Gate sequencer

Update 17 FEB 2021

64 step sequencer, 8 parts, multiple play mode, eurorack format.

TODO :

• SCHEMATIC & PCB

  • Resistor value for LED & screen
  • Drawing CPU_Board
  • Drawing Output_Board

• SOFTWARE

  • Clock multiplier/divider per part
  • Detect clock internal/external (switching jack)
  • Reset -> interupt
  • Patern choice
  • Save/Load (SD card)

• HARDWARE

  • Use blue pills for Master
  • Add SD card
  • 12v alimentation
  • Buffered output

FUNCTIONS :

Buttons :

-  Step on/off
-  Shift + step button = step jump
-  Fill
-  Fill + shift = Clear
-  Copy/Paste
-  Copy/Paste + shift = Save
-  Pause/Play
-  Pause/Play + shift = Stop
    

Encoders :

- Tempo
- Tempo + push = clock divider
- Gate length
- Gate length + push = Number of step
- Page navigation
- Page navigation + push = Play mode
  

Selecter :

- Part choice

Play mode :

- Forward
- Backward
- Ping Pong
- Random
- Brownien