[Moon-Net] MABMPU v2.0 has arrived

Paul Andrews w2hro.fn20 at gmail.com
Mon Apr 12 23:49:33 CEST 2021


Gary,

Excellent news.   I have cheap incremental encoders on my SPID RAS.  See
attached.

Using the MABMPU v2.0, I can use my W2DRZ controller to the SPID RAS.  Or
try out Rastrak.

Do I need two MABMPUs?  1 for Az and 1 for El?

73 - Paul - W2HRO






On Mon, Apr 12, 2021 at 4:56 PM Gary Abercrombie via Moon-net <
moon-net at mailman.pe1itr.com> wrote:

> Just built up first two MABMPU v2.0 boards after receiving them and MABMPU
> 2.0 is up and running.
>
>
>
> Here is a dropbox link showing the board in action on Raztrak.  I am able
> to successfully have both an incremental encoder and an absolute encoder
> running on the same SEI bus with separate device addresses.
>
>
>
> https://www.dropbox.com/sh/abyd6otfg78zcay/AADvvT6MEKtUTnzf8Q6eJo9ha?dl=0
>
>
>
> On the encoder scan menu (photo
> RazTrak_with_both_incremental_and_absolute), you can see the incremental
> encoder (device 1) running with Mode 4 which indicates it is in 32-bit High
> Resolution Multi-turn mode.
>
>
>
> For this test, the azimuth encoder is a Megatron MAB25 and the Incremental
> encoder is an inexpensive Taiss Rotary Encoder E38S6-360-24G 360 pulses /
> revolution encoder.
>
>
>
> I still have some work to do before completing the firmware along with
> interop testing.
>
>
>
> VA3TO once again delivers on a very nice board.
>
>
>
> Gary, N8CQ
>
>
>
>
> _______________________________________________
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>
>
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