7i76e: MPG and Analog inputs with pncconf?

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7 years 9 months ago #123960 by trilobyte
is it possible to set up the two MPG and the 4 Analog inputs of a 7i76e withe pncconf?

i wired my machine as shown in norberts connection sheet:
forum.linuxcnc.org/27-driver-boards/3191...-sheet?start=0#85072

id like to use one mpg for the x axis and the other for the z axis of my cnc lathe.
The potentiometers should be connected with feed and spindle override etc.

is this possible with pncconf?

Peter

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7 years 9 months ago #123964 by rodw
I don't think so.

pncconf is just to get you going. The Mesa ecosystem is so rich, it simply can't do everything. Its time to get your hands dirty and learn how to hand edit hal files.

If yo have a look on my spaceship plasma build, forum.linuxcnc.org/show-your-stuff/32029...-plasma-cutter-build there is a complete worked example on how to use a MPG on a 7i76e.

As far as the analog inputs go, I have only had a quick play but the pin value is the voltage on the pin. Just patch it to your 24 volt power and use halshow to view the results and you will get your head around it pretty quickly.

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7 years 9 months ago #123966 by cmorley
pncconf can configure 7i76e in mode 2 which allows two MPGs and analog inputs.
Select mode 2 on the I/O connector 1.

There is no way to configure the analog inputs in pncconf.
You can do that manually in one of the HAL files.

Chris M

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7 years 9 months ago #123983 by pl7i92
You may use a USB XHC-HB04 MPG gives You alot of options

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7 years 9 months ago - 7 years 9 months ago #123990 by trilobyte
>pncconf can configure 7i76e in mode 2 which allows two MPGs and analog inputs.
>Select mode 2 on the I/O connector 1.

if i select this mode 2 pncconf crashes when i try to safe and quit:

Last edit: 7 years 9 months ago by trilobyte. Reason: screenshot added

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7 years 9 months ago #123993 by rodw
Try changing to
sserial_port_0=2xxxx

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