5i25, 6i25, 7i92, firmware request.

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4 days 11 hours ago #350469 by dberegovoy
To avoid creating a new thread, I'll ask here.
Could you please tell me if it is physically possible to make a firmware for the 7i92 or 7i92T (I have both) with 8 full A/B/Z encoders? I don't need any stepgens at all, and the remaining free pins can be assigned as PWM.

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4 days 3 hours ago #350474 by PCW
Sure, it's possible, a 7I92X has 34 I/O pins so could have as many as 11 normal encoders
Do you have a desired pinout?

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4 days 1 hour ago #350477 by dberegovoy
Thank you so much, that's excellent news.
The pinout doesn't matter since I will be soldering the cable myself.
I'm planning to use an EtherCAT setup with discrete I/O modules, so I mostly need the encoder functions on the Mesa card.
Could you please make the firmware with 8 encoders, 1 stepgen, and the remaining pins as PWM? I would need it for both the 7I92 and 7I92T, but the 7I92T is the priority since I have two of them. Any pinout layout works fine for me.
Thank you in advance!

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3 days 15 hours ago #350486 by PCW
 

Attachment not found



7I92T config for 8 encoders, 5 PWMgens, and one stepgen

Wasn't sure if you needed DIR on the PWMs so two of the PWMgens are
PWM only (no dir) due to  pin limitations, can easily change if needed.
 

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3 days 3 hours ago #350496 by dberegovoy
Thank you very much, Peter! I really appreciate your help with this custom firmware.
I have already flashed it to the Mesa card.
By the way, I was wondering if you have any plans for developing a native EtherCAT Mesa card in the future?

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3 days 3 hours ago #350497 by PCW
I have a new Proto Ethercat card, no promises on completion date though .

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