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对于USB3.1 Type-C相关硬件规格以及结构规格定义

This document defines the latest generation USB industry-standard, USB 3.1. The specification describes the protocol definition, types of transactions, bus management, and the programming interface required to design and build systems and peripherals that are compliant with this specification. USB 3

This document defines the LPDDR4 standard, including features, functionalities, AC and DC characteristics, packages, and ball/signal assignments. The purpose of this specification is to define the minimum set of requirements for JEDEC compliant 4 Gb through 32 Gb for x16x2channel SDRAM devices. This document was created using aspects of the following standards: DDR2 (JESD79-2), DDR3 (JESD79-3), DDR4 (JESD79-4), LPDDR (JESD209), LPDDR2 (JESD209-2) and LPDDR3 (JESD209-3).

eMMC 5.0.1最新标准 This document provides a comprehensive definition of the e•MMC Electrical Interface, its environment, and handling. It also provides design guidelines and defines a tool box of macro functions and algorithms intended to reduce design-in overhead.