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README

Deloop Lite

System board for a simple, 2-track loop pedal.

Components:

Daisy Seed
- Module carrying STM32H7 microcontroller, PCM3060 audio codec, and external SDRAM IC
Barrel jack port assuming center-negative 9V DC power input
+/-7V Power Supply
- Imported design from a previous project, see Pedal Split Supply
2x 1/4" mono jacks (1 line-in, 1 line-out)
1x 3.5mm TRS MIDI input
2x audio input buffer (OPA2134)
2x audio output buffer (TL072)
1x output mix stage (TL072)
40-pin IDC header for UI and digital control connections
8x JST XH socket for auxiliary audio connections
MicroSD card slot

The board is intended can be paired with different UI boards. Default signaling assumes:

The board was designed to fit within a 1590DD enclosure.

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