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README.md

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pedalboard

The board:

 _____________________________________
|     _______              _______    |
|    |_______|            |_______|   |
|                                     |
|    o      o      o      o      o    |
|   11     12     13     14     15    |
|                                     |
|    o      o      o      o      o    |
|    6      7      8      9     10    |
|                                     |
|    o      o      o      o      o    |
|    1      2      3      4      5    |
|_____________________________________|

  • Left display is a 2x16 LCD

    For configuration purpose

    This display is connected throught an I2C expander chip.

    The prototype is using a snootlab deuligne for now.

  • Right display is a 1x8 14digit Led display.

    For patch name display / Tuner display

    This display is connected with 3 GPIO in a Synchronous serial mode.

    http://www.embeddedadventures.com/14_segment_led_display_DSP-0801-BLUE.html

  • Buttons

    Arranged in a 3x15 matrix and uses Keypad library.

  • One Led per button.

    Connected throuh 74HC595 shift registers.

    Use same SCLK / SDATA as the 14 digit led display with a second latch gpio.