iCE40 HX8K / HX4K boards
Lattice iCE40 HX8K/HX4K (HX4K is the HX8K die, built with –hx8k –package …:4k): 7.7k LUTs; open flow yosys + nextpnr-ice40 (older designs: arachne-pnr).
| Board | FPGA | Description |
|---|---|---|
| iCE40-HX8K Breakout | iCE40 HX8K, CT256 | Lattice’s HX8K evaluation board, target of many IceStorm-era examples. |
| BlackIce II / Mx | iCE40 HX4K, TQ144 (built as –hx8k –package tq144:4k) | HX4K + STM32 board (the MCU loads the FPGA); retro computers by hoglet67 and lawrie’s examples. |
| iceFUN | iCE40 HX8K, CB132 | Small HX8K board used by mikeakohn’s CPU projects. |
| Olimex iCE40HX8K-EVB | iCE40 HX8K, CT256 | Olimex HX8K evaluation board with SRAM; xv6 RISC-V computer and Apple-1 ports. |
| IcoBoard | iCE40 HX8K, CT256 | HX8K Raspberry Pi HAT with SRAM; icosoc SoC generator. |