On Thu, 10 Apr 2014, Viesturs L?cis wrote:

> Date: Thu, 10 Apr 2014 12:11:43 +0300
> From: "[UTF-8] Viesturs L?cis" <viesturs.la...@gmail.com>
> Reply-To: "Enhanced Machine Controller (EMC)"
>     <emc-users@lists.sourceforge.net>
> To: "Enhanced Machine Controller (EMC)" <emc-users@lists.sourceforge.net>
> Subject: Re: [Emc-users] 5i24?
> 
> 2014-04-10 5:26 GMT+03:00 Peter C. Wallace <p...@mesanet.com>:
>
>>
>> Each card has different firmware. If you download the 5i24.zip file from
>> mesa, you can see the available bit files (note that there are two 5I24
>> models
>> with differing FPGA sizes, the 5I24-16 and the 5I24-25, each have their
>> own bifiles)
>
>
> My router has 2x 7i39s (3rd connector is for all the gpio on 7i37) and a
> stepper motor for 5th joint, so I need a custom firmare with stepgen
> outputs on "sense" lines anyway. I had 5i23 in there, but had to urgently
> use that card in another machine, so now I need to fill the empty slot in
> the router and price of 5i24 seems way more attractive.
> I just have 2 questions:
> 1) do I understand correctly that firmware for 2x 7i39s and few stepgens is
> not that demaning and also smaller fpga of 5i24 will handle it with ease?

It will fit easily (the 5I24-16's FPGA is about 2x the size of the 5I23 FPGA)


> 2) could you help me out with the firmware file? or at least share vhd file
> of 5i24 firmware for 7i39 card, so that I could try to add stepgens to it?
>

The pinout file will be the same for any 72 pin I/O fpga card, so your 5i23 
bitfile name might be a clue.

PIN_SVSTTP6_5_7I39_72.vhd
PIN_SVSTTP6_6_7I39_72.vhd

look like possibilities


> Viesturs
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Peter Wallace
Mesa Electronics

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