Re: TI-H: Drive-85

To: ti-hardware@lists.ticalc.org
Subject: Re: TI-H: Drive-85
From: n1xzb@juno.com (Dave P Goncalves)
Date: Fri, 20 Feb 1998 23:33:52 EST
References: <19980220210533.6817.qmail@hotmail.com>
Reply-To: ti-hardware@lists.ticalc.org



One step at a time, first get it to move, then sense (Although having the
face on the screen reacting to the sensors would be cool).

The simplest way looks like the way to go...

Dave Goncalves
n1xzb@juno.com


On Fri, 20 Feb 1998 13:05:32 PST "Richard Piotter"
<richfiles1@hotmail.com> writes:
>
>If you do it right, you won't need a microcontroler, just a shift 
>register or an I2C 8-bit paralel interface chip. Just connect devices 
>to 
>the interface chip and access the chip by emulating I2C protocol or 
>sending raw data (shift register). The microcontroler is a pain 
>because 
>if anyone wants to try making it, then you or whoever made the 
>microcontroler program, will have to make the chip for the person. The 
>
>ASM program on the calc can easily be tranfered. The program on the 
>microconntroler can not be used by anyone without a PC and the 
>microcontroler development system. I recomend the logic circuits and a 
>
>complete driver on the calc, written in ASM. It would be possible to 
>create a file format that reads srings or program data to have the 
>calc 
>send commands. Maybe even a comand structure that allows the robot to 
>react via sensors.
>
>whatever!  (=
>
>Richard piotter
>richfiles1@hotmail.com
>
>>
>>
>>Thanks for the help. I really appreciate it.
>>
>>>I forgot to tell you...You will need an interface chip between the 
>calc
>>and
>>>the car to handle basic commands...I would help program that chip...
>>
>>Which chip is that?
>>
>>Dave Goncalves
>>n1xzb@juno.com
>>
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>
>
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References:

Re:TI-H: Drive-85

From: "Richard Piotter" <richfiles1@hotmail.com>