Ali Naci Erdem

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rom dump

Dumping Korg i5m PCM ROMs – part 2 – Learning to Fail

17th July 2017 / 1 Comment

Previously I have started writing on fixing my korg i5m (part-1). Removing the ROM chips was not fixing the problem but taking advantage of this opportunity, I have started trying to dump them out. The problem was that I was not sure if I am reading correct values or not. After working for hours and … [Read more…]

Posted in: Genel Tagged: adapter, arduino, Desolder, Dsp, fail, i5s, keyboard, Korg, Pcm, Programming, Ram, rom, rom dump, Sampler, synth, synthesis, synthesizer

Dumping Korg i5m PCM ROMs – part 1

18th June 2017 / 2 Comments

Recently I was working on fixing a korg i5m 1995 workstation -that I’ve bought as is on eBay years ago- which has a noise problem in the output. A mechanical but not random weird noise. I also have an i5s (a version with the keyboard and speakers) and I like the samples of that device, … [Read more…]

Posted in: Genel Tagged: adapter, arduino, Breadboard, i5s, Korg, oscilloscope, Programming, reader, reverse engineering, rom, rom dump, Sampler, Sop44, synthesizer