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JEDEC UFS Cheat Sheet

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JEDEC UFS Cheat SheetDeveloping JEDEC UFS IP or Verification solution? Here is a ready reckoner cheat sheet that you can pin up on your cubicle!

Background of JEDEC UFS:

Universal Flash Storage (UFS) is a simple, high performance, mass storage device with a serial interface. It is primarily for use in mobile systems, between host processing and mass storage memory devices. Potential UFS devices can be memory cards (full size and micro size), embedded bootable mass storage devices, IO devices etc. A UFS device comprises of a device manager, multiple logical units and descriptors. The device manager performs device level functions like power management while the logical unit performs functions like read, write etc. The descriptors are meant for storage of configuration related information.

UFS has to support several SCSI commands, task management commands and interaction with the underlying service delivery mechanism that consists of MIPI UniPro 1.6 and MIPI M-PHY 3.0 .

The UFS Interconnect (UIC) Layer consists of MIPI UniPro and MIPI M-PHY. The physical layer M‐PHY, is a differential, dual simplex PHY that includes TX and RX pairs. The basic interface to the interconnect layer is UniPro definition of a CPort. CPort is used for all data transfer as well as all control and configuration messages. In general, multiple CPorts can be supported on a device and the number of CPorts is implementation dependent.

Download the JEDEC UFS Cheat Sheet now!

JEDEC UFS Cheat Sheet
P.S.:Contact Us for the MIPI Unipro and MPHY Cheat sheets. Available for MIPI members only. 

Author: Chandra Bhushan Singh

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