PCI_Express_M.2_Specification 最新版本规格书V1.1。 PCI SIG官方网站权威发布文件。 基于V1.0变更如下内容： Incorporated the following ECNs:  Transition of NFC Signals from 3.3V to 1.8V ECN  M.2 COEX Signal Definition – UART ECN  M.2 2242 WWAN Module ECN  M.2 Signal Definition – Audio & ANTCTL Functions ECN  Tx Blanking and SYSCLK on Socket 1 Related Pinouts ECN  Power-up Requirements for PCIe Side Bands (PERST#, etc.) ECN  Power-up Requirements for PCIe Side Bands in a VBAT Powered System ECN  MiniEx_M2_ECN_SMBus_for_SSD_Socket2_Socket3 - 1112_14  WWAN_Key_C_Definition_ECN_WW12.3  SMBus ECN, Clarification  BGA-SSD ECN  M.2 SSIC Eye Limits Definitions Other changes:  Incorporated all changes from M2_10 Errata Table and Backup of M 2 Rev1 0 Errata Table 04292015-6.8Added section 6.8, High Speed Differential Pair AC Coupling Cap Values and Cap Location Examples  Changed all Mid-Line and Mid-plane to Mid-mount per WG decision。 The M.2 family comprised of several module sizes and designated by the following names (see Figure 2):  Type 1216  Type 1620  Type 1630  Type 2024  Type 2226  Type 2228  Type 2230  Type 2242  Type 2260  Type 2280  Type 2828  Type 3026  Type 3030  Type 3042  Type 22110