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| | Re: a few part questions (of course!)
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(...) We love it. Lets us show that after being in robotics for a couple of months, we are now experts! (...) Go here and get this chip instead.... (URL) (...) They are around, but if you can't find any, I have one I'll part with for $4.00 over my (...) (25 years ago, 18-Feb-00, to lugnet.robotics.handyboard)
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| | a few part questions (of course!)
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Hi, Being on the BEAM robotics list for ages i realise how annoying it is to have newbies coming in and you having to explain things all over again, but i just can't find the info i'm looking for so here goes... I've found most parts, but there a (...) (25 years ago, 18-Feb-00, to lugnet.robotics.handyboard)
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| | I NEED SOME HELP...
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Hi, I`m working in my mobile robot and a have a lot of questions, here there are some: 1. I need to communicate the HB with mi PC all the time during the execution of the HB main program, How can I do this? Through the SPI or the computer conector (...) (25 years ago, 18-Feb-00, to lugnet.robotics.handyboard)
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| | Re: GP2DO2_I.icb
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Hi, A more recent version of the web page contains versions of the software for 2, 4, or 6 GP2D02's as well as the Excel spreadsheet to convert the output of the device to centimeters. The page can be found at: (URL) not sure what the problem is (...) (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Sensor problems
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Hi all if anyone has problems using the 6500 series for distances below 35cm by using the binh signal I have a possible solution to the problem. We also expierienced problems using the sensors for distances between 15cm and 40cm. We finally found (...) (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | Re: asm compliers
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Try the Handy Board site at (URL) Livick (...) (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | asm compliers
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hi all which and where do i get a compiler to convert asm files to .icb cheers fazal (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Sensor problems
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Did your team solder the proper capacitor into the sonar board in accordance with the instructions on the HB web site? I was just wondering, because others who forgot the capacitor have reported similar problems. Also, you may want to try tweaking (...) (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | GP2DO2_I.icb
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Hi Barry, Having trouble downloading your software to my handyboard. I had it working fine a while back but purchased a new computer and lost the file. What am I doing wrong? I think I'm suppose to load the icb file first then the c file. I renamed (...) (25 years ago, 17-Feb-00, to lugnet.robotics.handyboard)
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| | Long Beach, CA Handyboard users?
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Are there any HB users in the Long Beach, CA area? I'm interested in getting a group together to build and run small robots in a maze to develop navigation and AI code in IC. We'd meet once a month on whichever saturday doesn't interfere with RSSC (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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(...) Ah! I see the problem. If you really wanted to do it, I'm sure you could scan through the Mac software to find where the baud rate was set, and then change a few bytes. It might take some time to find it though. You could also ask Newton Labs (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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(...) Ah, I tried this, but it breaks the pcode serial connection. IC on the Mac side seems to demand a 9600-baud connection and can't compensate for different rates. I suppose I should move to a different C compiler, but I'd lose the interactivity (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | ANN: fire-fighting robot contest at Penn State (3-25)
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Hi All, On Saturday, March 25, 2000, 3-5pm, Penn State Abington College, Abington, PA (Phila., PA USA region) will host a Fire-Fighting Robot Contest based on the rules of the International Fire-Fighting Robot Contest held annually at Trinity (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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(...) I figured it out either from the Handyboard web pages at MIT or from the big pink book (Motorola HC11 Book). I have had my Handyboard receiving from a GPS and tranmitting to a TNC at 4800 baud. Initially did it with IC, but am now using GCC (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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Does anyone know how to reduce the baud rate used by IC? (I'm running Mac version 3.1.) I'd like to replace the serial cable with an RF link, but keep the interactivity of IC. Incidentally, I've found that the Parallax RF stamps work quite well on (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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Hi everyone! The RF tx/rx units shown on the page were from Ming Microsystems. They were rated for 1200 baud, but I've been able to transmit/receive slower using the Parallax Inc. RF boards, which were rated for 300 baud. For slower serial (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Slower serial connection
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Try this web page: (URL) . It should have what you want. I have not tried it myself, but I do have the reciever/transmitter pair described on the page. (...) <excerpt><fontfamily...smaller>Is it possible to slow down the speed of the serial (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | IR sensor
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Hi.. does anyone know how to interface GP1u58X or IS1u60 Sharp IR sensor with handboard ?? i've tired to hack the GP1u58X from digital to analog output and plug it into analog input of HB, but the result is not good.. is there any software which can (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: serial output
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My transmitter module can accept upto 1200 baud. can i modify this driver to run at 1200baud. if possible how? i dont really understant assembly code. could you also point me to a book or manual which gives assembler commands. many thanks M Fazal (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Slower serial connection
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Is it possible to slow down the speed of the serial interface on the Handyboard? I have just gotten hold of a couple of RF transmit/receive pairs, but they are only able to go up to about 1200 baud or so. I don't intend using IC over the link, just (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Re: serial output
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you're not going to be able to generate accurate bit times using Interactive C -- it'd have to be an assembly language driver. use the 9600 baud output driver located at (URL) your message you said: (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | serial output
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hi i want to send a byte as a series of bit to a transamitter module i am using. the FAQ says i can use the digital 9, or SPI port or TOC3. i can output to these ports. the first problem is getting the delay times between bits. if i use the msleep() (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | Lcd displays for the Handyboard.
