This specification creates I/O pin assignment mappings between PMC (PCI Mezzanine Cards) (ANSI/IEEE P1386.1) and CompactPCI board's and backplane's I/O pins.

PMC规范，包括引脚定义，对开发PMC产品的朋友很用处

PMC规范(IEEE P1386.1 Draft 2.0 04-APR-1995).pdf Draft Standard Physical and Environmental Layers for PCI Mezzanine Cards: PMC Sponsored by the Bus Architecture Standards Committee of the IEEE Computer Society P1386.1/Draft 2.0 April 4, 1995 Sponsor Ba