 | | Re: Robot lawnmowers
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<Jim Egbert (MARS list) expressed interest in building a robot lawnmower> I found the easiest way to cut the grass: live in an apartment and let the landlord worry about it :-) Radio Electronics published a very detailed series that showed how to (...) (27 years ago, 30-Jun-97, to lugnet.robotics.handyboard)
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| | Memory system problems
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Hi, I have been building my first handy board and I've managed to get things working until 6.0.5. My board downloads the pcode_hb.s19 file successfully, but when I reboot the LCD continues to show the single row of blocks and no beep. I have done (...) (27 years ago, 30-Jun-97, to lugnet.robotics.handyboard)
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| | Future versions of handyboard?
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Are there any plans in the works now for future versions of the handyboard? What new features would people like to see? Keith Keith Soldavin kas219@email.psu.edu (URL) (27 years ago, 30-Jun-97, to lugnet.robotics.handyboard)
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| | Re: spi serial port.
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(...) Tom Dickens built a RoboCat using four 68HC11 processors that talk over the SPI bus. He described the project in the JAN-MAR 1997 issue of ROBOTICS DIGEST. You can reach him at tpd6908@yak.ca.boeing.com or (206) 655-7748. Cheers, Michael A. (...) (27 years ago, 30-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Communication with PC (2)
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REF: TCP/IP & the HandyBoard Hello Mr. Chuck, Thanks for the feedback and sorry for the delay of my own feedback. I inquired about the TCP/IP alternative because we have acquired two Nomadic Technologies Mercury RF TCP/IP modems. They are (...) (27 years ago, 30-Jun-97, to lugnet.robotics.handyboard)
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| | IC multitasking
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Hi Everyone, While using the multitasking facilities of IC, is there a limit on the time allowed for each process (# of ticks). for instance can i define start_process(backup(),3000); (3 seconds) assumin that all activities within this process 'll (...) (27 years ago, 29-Jun-97, to lugnet.robotics.handyboard)
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| | Trouble with DMS
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I also have not recieved my IC manual from Digital Micro Systems, does anyone have any idea what is going on? Any insight would be appreciated. -Peter E. -- Peter Eacmen Boston Latin School E-Mail:Eacmen@postof...et.att.net Home Page: (URL) (27 years ago, 29-Jun-97, to lugnet.robotics.handyboard)
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| | Robot contest video
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The video of the 1997 Trinity College Fire-fighting Home Robot Contest is now available! This 57 minute VHS video contains highlights of this largest, public, true Robotics competition held in the U.S. that is open to entrants of any age, ability or (...) (27 years ago, 28-Jun-97, to lugnet.robotics.handyboard)
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| | Re: No messages since May 5,1997
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(...) Dear Alex, If you have not been receiving messages from the Handy Board list then it is likely to be the simple case of your mailer bouncing a message and my removing you from the list, as per the stated policy. I frequently and without (...) (27 years ago, 28-Jun-97, to lugnet.robotics.handyboard)
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| | Re: spi serial port.
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(...) taxonomic (...) Spot" (...) That's an interesting topology. If someone is using Master/Slave principle, he could take some of the master processing time to give voice to each slave, like cycling thru all the nodes. He could even build an (...) (27 years ago, 28-Jun-97, to lugnet.robotics.handyboard)
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| | Re: spi serial port.
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e. crispell wagner spake unto the ether: (...) Please don't laugh at me, folks, you may not believe it, but this problem was solved in 1982 by the ill-fated Coleco ADAM computer. The ADAM's peripherals (disk drive, tape drive, printer, (...) (27 years ago, 27-Jun-97, to lugnet.robotics.handyboard)
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| | spi serial port.
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Has anyone done any work on 'networking protocol' using the spi port on the handy board to communicate with other 6811's/handy boards/mini-boards? Any information regarding the spi for serial communications or a simple network would be appreciated. (...) (27 years ago, 27-Jun-97, to lugnet.robotics.handyboard)
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| | Re: No messages since May 5,1997
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(...) have caused problems for more people. A year and a half ago Ultra-Res ordered from DMSC a HB based PID temperature controller. We have a policy here to order non-critical things from young engineering companies. We were helped when we were (...) (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | No messages since May 5,1997
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Dear Fred: I have not received any messages from [handyboard] since May5, (exactly the date when my credit card was charged $100 for the professional copy of IC3.1). I also have not received any printed manuals (promised just after May 5th) and my (...) (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | Re: IR?
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(...) SEE THE FAQ regarding ICB files at (URL) -Fred (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | Re:DC generator
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Maybe try a lego motor or similar electric motor .The electrical inputs become the outputs.I've only tried this once with a 9 volt motor by lego and it generated about 9 volts when spun at the same revs as it would have run when used as a nine volt (...) (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Music??
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load the file music.c then type the function at the prompt. i.e. c>pp(); ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the (...) (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | Re: 6811 Suppliers
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(...) I buy quite a few 'E2FN chips for Miniboards - and I know why small quantity suppliers want $25-30. I pay between $15-20 each in quantities of 100. Add a bit to get them to me, a bit to ship them to you, and $25 doesn't leave much profit for a (...) (27 years ago, 26-Jun-97, to lugnet.robotics.handyboard)
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| | Re: 6811 Suppliers
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(...) Hey Cris- If you're willing to sacrifice 4 analog ports you can buy Jameco's part number 116960 which is a MC68HC11A1P controller chip in a 48-pin DIP package. They used to sell for $16.95 but have just recently dropped to $13.95 in their last (...) (27 years ago, 25-Jun-97, to lugnet.robotics.handyboard)
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| | IR?
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I tried to load the Onboard (sony-ir.icb) file and the computer ====C>Fatal Internal Error = = Illegal line in .s19 ==== The words "fatal" & "error" kinda worry me! P.S.___...___ I loaded up the music.C file Man! that's pretty cool I had no idea it (...) (27 years ago, 25-Jun-97, to lugnet.robotics.handyboard)
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