Re: TI-H: robotics (was TI-H: RE: cool)
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Re: TI-H: robotics (was TI-H: RE: cool)
use a 74**164/165 to expand i/o for $.50... :)
>Second of all, I think a calculator would make a pretty miserable
>controller. There is no reason to use a something like an E2 chip
>to expand 2 I/O lines into 15 or whatever. The calculator was engineered
>for highschool math... not a robotics controller. It's very poorly
>suited for anything that needs fast and lots of I/O. You'd be much
>better off leaving your $90 calc in your backpack and picking up
>a $12 AT90S8515 or even a 68HC11 chip and doing it yourself. You'll
>learn more, and the thing will work much better.
>
>Remember, don't tie your shoes with 2" thick steel airplane control
>surface
>cable. :)
>
>Bryan
>
>Richard Piotter wrote:
>>
>> It's from Mondotronics (1-800-374-5764). The product is part number 3-168,
>> Muscle wires project book with deluxe kit. Price $59.95. If you want the
>>book
>> only then it's 3-133 and $17.95. (I think those numbers are correct)
>>
>> If you can properly latch the outputs of the light flasher, then yes! Like I
>> said, you can also run it over MBus network with the I2C parralel interface
>> chip. Then you could possibly have a couple running together! Cool! (:
>>
>> All you need to do is be certain you have 6 lines that can output high
>>or low.
>> The driver is a simple transistor driver. The instructions are in the book.
>> --
>>
>> Richard Piotter
>> richfile@prairie.lakes.com
>>
>> The Richfiles TI Hardware and BASIC web page:
>> http://www.geocities.com/SiliconValley/Lakes/5081/Richfiles.html
>
>--
>Bryan Rittmeyer
>mailto:bryanr@flash.net
>http://www.bridges.edu/horizon/
References: