 | | Re: OOPS!
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(...) In the little Assembler system that I use (which can be found at (URL) MAIN_START is defined in the commands in the .BAT file that run the preprocessor: echo off REM Two different as11 runs... REM zero page increases by 3 REM main high byte (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | IC
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(...) Hi Bastiaan, We're working on an integrated .icb file generator for IC. Look for this in the next rev (free upgrade to those who have bought IC 3.1). As for "interpreting" C code -- actually, we do in fact compile C, but we compile it to a (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | servo motors
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I was wondering how many RC servos can be easily controlled with the handy board. I have seen that people have sucessully used 2 at once, but have not seen any more than that. Is it possible or has no one ever had a need for it? It seems that to (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | OOPS!
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I probably oughta mention that that "analog.asm"(17): symbol Undefined on pass 2 Error points to the ORG MAIN_START line in the code. Sorry for the omission. John (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | AS11 Question-
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Howdy- I've been trying to assemble various bits of assembly code- the Vector 2X compass code and some of the stuff from the handyboard libs directory to be specific- I am using the as11 version that was hacked up by Randy Sargeant. It seems to go (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | I miss some nice features in IC 3.1...
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Hi, I'm considering to buy IC 3.1. But when I looked at it's features I fount two nice things to be missing: 1. A build in assembler to create the .icb files 2. An option to compile C code instead of interpreting it. (I saw this very nice feature in (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | Re: Motors: Please help! Going out of my mind...
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(...) Of all the things in a Robot, motors are in some ways the most difficult to obtain. (...) Both Brevel and Globe make such motors, they typically go for anywhere been $175 each and $500 each. (...) [I'll assume that the above exceeds your (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | Richard Drushel's improved serial and math libraries
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now on-line. See the HB HP ((2 URLs) for the delay. -Fred (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | IC 3.1
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Is it possible to receive a trial/shareware version of IC 3.1? I don't what to go through the expense of buying the full version unless I know it will do what I need it to do. Thanks in advance. -Brad (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | IC 3.1
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(...) Hi Joe, Removing drivers depends a bit on what OS you're actually running. Generally, you'd remove lines from your config.sys or autoexec.bat (on c:\) to remove various drivers, if there are some you don't actually need. Networking software on (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | Out of memory error
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Randy, Thanks for your help so far, but I have a few questions. How can I remove drivers to get more room. Where can I quickly get a copy of IC 3.1? And how much does it cost? -Joe (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | Memory problems
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I have been having big problems with the programs that I have been writing for my handy board. I currently have around 1400 lines. I expect to have about 2000 when I'm done. I have many functions called throughout the program and recently have (...) (27 years ago, 27-May-97, to lugnet.robotics.handyboard)
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| | Out of memory error
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(...) At some point, you may run out of memory on the Handyboard; however, it sounds like IC 2.8 is running out of the 640K DOS-limited memory. You might try removing drivers to get more room in the lower 640K. If you move up to IC 3.1, which is a (...) (27 years ago, 26-May-97, to lugnet.robotics.handyboard)
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| | Re: clueless programmer
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A very simple program which will exercise the motors in this configuration is listed. The first section will put a message on the LCD then wait until the sopt button is pressed. Once the stop button is sensed, it will turn on the motor in port 0. (...) (27 years ago, 26-May-97, to lugnet.robotics.handyboard)
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| | TEAC Stepper motor
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Has anyone had any experience driving the stepper motor from a TEAC 5 1/4 in floppy drive with the HB. I have been going through Jones' tutorial on stepper motos and have decided that the motor is a permanent magnet, 4 winding variable reluctance (...) (27 years ago, 26-May-97, to lugnet.robotics.handyboard)
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| | RE: IC 3.1
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also, joe... there are several programs you can run to get more conventional memory (640)... dos 6.0 to 6.22 comes with memmaker... run this a couple times, toy with the settings a bit to see what you can pull off... one of the settings may cause (...) (27 years ago, 26-May-97, to lugnet.robotics.handyboard)
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| | Motors: Please help! Going out of my mind...
