8 layers180.6 × 148.5 mm

AMC FMC Carrier PcbDoc
BerkeleyLab/Marble-Mini
"Marble-Mini" Simple FMC carrier board with SFP, 2x FMC, PoE
931 parts24
Boards in 2 GitHub repositories, designed in KiCad, that use the PCA9555AHF by NXP Semiconductors (Interrupt generation、Power-up/reset configuration - Interface - Specialized ROHS). See how each wires it, with its parts, size, README and files; the PCA9555AHF’s symbol, footprint and pinout are on its own page.

BerkeleyLab/Marble-Mini
"Marble-Mini" Simple FMC carrier board with SFP, 2x FMC, PoE