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Folks, Now and then I see people searching for LCD displays for the HandyBoards. I just came across some at a local surplus store. I purchased extras, and I'm will part with a few. These are new Vikay 2x16 lcd's, in a sealed bag. How about $5.50ea (...) (25 years ago, 16-Feb-00, to lugnet.robotics.handyboard)
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| | array of char in IC
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Hi, I am using IC. In my program I have an array of char (char serial_get_buffer[256]) as a global variable. This variable is used in a function. I want that when ever this function is called the array should be initialized to NULL. I tried (...) (25 years ago, 14-Feb-00, to lugnet.robotics.handyboard)
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| | Radio control w/ handyboard
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Hello all, I expect my handyboard to arrive in the mail within a few days... so I am playing around with some ideas of what I want to accomplish with it. my question: has anybody integrated a radio controlled car remote (wireless) with a handyboard (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | Re: I have Rug-Warrior Project!
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You can check with Mouser Electronics (800) 346-6873 with the following link to order: (URL) Mouser Stock Number for the plastic enclosure is 537-402. It has many different colors. Best Regards, Patrick Robot Store (HK) (URL) Message----- From: (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | I have Rug-Warrior Project!
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Dear Fred: I'm a Mechanical Engineering student in University California Irvine. I have project of building handy-board for my digital course.Now I've statred assemling but I have problem for supplying some parts.The parts which I need are 4 self (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | Re: New Computer Connection
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The second port needs to be enabled in BIOS and you must have enough free IRQ's to accomodate it. Email me offline if you have questions. (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | New Computer Connection
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Hello, I had the serial cable connected to the com port that was not working. I went to Control Panel System, device manager Ports[COM&LPT] Communications Port[COM1] Only one com. port is listed here but I have another serial port physically next to (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | new computer connection
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Greetings All, Have purchased a new computer and cannot communicate with my handy board. I remember some time back in the mail archives that some settings had to be changed if the computer was too fast for IC but cannot find it now. Computer has a (...) (25 years ago, 13-Feb-00, to lugnet.robotics.handyboard)
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| | Re: (no subject)
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(...) The obvious question is how you are measuring your capacitor and resistor values?. Resistors (presumably metal film), are typically +/-1%, but capacitors are unlikely to be 'better' than +/-5%, and may be significantly worse than this (many (...) (25 years ago, 12-Feb-00, to lugnet.robotics.handyboard)
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| | Re: 41Khz not 38KHz
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The 3.81K resistor is probably more accurate than its rated 1%, but the capacitor may be much less precise, unless you got a tight tolerance metal film one, (as I think the part list specifies). Precision also relies on the thresholds of the Schmitt (...) (25 years ago, 12-Feb-00, to lugnet.robotics.handyboard)
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| | (no subject)
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Maybe somebody could help. I am try to use the IR output. the problem is that the HB is modulating the signal at 41kHz and I need to get it down to 38kHz. I have checked the resistor and capacitor used in generating the frequency. R = 3.81 K C = (...) (25 years ago, 12-Feb-00, to lugnet.robotics.handyboard)
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| | encoder chip
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Hi, does anyone know how to interface the hewlett packard decoder IC to Handyboard? Regards,William. (25 years ago, 11-Feb-00, to lugnet.robotics.handyboard)
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| | Re: IC routine for ranging and angle finding with the GP2D12
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Following up on my challenge to get some things happening here..... Following is an IC routine that can be used to find angular displacement from and distance to a wall. It uses the Sharp GP2D12 IR ranging module mounted on a servo to do the (...) (25 years ago, 10-Feb-00, to lugnet.robotics.handyboard)
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| | Re: Shaft encoders interfacing with Handy Board
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I've had great success using Hall-effect magnetic sensors as shaft encoders with the Handy Board. The sensors are the type that Patrick Hui (of the Robot Store HK) includes in his HB sensor kit. I glued small disk magnets into the holes in a pair of (...) (25 years ago, 10-Feb-00, to lugnet.robotics.handyboard)
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| | Shaft encoders interfacing with Handy Board
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Hi everybody I'm trying to find an encoder to work with my Handy Board(using a DC motor). Please help me if you know anything about Shaft encoder(S1 optical encoder)interfacing with Handy Board. Can i use the Shaft encoder? Do you know how to (...) (25 years ago, 10-Feb-00, to lugnet.robotics.handyboard)
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| | Handyboard for Sale
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I bought a handyboard for my Thesis to do some data aquisition....now that I am done and out in the working world I don't think I am going to need it anytime soon. (Unless I go for my Phd :) ) Anyway, it is fully assembled and works fine. Comes with (...) (25 years ago, 10-Feb-00, to lugnet.robotics.handyboard)
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| | Re: IC Problems
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(...) Christian, I had similar problems with my handyboard twice. The first time the expansion board was causing the problem, so if you are using the expansion board, try to run dl without it. Fortunately I was in the lucky situation to have two (...) (25 years ago, 10-Feb-00, to lugnet.robotics.handyboard)
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