Design

Design

2025-2-22 7min

[Design] Escaping Routing Hell: Partitioning 1.55B Gates (2)

The 128-bit NOC bus refused to cross SLR boundaries. HSTDM partitioning and 16x SerDes closed it at 98.8% LUT.

FPGA Atom Chip ASIC
2025-2-21 3min

[Design] Taming 1.55B Gates: Atom Chip FPGA Emulation (1)

A HAPS-100 and nine Xilinx U250 boards, linked by Aurora IP, and the routing wall we hit first.

FPGA Atom Chip Emulation
2024-7-1 11min

[Design] Shrinking NPU Shared Memory: 48% Fewer Muxes on a Shared Bus

Moving BIST logic onto a shared bus cut the mux count from 27K to 14K and let the SRAM pack tighter.

ASIC Memory Architecture DFT