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Please somebody help! Actually it's not quite that bad, but I've been searching and hunting trying to find some motors to use for a new robot base. Does anyone have any suggestions for where to find motors with gearboxes that can carry a few pounds (...) (27 years ago, 25-May-97, to lugnet.robotics.handyboard)
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| | clueless programmer
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Ihave only been working with my HB for a few weeks but the coding appears pretty easy. I'll be happy to help/teach you C. Which ports are the motors and touch sensor connected to. (...) (URL) (...) else for that matter. (...) Tutebot from (...) (...) (27 years ago, 24-May-97, to lugnet.robotics.handyboard)
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| | futaba compatible servos
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hi... i'm coreyfro, (hi coreyfro) and i'm totally new to this... i'm a junior-programer/ele...-addept(or addict)/new-toy-junky i was drawn here via the lego aspect, but that is not my cocern now... i have buckets of radio controlled car junk at my (...) (27 years ago, 24-May-97, to lugnet.robotics.handyboard)
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| | clueless programmer
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First time I have wrote to the list hope it goes well... To be honest I don't have a clue on how to program in 'C' or any thing else for that matter. But I'm slowly learning. I want to write a program similar to that of the Tutebot from the "Mobile (...) (27 years ago, 23-May-97, to lugnet.robotics.handyboard)
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| | Nitintol wire
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I am in need of a small amount (5inches) of that wire that changes shape when applied heat. (200F). Anyone know where I can get a small quanity very fast. thanks (27 years ago, 23-May-97, to lugnet.robotics.handyboard)
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| | RE: weird headers
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(...) Thanks, I stuck a pot in it's place and fiddled with it until I got 4.49k and it worked great. I came up with the 4.49k by taking 1/x*.0068 = 32.75. Where .0068 is the cap, and 32.75 was my desired frequency. So x was determined to be 4.49 (...) (27 years ago, 23-May-97, to lugnet.robotics.handyboard)
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| | Re: IR
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Hi Fred, I do not know exactly of your situation with the IR detector/emitter arrangement. I found that it sometimes picks up noise occassionally. I also found that with small resister in the range that you are using (330ohms), the range is too much (...) (27 years ago, 23-May-97, to lugnet.robotics.handyboard)
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| | price
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I also would like to ask you guys where the best place to purchase a handy board is. How much money do you save if you build it yourself as opposed to buying a pre-assembled board? Being a college student, money is an issue. The few places on the (...) (27 years ago, 23-May-97, to lugnet.robotics.handyboard)
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| | Re: weird headers
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Disregard my previous email :) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | Re: weird headers
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(...) oh. sorry John! (...) yes. Change R4. Put a pot there if you like. (smaller resistance -> higher frequency) -Fred (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | weird headers
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That particular weird header is originated by John Whitten, aka root@snotnose.wizard.org, not my mail list program. All my mail list program does is forward along any mail sent to "handyboard@media.mit.edu" to each person on the distribution list. (...) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | Re: IR
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Fred, could you please reconfigure your mailer? I'm getting some very strange headers, and it upsets Eudora Pro's filtering. Here's what you're sending it to: To: "'Handyboard'" <IMCEAX400-c=US+3Ba=...MTP=handyb oard+40media+2Emit+2...vetel.com> (...) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | Cost of HandyBoard???
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(...) I was wondering if someone could tell me how much it would cost if I were to build a HandyBoard from scratch. The cost would include that of etching the pcb at home, all parts, interface cables, batteries etc... Thanx (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | RE: IR
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Brett, Since I'm going through a couple of corporate LANs and WANs, it would be no easy task to reconfigure my mailer. Perhaps you could tell Eudora to filter your messages if the To: field *contains* the word handyboard, rather than the whole (...) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | Re: IR
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(...) I am not there with you obviously so I cannot see your exact situation but when I was first playing around with the IR detectors (same kind, 38KHz from radio shack) I had the same problem. I finally tracked it down to my IR clock being way off (...) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | IR
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Hello all, I've been playing with IR proximity sensors, and wonder if anyone can provide some suggestions. I hooked up an IR LED (Radio Shack 'high output IR LED') to the Handyboard's IR output with a 330ohm resistor in series (the smallest value (...) (27 years ago, 22-May-97, to lugnet.robotics.handyboard)
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| | Re: Digital Micro Systems
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Hi Joseph, No, I have never had any problems with Digital Micro Systems. Actually, I am pleased with them. I ordered an assembled board a few months back and got the board on time. Later on I was suspecting something wrong with the board and I had (...) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Well, It works! :)
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Howdy all, They say imitation is the sincerest form of flattery- Thank you Fred Martin for designing such a cool board like the Handyboard! I got one last summer hopefully to be one of the CPU's in my robot- but alas it didn't have enough I/O ports (...) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Re: Digital Micro Systems
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I have had a bunch of problems with them too while trying to get some replacement parts from a kit they sold me...... I have e-mailed and called and yet never given a response........ (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Re: Compiler errors.
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I really don't know what the problem with your compiler is. Maybe it's the wrong one for your programming language or for the board you're using. In the version of IC I program with, the program would look more like the following. Maybe that can (...) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | purchasing IC 3.1?
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Is there anywhere I can purchase IC 3.1 via check? I'm not the (un)lucky owner of a credit card, and paying by check would make things a lot easier for me... ---...--- Jeff Keyzer UCSD EE Major jkeyzer@ucsd.edu (URL) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Compiler errors.
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I am still getting a strange compiler error and I can't figure it out. The exact error is: Compiler error! 62 extra bytes left on board stack Sometimes the number of bytes is more and sometimes less. I'm sending along a copy of the code that is (...) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Re: IR signal
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Sounds to me like your LED is just not focused straight ahead. I found that sticking the IR LED in a Radio Shack panel mount LED holder (cat no 276-080a) worked the best for focusing the beam of IR. I had tried soda straws and other things, but the (...) (27 years ago, 21-May-97, to lugnet.robotics.handyboard)
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| | Re: buying Chips
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(...) I just ordered two 68HC11A1FN's today from B.G.Micro for $6.95 each. 62256 32x8 static ram's for $2.99 each. www.b.g.micro.com Terry Gathright 669@worldnet.att.net (27 years ago, 20-May-97, to lugnet.robotics.handyboard)
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