NX5850

www.DataSheet4U.com NX5850 User’s Manual Version 0.5 Sept. 23, 2005 Preliminary Copyright 2005 NEXIA DEVICE CO., LTD. , New Name of Mobile Doctor Co., Ltd., All rights reserved. NEXIA DEVICE CO., LTD. Confidential and Proprietary The information in this document is proprietary to NEXIA DEVICE CO., LTD. The information shall not be used, copied, reproduced or disclosed in whole or in part without written consent of NEXIA DEVICE CO., LTD. The information can be changed by NEXIA DEVICE CO., LTD. without notice for its purpose and revision NX5850 Digital Audio SoC 1. Table of Contents Preliminary 1. TABLE OF CONTENTS ............................................................................... 2 2. PRODUCT OVERVIEW............................................................................... 3 2.1. FEATURES ............................................................................................ 3 2.2. TARGET APPLICATION............................................................................... 3 2.3. BLOCK DIAGRAM OF NX5850 .................................................................... 3 3. SIGNAL DESCRIPTIONS ........................................................................... 3 4. SYSTEM BOOT.......................................................................................... 3 4.1. BOOT MODE ......................................................................................... 3 4.2. THE BOOTING PROCEDURE OF NOR FLASH MEMORY .................