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 Robotics / Handy Board / *5484 (-20)
  Re: Expansion board questions
 
Hi Duncan, I would like to have a copy of your hbtest.c to test the expansion board. If you could post it I bet a lot of us would use it to test. Thanks in advance Terry G. ---...--- (...) doesn't (...) which (...) the (...) the (...) height (...) I (...) (26 years ago, 15-Feb-99, to lugnet.robotics.handyboard)
 
  Serial Communication Please Help!
 
Hi, I am trying to get communication working between two HBs via the RJ11 serial port. I read the FAQ on the HB web site and I have the right cable. On the trans. HB the power LED blinks which indicates it is transmitting. Also whenever I turn on (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  I2C bus with the Handy board ?
 
Hi! It is possible to use component with I2C bus on the Handy board ? Do you know this ? some examples : PCF8584, PCD8574, PCF8591...... I'd like to use many component with this bus. Can you help me (if it is possible) ? thanks Dperonne@aol.com (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  Re: Stepper Motor
 
(...) You can get some from old printers or scanners but I think they are rated for 24V (...) For Eurobot 97 ,some robots were using stepper motors. On Internet, there was also a guy who explained how to build a robot from a floppy drive. As far as (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  Re: Stepper Motor
 
I am also trying to use steppers motors from an old floppy, if anyone has accompished this I am interested in your result and methods Keith (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  Stepper Motor
 
Hi, I have a question. Can i use stepper motors to drive my robot platform ? Do i need a gear ? I'd like to use stepper motors instead of normal ones, because I would not need any shaft encoders. And I think stepper motors do not cause so much noise (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  IR Emmiter and Detector for RW Pro
 
Hi All, IR emitters and detector used on Rug Warrior Pro are LTE-4206 and IS01U60 respectively. Can any body help me out, from where I can get their data sheets? Are these still available with any stockiest if not what are the best alternates? (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  serial_getchar(int c) what's int c for?!
 
in serialio.c from Randy what is int c for when you're recieving characters from the serial line? Can you just transmitt 8-bit intergers over the serial line or can you transmit bigger numbers? -Peter (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  Re: HB and V8600 module??
 
Here's a link: (URL) - - Nick - - - (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  Re: ***sharp GP1U5 IR detector***
 
Mike - - Here is the Sharp data sheet page: (URL) fun! - - - Nick - - - (...) (26 years ago, 14-Feb-99, to lugnet.robotics.handyboard)
 
  HB and V8600 module??
 
I'm having trouble interfacing theRC Systems' V8600 text-to-speech module via its TTL serial connections and the HB w/exp brd using just one output pin and signal ground to send text to the V8600 (at 9600 or 2400 baud). I modified the Fred's (...) (26 years ago, 13-Feb-99, to lugnet.robotics.handyboard)
 
  Re: parts
 
You could try (URL) or (URL) for reasonably priced LCD's and an assortment of other parts. I'm sure that there is a host of other places too. (...) -- Ranjit Diol - COMPSys Dowagiac,Michigan e-mail: rsdiol@mich.com website: (URL) (26 years ago, 13-Feb-99, to lugnet.robotics.handyboard)
 
  ***sharp GP1U5 IR detector***
 
Anyone know if there is a difference between these #s found on two different detectors? gp1u5 81x and gp1u5 2x? I dont think there is any difference but?... Also, How could these be wired to individually to say, light an led that would be a (...) (26 years ago, 13-Feb-99, to lugnet.robotics.handyboard)
 
  parts
 
Hi, could someone please direct me to the right place to find the Hitachi LCD as well as the Dallas Semiconductors voltage monitor and the infrared demodulator. Marshall has the LCD for 15 dollars and the IR demod. for just over 3, are these good (...) (26 years ago, 13-Feb-99, to lugnet.robotics.handyboard)
 
  Re: Expansion board questions
 
(...) Hi Clancy, Sounds like your HB has a full height crystal. I think a half height one is in the specs, if you're worried about it switch it with a shorter version. You could also use a ceramic resonator, they're shorter than the crystal. (...) I (...) (26 years ago, 13-Feb-99, to lugnet.robotics.handyboard)
 
  Re: Robot base
 
This is why "economy" robot base builders go broke. I'm not picking on Phil here, I'm using his message to make a point that a lot of people miss ... Phil here built a base with one of a kind (aka surplus) parts, didn't charge for his own labor and (...) (26 years ago, 12-Feb-99, to lugnet.robotics.handyboard)
 
  Expansion board questions
 
I just finished my expansion board kit, it went together quite nicely (thanks to everyone who gave me advice on its construction) but it doesn't seat all the way down on the Handy Board because it hits the crystal which protrudes above the the other (...) (26 years ago, 12-Feb-99, to lugnet.robotics.handyboard)
 
  Apologies about battery charger!!!
 
Sorry, I totally missed the question in the FAQ about this....Don't ask me how. I'll try these steps first then return here if I have problems. James (26 years ago, 12-Feb-99, to lugnet.robotics.handyboard)
 
  Battery Charger
 
Hello everyone, I have just recently received the Handyboard, and everything seems to be working fine with the power adapter. However, I am slightly confused by the charging mechanism for the board. When I connect the 8 AA Nickel-Cadmium batteries (...) (26 years ago, 12-Feb-99, to lugnet.robotics.handyboard)
 
  ANN: fire-fighting robot contest at Penn State (3-27)
 
Hi All, On Saturday, March 27, 1999, 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 College. (...) (26 years ago, 12-Feb-99, to lugnet.robotics.handyboard)


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