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Re: RS422 between Emulator II and Windows PC

2010-02-18 by David

This is great progress !  I'll be building one of these interfaces as soon as I can review the schematics & BOM, when released.  Please keep me informed and point me to where I can review the materials.

thanks a lot !
David


--- In emulatorII-list@yahoogroups.com, "esynthesist" <esynthesist@...> wrote:
>
> Perhaps some of you may know already that the RS422 project has made a big step forward last week.
> Based on a prototype device created by Julian from the Yahoo Emax Group, I succeeded in transferring sound banks between the Emax and my Windows PC after applying some small changes to the device and its firmware.
> 
> I have tested this custom built RS422<-->USB device now also with the Emulator II, and after some additional changes these tests were successful too.
> 
> I'm able now to upload SD for EII files from my Windows PC directly to the EII, and of course also to unload banks from the EII towards the PC.
> 
> The transfer time is currently about 20 seconds (as opposed to 13 with the Mac) but I'll try to further optimize this.
> 
> Julian is now upgrading the device in order to remove the "prototype" label of it: adding proper connectors, safety circuits, a nice little case, a led, and so on. After this has been done, the device (and/or its schematics) will be available to everyone I guess.
>  
> EMXP will of course be upgraded also in order to support the Emax and Emulator II file transfers.
> 
> We also have already a rough and wild idea about developing a stand-alone version of this device: a little box which can be connected to the RS422 port of the EII and which can hold a USB memory stick for reading/writing soundbanks, without any PC hooked up to the EII. But we are not working on this (yet) !
> 
> A happy new year to everyone !
> 
> ///E-Synthesist
>

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