Axoloti

This page discusses issues unique to NuttX configurations for the Axoloti open source synthesizer board featuring the STM32F427IGH6 MCU. The STM32F427IGH6 has a 180MHz Cortex-M4 core with 1MiB Flash memory and 256KiB of SRAM. The board features:

  • ADAU1961 24-bit 96 kHz stereo CODEC

  • 1/4” in/out jacks for analog audio signals

  • 3.5 mm jack for analog audio signals

  • 8 MiB of SDRAM (Alliance Memory AS4C4M16SA)

  • Serial MIDI in/out ports

  • SD Card slot

  • Two user LEDs and one (GPIO) push-button

  • USB OTG FS with Micro-AB connector (USB device mode operation)

  • USB OTG HS with Type-A connector (USB host mode operation)

  • Easy access to most IO pins

Refer to http://www.axoloti.com/ for further information about this board.