In the beginning of this year I decided I was going to finally build The Sequencer. I built my first MIDIbox project 4 years ago, a stereo MB SID, and have been hooked since. Next to my kids, this is the greatest thing in my life, I love it.   There's so many great tutorials and tips on the forum about building the SEQ V4, so there's not really a need for another one, but I thought I'd share a few  things I did in my build.   I used the STM32F4 based Core,