an interesting bug. as you say you've got two 2-dim arrays, i can surmise that you're using Newton Lab's version of IC. In which case, they'd be the ones to address this problem. re: mailing list, it's now administered through LUGNET. (...) (24 years ago, 16-Apr-00, to lugnet.robotics.handyboard)
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| | Re: handy board troubles...
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This isn't technically a Handy Board problem as my code is being run on a Rug Warrior look-alike. However, I suspect that the same problem I'm experiencing would happen on my Handy Board if eviscerated one of my other robots and tried it. (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | How to change the baud rate of Interactive C
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Interactive C communicates with the 68HC11 at 9600 baud, but if you'd like to change that -- say, to maintain interactivity over a slow RF link -- it is easy to hack the software, at least in Mac version 3.1. I'm indebted to Randy Sargent who sent (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Battery Charging Question
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Thanks for the tip. I think you are right. I got a NiMH catalogue from Panasonic and it makes some of the same recommendation such as charge rate, etc. It is much like NiCD if you charge the battery "watching the clock". I am planning on building a (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: About HAndy board and PIC... last one
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Oh, one more thing. I got my Handyboard from Patrick Hui/The Robot Store at Hong Kong. (URL) It is a little cheaper than Gleason Research. Ok, I will say no more.... -- Ray Du Toit, Francois (SEB IS FDP Developers) <handyboard@media.mit.edu> wrote (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: About HAndy board and PIC ... one more
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Oh, here is something more about my robot. I am programming the PIC to run the legs, so I can take to load off the handyboard. I will still use the handyboard since I like IC. But to have the Handyboard to run that many servos or stepper motors are (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: About HAndy board and PIC
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Hi, Sorry for taking me so long to reply... I was busy working on projects... Actually, I am not a good person to ask all these questions. I am also just getting started on this.... I want to first refer you to another site: (URL) This page contains (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Pictures?
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Joe! Here's another pic of the sonar interface to the HB. Note that there are two ways to connect the sonar to the HB. One approach is to use the control lines to the L293 motor driver chip and the other is the SPI port. I've included both. Note (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Pictures?
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(...) Try this picture: (URL) This shows the cap soldered in and pretty much hooked up. Hope this helps -Jim Munro <jimmn@xnet.com> (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Sonar Pictures?
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Does anyone have pictures of their sonar assembly online that I could look at, just to make sure everything is where it should be? My sonar is still hovering around one reading (today it's 1300, the other day it was 700) no matter where an obstacle (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Re: DC motor question
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(...) [snip] (...) Bingo. Put .1uf caps (rated at least 4X your max voltage) from the (+) pole to the can, from the (-) pole to the can and from the (+) to the (-) pole. Keep your leads as short as possible. Put a big cap (1000uf+) on the power (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | DC motor question
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Hi, I am using DC Motors for the first time (previously used stepper motors) and have been experiencing difficulties when first powering on the handyboard. When I first turn on the power, occasionally the motors start up at full speed for no (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Eltec 442-3
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(...) Perhaps you could waggle it back & forth (on a servo or something) to simulate motion. -- Will +---...---+ | ^^ <^ ^> | | / òó ó°° \ | | / =Y= U \ | | Wendy, Will, Tatoosh & Tenzing | +---...---+ The difference between reality and fiction? (...) (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Eltec 442-3
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(...) Move the sensor, or the bot. If you sweep right to left you will detect the heat in front of you. -- Eric (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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| | Eltec 442-3
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Hi all I just recieved a new Eltec Pyroelectric sensor from acroname and have been messing around with it on my bot. In the booklet it says that the sensor is a Human Motion detector as apposed to a human presence detector. when there is a heat (...) (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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| | Sonar
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I finally got some time and tried to put together the sonar assembly we purchased from Acroname (unit R14-SONAR1 - Instrument Grade Kit). All the wires are jury-rigged up (didn't want to permanently afix them yet) but they seem to all be making (...) (24 years ago, 12-Apr-00, to lugnet.robotics.handyboard)
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| | Re: More torque
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One word "Chopper" Nearly every commercial stepper motor driver I have ever seen uses a chopper circuit. This is because torque is related to current (actually its related to magnetic flux but that's related to current :-). The operation of a (...) (24 years ago, 12-Apr-00, to lugnet.robotics.handyboard)
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| | Re: about robots and handy board
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Francis, Thanks for the info! I'm not an expert, but doesn't PIC stand for "Peripheral Interface Controller"? Well, I guess it's all just semantics, they both could be correct... Just wondering, John Wynne (...) (24 years ago, 12-Apr-00, to lugnet.robotics.handyboard)
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| | More torque
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Is there an easy way to get more torque out of a stepper motor? Upping the voltage is not an option at this time. I've already decreased the width of the pulses enough (so that it has enough torque to start on its own without a push) that it goes (...) (24 years ago, 12-Apr-00, to lugnet.robotics.handyboard)
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| | Re: about robots and handy board
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Dear Francois A du Toit: PIC stands for Programmable Integrated Circuit. Generally it is what we call a microcontroller. You write a program in Assembler, burn that program into the PICs EPROM or EEPROM. Then when you put the PIC in its circuit, it (...) (24 years ago, 12-Apr-00, to lugnet.robotics.handyboard)
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