Bonbon Computer

Description

Bonbon is an FPGA-based computer designed for timeless applications.

Specifications

• Lattice ICE40UP5K FPGA (5280 LUTs)
  • 256Mbit (32MB) QSPI PSRAM
  • 8Mbit (1MB) SPI NOR Flash (via included user-replaceable/upgradeable MMOD module)
  • 1 Digilent Pmod™ compatible expansion port
  • 1 MMOD socket
  • MicroSD card slot
  • USB-C port for power and data
  • DDMI port (Differential Data Multiple Interface)
    • Supports DVI over HDMI connector
• RP2040 MCU (Dual 32-bit ARM Cortex M0+)
  • 8Mbit (1MB) QSPI NOR Flash (for firmware)
  • Micro-USB debug/programming port
  • USB host port (RP2040 PIO)
• 48mm x 48mm board dimensions

Resources

• Open-source gateware, firmware, schematics and documentation are available on GitHub
• Work-in-progress demo SOC available on GitHub