[sdiy] Midiverb reverse engineer project?

Colin f colin at colinfraser.com
Wed Oct 19 00:07:11 CEST 2016


> -----Original Message-----
> From: Synth-diy [mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of
> Tim Ressel
> Sent: 18 October 2016 19:58
> Subject: Re: [sdiy] Midiverb reverse engineer project?

> To switch between midiverb and midifex: I wonder if you could solder one
> eeprom on top of the other and simply break out the chip select and output
> enable pins?

What type of EPROM is it ?
Often you can put two images into a pin-compatible EPROM 2x the size, with a
pull-up resistor on the extra address line, and a simple SPST switch to pull
the pin down to ground to switch between images.

Cheers,
Colin f






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