Fasma 2017 Drum Machine

Teensy based Drum Machine designed for Fasma 2017 DIY workshop.

Spec:

4 voices (Kick, Tom, Snare and Hat) 2 Digital Oscillator modules, 2 PCM sample playback
4 parameter controls per each voice. Pitch, Decay, Pitch Modulation and Distortion.
16 step tap patterns.
Automation record per each step and randomizing automation.
4 patters, can be permanently stored on the device together with the Automation data.
Up to 8 patterns sequence chain.
Clock In and Out put. Can be master or slave device.
Line out and headphone output with volume control.
Muting voices, possibility to erase individual voices or whole patterns.
Metronome.
9V battery powered, up to 7.5 hours running time.
Auto power off for battery saving.
Hackable and open source.
DIY friendly 0805 components.

Consumption:
+9V Battery: 60 mA

Design Files:
Schematics
BOM
Gerber
Code