Description
Kröte is a minimal FPGA development board. The FPGA can be programmed with gateware built using open-source FPGA development tools.
We recommend using either a Raspberry Pi, Raspberry Pi Pico, Werkzeug or Müsli to program the flash and SRAM with the ldprog tool.
Specifications
- ICE40HX4K FPGA (7680 LUTs, 2 PLLs)
- 2Mbit (256KB) NOR Flash (via included MMOD module)
- 1 MMOD socket (on the bottom)
- 5 Pmod™ compatible expansion ports
- ISP header for unlimited FPGA SRAM reconfiguration
- 100MHz crystal oscillator
- 4 white LEDs
- USB-C power-only connector
- 45mm x 45mm board dimensions
Resources
- Example gateware, schematics and pinouts are available on Github
