Jaehyek Choi Embedded/Firmware Engineer

eMMC UFS Issues 03

2016-12-22
Jaehyek

Component Feature

  • 16GB eMCP eMMC
  • Controller : Venice
  • SS

Failure Symptom

  • Writing via Command Queuing, and then time-out, No Reset.

Failure procedure

  1. Writing a mass of data such Video, picture(jpeg)

Cause

  • This product use a common buffer for Meta Data and User data Garbage Collection.
  • If a common buffer Meta Data was already assigned, additional buffer assignment caused to fail. 001

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