GoPiGo distence sensor

[Joel Goldstick]

On Wed, Jun 15, 2016 at 11:00 AM, MRAB <python at mrabarnett.plus.com> wrote:
> On 2016-06-15 15:15, ldompeling at casema.nl wrote:
>>
>> I have a small robot on wheels named the GoPiGo.
>> What I want is if the distence sensor read the same distence for let say 5
>> seconds then the GoPiGo go's backward.
>>
>> But I don't now how to program this in python.
>> The Api functions for the GoPiGo are here:
>> http://www.dexterindustries.com/GoPiGo/programming/python-programming-for-the-raspberry-pi-gopigo/
>>
>> Can someone help me with this.
>>
> Check the distance at regular intervals, like the ticks of a clock.
>
> At each tick, check the distance.
>
> If the distance is the same as the previous measurement, increment a
> counter, else reset the counter.
>
> If the counter reaches a certain value, it means that the robot has been at
> that distance for that many ticks. (If it checks every second and the
> counter reaches 5, then it has been at that distance for 5 seconds ...
> approximately ...)
>
> --
> https://mail.python.org/mailman/listinfo/python-list

This reminds me of a toy called 'Big Trak' made by Milton Bradley in
the 1980s https://en.wikipedia.org/wiki/Big_Trak

-- 
Joel Goldstick
http://joelgoldstick.com/blog
http://cc-baseballstats.info/stats/birthdays