 | | Polaroid sonar device
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Hello. I attempted to use the polaroid sonar device which is plugged into my expansion board on my handy board. I loaded the sonar.c file from the handy board web site using IC. When I called the routines in the sonar.c I got a "tick" sound and an (...) (26 years ago, 22-Mar-99, to lugnet.robotics.handyboard)
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| | RE: PWM and executing 2 function at the same time
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hi everybody, i am trying to ask 2 questions. question 1: is there any way to count the no of pulse generate by the handyboard? question 2: can i execute 2 function at the same time?(eg. testdigitals() and testanalogs() at the same time) with (...) (26 years ago, 22-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Battery Change
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At 04:38 AM 3/21/99 +0800, you wrote: They also fit exactly (...) I use NiMh batteries with my HB. Works fine, but I would be careful charging them. Supposedly these batteries require special charge circuits, but I've always found a slight (<150mA) (...) (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | Battery Change
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Dear Guys, It just so happens that I remembered that I have four old but still is good condition Ni-MH battery packs from an old cellphone, each pack is rated at 4.8V and 600mAh and the weight of all four of them is just about 75% the weight of the (...) (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | more serial problems
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I finally got the serial communications working--thanks for the help. However, I can't get IC up to speed--I'm getting very few bytes through at 9600 bps. I was talking to another team that is working on the same application, and they said they have (...) (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | Fwd: (OT) Robotics Engineer
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-- MIME ATTACHMENTS DISCARDED: 1. Content-ID: <0_921929128@inet_ou...aol.com.2> Content-type: message/rfc822 Content-transfer-encoding: 7bit Content-disposition: inline Content-Length: 2010 (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | (OT) Robotics Engineer
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Hello Everyone, I received the following e-mail from a student and since I'm not employed in this field I thought there might be someone on the list that could respond. Please send your e-mail address directly to me so that I may forward it. Thanks (...) (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | Help with Serial Ports, Please !!!
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Hello, I'm trying to port some working Qbasic code to Tcl8.08 (NT4.0), so I can embed it into the tcl-httpd, and make a robotic application controllable from the web (with the Tcl plug-in), but I'm having a hard time configuring the serial port (...) (26 years ago, 20-Mar-99, to lugnet.robotics.handyboard)
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| | new intranet ip
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the new address for the intranet site is (URL) going to the old address will be redirected to this new one. Hopefully, this will resolve some of the login issues. Regards, mark williamson (26 years ago, 19-Mar-99, to lugnet.robotics.handyboard)
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| | Unsubscribe
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Unsubscribe Handyboard List (26 years ago, 18-Mar-99, to lugnet.robotics.handyboard)
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| | Re: wireless connection
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please reply to me too about this! thanx =) chen (...) (26 years ago, 18-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Using the DC to DC converter
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(...) Yes, P=VI. When the Specification sheet says the converter can source 1W, they mean at most 1 Watt. When your sensor says it consumes 35mA, this is again the max and only if the 12V is supplied. If less than 12V is supplied it will probably (...) (26 years ago, 18-Mar-99, to lugnet.robotics.handyboard)
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| | Using the DC to DC converter
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Hi, I intend to use a 5V source battery going thru a DC to DC converter to get a 12V source. Then this 12v will connect to my diffuse sensor which operrate at 12V. The sensor's current consumption maximum is 35mA. If the output Watt of the DC-DC (...) (26 years ago, 18-Mar-99, to lugnet.robotics.handyboard)
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| | Moutor Output Circuit
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It seems we fried our motor output circuit quite nicely. We've replaced the L293D chips and we replaced the 74HC374 with the 74HC374E that came with our expansion board. Seemed to clear up a few issues, but both LED's are coming on for a couple of (...) (26 years ago, 18-Mar-99, to lugnet.robotics.handyboard)
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| | Re: help please
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Compatible substitutions for: Digikey# P6305 6.3v 470uF NICHICON Aluminum Axial General Purpose Miniature VX Series Capacitance Value: 470 µF Capacitance Tolerance: ± 20% Capacitance Range: 376.00 µF to 564.00 µF DC Voltage: 6.3v DC Temperature (...) (26 years ago, 17-Mar-99, to lugnet.robotics.handyboard)
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| | Serial communications
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I'm using a Windows PC to try to communicate with the handy board using the posted serial routines (using the pcode port). I can't get a single character to go through successfully. My receive routine is set to display to the LCD as it receives (...) (26 years ago, 17-Mar-99, to lugnet.robotics.handyboard)
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| | Robotics Computers bargain.
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Hi all, I just found a great deal on a computer that I'm going to use to program my Handyboards with. If I can, I'm going to try to hook up this PC to the Handyboard to use on a larger mobile robot. Here's what I found: Dauphin (sp?) pen based (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | help please
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Digi-Key told me that the mini axial 'lytic part #P6305 was obsolete. What part can I use instead? Has anyone had this happen? also, my last message "help on obsolete part" had the wrong part i meant the P6305 from digi-key. -Jon (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Interrupt Driven Binary programs
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did you try checking for the linefeed problem in your ICB file? please see teh FAQ about this: (URL)If I want to install an interrupt driven binary file to the handy board, (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | Interrupt Driven Binary programs
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If I want to install an interrupt driven binary file to the handy board, do I have to place it in the "system interrupt" that runs at 1000Htz? Can I use the clock on the 6811? I want to sample an event running above 1000Htz, is this possible? Bellow (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | IR Proximity Detector
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In looking over the contributed items on the Handyboard site, I came across the 16 channel IR Proximity detector. Has anyone constructed this or something similar and done any work on attaching it to the Handyboard? If so, can you provide more (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | RE: Help on obsolete part.
