Jun 11, 2019, 12:53 AM by [email protected]:

> Put the Machinekit setup stuff to the side for a bit to get a PCB going. Got 
> some boards getting fabbed and some components on the way.
>
>
>
>
>
Is some open-source project lurking in this image?

Cern.


>
> On Sunday, May 12, 2019 at 10:00:18 AM UTC-4, Michael Brown wrote:
>
>> It sounds to me like you are takling about opendrain:
>> https://github.com/the->> snowwhite/mksocfpga/blob/>> 
>> master/HW/QuartusProjects/>> Common/gpio_adr_decoder_reg.>> sv#L33 
>> <https://github.com/the-snowwhite/mksocfpga/blob/master/HW/QuartusProjects/Common/gpio_adr_decoder_reg.sv#L33>
>>
>> If you want this functionality for inputs you have to use the 
>>
>> active high:
>>
>>
>>
>> net limit-x-min <= hm2_[HOSTMOT2](BOARD).>> 0.gpio.>> 010.in 
>> <http://0.gpio.010.in>
>> active low:
>>
>>
>>
>>
>> net limit-x-min <= hm2_[HOSTMOT2](BOARD).0.gpio.>> 010.in_not
>>
>>
>>
>> On Sunday, 12 May 2019 13:21:46 UTC+2, justin White  wrote:
>>
>>> Got another silly question....
>>>
>>> Is it possible to invert the default state of the GPIO pins? I've found 
>>> that pulling them up will bring them true, Hardware wise the easiest way 
>>> I've found to make the inputs capable of handling multiple input voltages 
>>> will require them to be pulled down when activated, so I'd have to pull 
>>> them up to a "false" state. This would only be something I need to do with 
>>> the gpio inputs.
>>>
>>> On Friday, May 10, 2019 at 6:40:30 PM UTC-4, Michael Brown wrote:
>>>
>>>> Ok
>>>> Great to hear you have progress.
>>>>
>>>> On a side note:
>>>> I managed to find the bug in the ADC system and the fix got out into the 
>>>> socfpga-rbf deb yesterday.... :-=)  
>>>>
>>>> On Friday, 10 May 2019 22:26:13 UTC+2, justin White  wrote:
>>>>
>>>>>> When you are laying out your own custom DExx interface board, you don't 
>>>>>> have to stay restricted to allready made pinouts.
>>>>>>
>>>>> Yeah that I know,  Like I said, I was mostly trying to determine how many 
>>>>> pins each tag type used and it's actual usage. I was a bit hung up on the 
>>>>> ADC thing because it didn't directly correspond with the pin tags but now 
>>>>> I realize it's an SPI interface.
>>>>>
>>>>> I'll have to come back to all of the above info once I try to create the 
>>>>> new FPGA project files, for now I think I get the idea.
>>>>>
>>>>> Purging the installed Machinekit packages and installing the new ones as 
>>>>> you suggested got HALshow working right away. 
>>>>>
>>>>> I've pretty much got my encoder interface and output hardware sorted, I 
>>>>> use 24v I/0 but it should handle multiple voltages.
>>>>>
>
>
>
> --
>  website: > http://www.machinekit.io <http://www.machinekit.io>>  blog: > 
> http://blog.machinekit.io <http://blog.machinekit.io>>  github: > 
> https://github.com/machinekit <https://github.com/machinekit>
>  --- 
>  You received this message because you are subscribed to the Google Groups 
> "Machinekit" group.
>  To unsubscribe from this group and stop receiving emails from it, send an 
> email to > [email protected] 
> <mailto:[email protected]>> .
>  Visit this group at > https://groups.google.com/group/machinekit 
> <https://groups.google.com/group/machinekit>> .
>  To view this discussion on the web visit > 
> https://groups.google.com/d/msgid/machinekit/a53d1e3f-7211-4380-9186-edfe806f2635%40googlegroups.com
>  
> <https://groups.google.com/d/msgid/machinekit/a53d1e3f-7211-4380-9186-edfe806f2635%40googlegroups.com?utm_medium=email&utm_source=footer>>
>  .
>  For more options, visit > https://groups.google.com/d/optout 
> <https://groups.google.com/d/optout>> .
>

-- 
website: http://www.machinekit.io blog: http://blog.machinekit.io github: 
https://github.com/machinekit
--- 
You received this message because you are subscribed to the Google Groups 
"Machinekit" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
Visit this group at https://groups.google.com/group/machinekit.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/machinekit/Lh2bhLh--3-1%40tuta.io.
For more options, visit https://groups.google.com/d/optout.

Reply via email to