callisto-module

Callisto Eurorack Module.

A Teensy 3.2 based eurorack audio synth module. Although the original idea was a Drum Synthesis module, the hardware is designed in a general way to support any audio synthesis firmware using the Teensy Audio Library.

A Hardware Abstraction Library is provided to simplify reading of the hardware peripherals.

Features

• 1 x Trigger input with LED.
• 1 x CV 1 V/Oct input.
• 5 x -5 to +5 V CV inputs.
• 1 x 12bit DAC output.
• 6 x Potentiometers.
• 2 x Mode buttons with 3 LEDs each.

Specs

• 10 HP Width
• 0.068% THD @ 100 Hz (But loads of noise from DSP ;))
• 9.6 Vpp output.
• +12V: 80 mA, -12V: 7 mA, +5V: 0 mA