This part is a kind of semiconductor called STC11F02.

Function of this product has MCU.

Manufacturers : STC Technology

Image and pinout :

Some of the text within the PDF file :

www.STCMCU.com Mobile:(86)13922805190 Tel:86-755-82948412 Fax:86-755-82944243 SSTTSCCT11C11LF//D11Ma00CtLFaUxxSxxhssLeeeeirrmtiieeistseMdMCCUU STC MCU Limited www.STCMCU.com STC MCU Limited Update date: 2011/8/16 website：www.STCMCU.com  CONTENTS Chapter 1 Introduction.6 1.1 Features. 6 1.2 Block diagram 7 1.3 Pin Configurations 8 1.3.1 Pin Configurations of STC11xx Series MCU... 8 1.3.2 Pin Configura [ ... ]

STC11F02 PDF Datasheet Download