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Are you sure it is no longer available?? There are more than a few substitutions available to you. For nstance, Kemet manufactures appropriate tantalum capacitor substitutions. There are a few that would meet your needs. Lets look at an appropriate (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | P6305 is obsolete?
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Digi-Key told me that the mini axial 'lytic part #P6305 was obsolete. What part can I use instead? Has anyone had this happen? also, my last message "help on obsolete part" had the wrong part i meant the P6305 from digi-key. -Jon (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | help on obsolete part
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I tried to order the tantalum part #P2011-ND from Digi-Key and they said it has been obsolete. Does anyone know what I can use instead? Has anyone had this problem?? -Jon (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | LISP
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Hi, I was wondering if there is a way to use Lisp with the handy board. If not, how would you call lisp programs from c and visa versa. I appreciate your help, Faris Gammoh gammof@rpi.edu (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Help me, simulator
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There is a cheap simulator for 68HC11 family. I didn´t test it. It cost $25. Its URL: (URL) Gentile Departamento de Electronica. Facultad de Ingenieria. UNR. Rosario Argentina ......... (...) aldo@lacapital.com.ar (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | RE: INTERACTIVE C AND THE .ICB COMPILER
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Russell You are making a mistake in you addressing-mode. You do a: STAB TFLG1,X, where TFLG1 = $1023 and you initialise X=#$1000 The assembler gets confused and generates bogus output, including a warning. You need to set TFLG1 EQU $23. You need to (...) (26 years ago, 16-Mar-99, to lugnet.robotics.handyboard)
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| | Are E9's compatible with HB?
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I have a line on a bunch of MC68HC11E9's and I was wondering if these were compatible with the HB. Any help would be great! STEVE ___...___ Steve Wall Sir Sandford Fleming college Swall@flemingc.on.ca (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | INTERACTIVE C AND THE .ICB COMPILER
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Hello, My problem lies with the downloading of a constructed .icb file created for the .icb compiler from Newton Labs. I have written a .asm file and compiled it using the web page (URL) The code compiles successfully and when I copy the associated (...) (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | Re: 0.1 MF capacitor"104" help
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(...) Normally capacitors with values less than 1uF will not have a polarity. They can go in either way. (...) Doesn't matter. I try to make all the labels face the same way when I build a board. It makes things look better, but it is only for (...) (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | 0.1 MF capacitor"104" help
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How do you tell what is the negative on the cap labelled "104" both sides look the same. please help does the label go in towards the max232 or out towards the edge? ___...___ Steve Wall Sir Sandford Fleming college Swall@flemingc.on.ca (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | wireless connection
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-- MIME ATTACHMENTS DISCARDED: 1. Content-Type: text/plain; charset="euc-kr" Content-Transfer-Encoding: base64 Content-Length: 496 2. Content-Type: text/html; charset="euc-kr" Content-Transfer-Encoding: base64 Content-Length: 1428 (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | wireless connection
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-- MIME ATTACHMENTS DISCARDED: 1. Content-Type: text/plain; charset="euc-kr" Content-Transfer-Encoding: base64 Content-Length: 492 2. Content-Type: text/html; charset="euc-kr" Content-Transfer-Encoding: base64 Content-Length: 1412 (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Shaft-Encoders
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Hi, It's very interesting to use mouse QUADRIC encoders for HB as shaft encoders? If anybody make this in hardware? If so, may you give a links? ===...=== -----Original Message----- From: Max Davies <mdavies@CAM.ORG> (...) (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | Help me, simulator
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Hello Apreciate group of handy board Anyone can help me to recomend me some free very good simulator of the 68HC11 microcontroller, I apreciate very much your help, also the internet address where I can obtain it. with my best regards Carlos J. (...) (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Good source for Lego Technic parts?
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Certain items, most notably motors, are *significantly* cheaper than Pitsco if you order them through the LEGO shop-at-home catalog (1-800-453-4652). If you are ordering for an educational instititution and if you ask the shop-at-home people, you (...) (26 years ago, 15-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Shaft-Encoders
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(...) An old broken mouse is an excellent source for stuff like that. Perhaps even buying a new really really cheap one makes sense, just so you can scavenge it's parts. Just open one up to see. (26 years ago, 14-Mar-99, to lugnet.robotics.handyboard)
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| | Re: Good source for Lego Technic parts?
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Hi Steve. one more suggestion for lego parts... Pitsco only advertises a limited number of part kits on their web site. Did you check out their Dacta catalog? In the back there are several pages of specific part kits (i.e. gears, individual motors, (...) (26 years ago, 14-Mar-99, to lugnet.robotics.handyboard)
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| | Shaft-Encoders
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Hi, Does someone have a good and cheap source for optical shaft encoders (or only the encoder disks) ? thanks, Simon (26 years ago, 14-Mar-99, to lugnet.robotics.handyboard)
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| | (no subject)
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I actually use a NVRAM memory of Dallas company in place of 62256 and extern battery. I Want to replace in the same socket for a little pcb with 16 K rom and 16 K ram. I want to know how to do that? Its´s posible? I will need other IC to decode (...) (26 years ago, 14-Mar-99, to lugnet.robotics.handyboard)
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