KLST_CORE (v0.1) is a development board incorporating a lot of features that are deemed useful for the development of Klangstrom applications. it also features connectors to Eurorack format devices. it can be programmed via the Arduin IDE through the USB connector ( DFU mode ) or with an external programmer ( SWD mode ).

Feature Summary

  • STM32H743II MCU with 480MHz, 1MB RAM, 2MB Flash
  • WM8731 audio codec with 2× audio DAC + 2× audio ADC ( 16/24BIT )
  • 6× ADC ( 16BIT, opt 6 extra channels )
  • 2× DAC ( 12BIT )
  • 3× UART ( serial ) ( IDC connector )
  • 3× I2C ( IDC connector )
  • 3× SPI ( IDC connector )
  • 16× GPIO
  • 2× USB ( device or host + power supply )
  • 3× rotary encoders with push buttons ( TIM5, TIM1, TIM2 )
  • 2× push buttons
  • 3× programmable LEDs + 1× power LED
  • 13× timers
  • 1× SD card reader
  • RJ45 connector ( GPIO + UART + SPI )
  • Eurorack Power Supply ( 12V )
  • Eurorack Connectors for 2× AUDIO DAC + 2× AUDIO ADC
  • 1× JTAG/SWD interface ( 10-pin )
  • programmer + reset + boot flash buttons
  • 4× Mounting Holes

Errata

see Known Issues ( Application )