The CAT Board is a Raspberry Pi HAT with a Lattice iCE40HX FPGA.
- License: CC BY 4.0
- Documentation: CAT-Board.readthedocs.org
- Lattice iCE40-HX8K FPGA in 256-pin BGA.
- 32 MByte SDRAM (16M x 16).
- Serial configuration flash (at least 2 Mbit).
- Three Grove connectors.
- Two PMOD connectors.
- One 20x2 header with 3.3V, ground and 18 FPGA I/Os.
- Two SATA headers (for differential signals; don't know if they would work with SATA HDDs.)
- DIP switch with four SPST switches.
- Two momentary pushbuttons.
- Four LEDs.
- 100 MHz oscillator.
- 5.0 V jack for external power supply.
- 3.3 V and 1.2 V regulators.
- Adjustable voltage on one bank of FPGA I/O pins.
- 32 KByte HAT EEPROM.
- 40-pin RPi GPIO header.
