This part is a kind of semiconductor called OVC3860.

Function of this product has AT Command Application Notes.

Manufacturers : OmniVision

Image and pinout :

Some of the text within the PDF file :

OVC3860 AT Command Application Notes OVC3860 AT Command Application Notes Last Modified:2012-10-18 Document Revision:1.1 OmniVision Technologies, Inc. reserves the right to make changes without further notice to any product herein to improve reliability, function or design. OmniVision does not assume any liability arising out of the application or use of any project, circuit described herein; neither does it convey any license under its patent nor the right of others. The datasheet is the official document of OmniVision. The applicaton notes are application guide lines for reference. If there are any difference between datasheet and application notes, please follow datasheet and kindly report the difference to OVT FAE. This document contains information of a proprietary nature. None of [ ... ]

OVC3860 PDF Datasheet Download