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  Re: battery voltages
 
(...) Yes, and the current capacity would be the same, since excess voltage gets dissipated in the HB's voltage regulator. -Fred (29 years ago, 6-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  HB list now being archived
 
Greetings HB users, I have enabled archiving of our list. The archive is at: (URL) is linked from the mailing list page off of the main page. BTW, some people have asked if they can receive the list's mail in digest form. The answer is "sorry, no." (...) (29 years ago, 2-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  Re: HB died - HELP
 
Keith, You may have shorted something out while connecting up the battery. I've seen this before, and parts do fry if you connect them to 9.6v. If while you had the battery ground lead connected, you just brushed the +v lead onto some pins, that (...) (29 years ago, 4-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  Re: hmph
 
(...) Be careful. Cheap RC cars tend to use 3v motors that want to draw a fair bit of current. Expensive RC cars use motors in a better voltage range for the HB (.e.g, 8.4 or 9.6v), but they draw serious current (5 to 10A easy). -F (29 years ago, 5-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  driving 3v motors
 
(...) The best solution here is to replace the HB's 9.6v batt with a 6v one. Once you get past the L293's, you'll be giving around 4v to the motors, which should be fine. -F (29 years ago, 5-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  Re: charger board problems
 
You could just get an adapter that is rated for a lower voltage. Try a nine volt adapter or a universal one that you can experiment with. -Fred -- This message was composed using Articulate Systems' PowerSecretary. Please forgive any sloppiness in (...) (29 years ago, 11-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  Re: IC serial hog?
 
yes, it is possible for an ic program to use the serial port. see randy's instructions at (URL) (29 years ago, 12-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  announcing the HB Expansion Board version 2.0!!
 
Greetings all, The Handy Board Expansion Board version 2.0 design is complete! I'm pretty excited about the feature set, which includes a bunch of things not on the older (not released) expansion boards: * high-impedance analog inputs * PIC (...) (29 years ago, 7-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.002)

  Re: Sony IR decoding routine!
 
ic is very sensitive to linefeed termination in icb files. if you are runnnin on an ms-dos system, i believe it requires unix style (e.g., ctrl-j) termination, rather than ms-dos ctrl-m ctrl-j style. try removing the ctrl-m's from your copy of the (...) (29 years ago, 12-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.001)

  Re: Porting as11_ic to mac
 
In your message you said: (...) all right dave! this wpuld be a great service to the mac community. the answer: yes, that is all the c precprocc is doing, generating 2 calls to the as11. it assembles the user pgm at two diff points in mem so that ic (...) (29 years ago, 12-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.001)

  Re: Can't initialize CONFIG register
 
In your message you said: (...) ok. the dlm *is* trying to write the one byte, because the config reg lives at 0x103f. and it's trying to write it as 0x0c, which is also correct. but apparently it is not working, b/c you say that when you run the (...) (29 years ago, 12-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.001)

  Re: Interrupt routine hangs
 
You can't just put your code whereever you like in memory. Use IC's .icb file format, which lets it relocate code as necessary. -F (...) (29 years ago, 15-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.001)

  Re: Sony IR Transmission Routine
 
a wireless serial link requires surgery to IC. the HB side woudn't be bad. on the ic side you'd have to plug into the board comms routines (probably most are stashed away in a single library) and substitute your own code that deal with transmission (...) (29 years ago, 20-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Re: Weird LCD problems
 
David -- Soldering d0 to +5v certainly can't help; it should be connected to the data bus (pin 9 of the 6811, pin 11 of the RAM, and pin 3 of the 'hc373). (see the cpu and mem schematic). With board power off, check continuity among these (...) (29 years ago, 22-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  DLM for the modern age
 
Hi all, Given Kazuyoshi and other's problems with DLM, if there are any Windows programmers out there who would want to take a stab at a Windows or W'95 implemention, it would be a Good Thing. I'm afraid I'm not qualified to take this on myself. The (...) (29 years ago, 21-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Re: My handyboard does not run.....
 
dlm is apparently having trouble. you've got the right COM port because it's able to get through the first phase of the download (the dots and dashes bootstrap). someone else had problems using dlm on a pentium. it's an aging dos program and i (...) (29 years ago, 21-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Re: hbdl doesn't work?
 
Jeff -- what type/clock rate of PC are you using? -Fred (...) (29 years ago, 9-Mar-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Re: IC file site
 
(...) ke (...) I set up a place on cher: ftp://cher.media.mit...c_contrib/ make yourself a subidrectory in there and upload away. -Fred (29 years ago, 2-Mar-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Re: Zero Page Variables?
 
David, I believe that IC never actually supported zero page variables; it was documented as a feature but never implemented. Your solution of using the indexed registers is what I was going to suggest. -Fred -- This message was composed using (...) (29 years ago, 29-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

  Technical support is up to all of us now
 
Dear Handy Board Users, I am starting to get hit with e-mail from individuals who are having trouble with their Handy Boards. I don't have the time to help people with assorted technical problems on this kind of basis. Therefore, I would urge all (...) (29 years ago, 28-Feb-96, to lugnet.robotics.handyboard)
 

fred
(score: 1.000)

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