IEI Integration ICE-DB-T6 - Manual (Page 21)

Type 6 Carrier Board Design Guide
Page 11
2.1 Chapter Overview
This chapter describes pin assignments and I/O characteristics for COM Express modules.
The carrier board uses two 220-pin 0.5 mm fine pitch board-to-board connectors. There
are seven different pin-out types currently defined by the COM Express Specification. The
preferred choice of the embedded computer industry is the Type 2 pin-out and the latest
pin-outs added in COM Express specification are Type 6 and Type 10. This design guide
focuses on the latest Type 6 pin-out which provides the latest technologies including PCI
Express, Serial ATA and DDI graphics.
Figure 2-1: COM Express Type 6 Module Diagram