资料介绍
A1200A1200 四频 GPRS / EDGE
电路原理
Motorola, Inc. Mobile Device Field Quality & Technical support team
Mar 15th, 2006
07/27/2004
1 / 50
2. 概述................................................................................................................................. 5 2.1 系统框图................................................................................................................... 5 3. PCAP2 硬件概述............................................................................................................ 6 3.1 电源管理................................................................................................................... 7 3.1.1 开关及线性稳压器初始配置............................................................................ 7 3.1.2 稳压器使用描述............................................