7i96 Configuration Tool Questions

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5 years 9 months ago - 5 years 9 months ago #196407 by Markyd
John, I've installed v1.2.3 . It now let's me select any number of encoders upto 5. I can see firmware for 7i96 1 PWM + 7i85s. Ive refreshed it (i had already flashed the one pete attached above). Problem i get is the ini file says "encoders = 0", regardless of how many i select in your tool. The only way I can get the ini to show anything other than 0 is to select 'default' at which point the ini shows "axis". Regardless of what I do the encoders aren't visible in the hal configuration tool. Am I doing something wrong or is it not working as intended?
Last edit: 5 years 9 months ago by Markyd.

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5 years 9 months ago - 5 years 9 months ago #196410 by BigJohnT
I've updated the software to adjust the number of encoders you can select by which firmware has been selected. Download a fresh deb and reinstall and let me know.

JT
Last edit: 5 years 9 months ago by BigJohnT.

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5 years 9 months ago #196422 by franstrein
Hi John,

I am more or less at the samepoint as Markyd above. Just got my 7i96 and 7i85S delivered from EUSURPLUS in Portugal within 48 hours from ordering. Good service.

I am using the tool now, I flashed my firmware with it, and just had the first axis moving on the machine!

One annoying thing is that the generated INI file is missing an entry for ENCODERS in the Hostmot2 entry. (Or reversed, the HAL file is using that undefined parameter).
Code:
hm2: loading Mesa HostMot2 driver version 0.15 ./bob-7i96-test1.hal:17: Ini variable '[HOSTMOT2]ENCODERS' not found.
I fixed it by adding the mssing entry to the ini file...

Thanks for your help,
Frans

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5 years 9 months ago - 5 years 9 months ago #196426 by BigJohnT
I just uploaded 1.2.4 with stepgens and encoders count based on firmware. I'll do the same for pwm after my nap...

Everything should work now...

Edit: I noticed on the install page the wget line was wrong, it will take travis a bit to build new docs.

JT
Last edit: 5 years 9 months ago by BigJohnT.
The following user(s) said Thank You: tommylight, franstrein, Markyd

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5 years 9 months ago #196476 by Markyd
Thanks John. I've installed 1.2.4 and it will now let me select the number of encoders and stepgens. The ini now reflects the selections and I can see the encoders in the hal configuration tool. Thanks. I have to select 5 encoders to be able to use the one on the 7i96 (I haven't got the 7i85 connected at the moment).

I've still got problems reading the encoder in reverse, but I can't imagine that is related to your tool. It counts going forwards but won't count backwards. I've looked at the hal scope and the signals aren't as I'd expect for the reverse motion. They look OK forward, with A leading B, but In reverse A and B rise at the same time (not expected) and then B falls before A (as expected). I've just hooked the encoder up to a Saleae (clone) logic probe and the pulses look fine in both directions, although the Saleae won't read the A- and B- channels (I assume these are -5v?), only the A+ and B+.

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5 years 9 months ago #196477 by PCW
Counting in only one direction is like a encoder or encoder interfacing issue

If you cannot read A- and B-, this most likely means
you do not have a differential encoder, as these signals
should be identical to the A+ and B+ signals level wise.

If you have a single ended encoder interface you must
jumper the 7I96 for single ended or TTL mode
The following user(s) said Thank You: BigJohnT, Markyd

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