MA803
MA803 is single-chip microprocessor manufactured by Megawin.
MEGAWIN
MAKE YOU WIN
MA803 数据手册
版本 1.04
This document information is the intellectual property of Megawin Technology. © Megawin Technology Co., Ltd. 2009 All rights reserved.
QP-7300-03D
1/75
MEGAWIN
MAKE YOU WIN
目 录
1. 2. 3. 4. 5. 6. 概述 ..............................................................................................................5 功能 ..............................................................................................................6 引脚 ..............................................................................................................7
3.1. 封装 .......................................................................................................................................7 3.2. 引脚定义 ................................................................................................................................8
方框图 ...........................................................................................................9 特殊功能寄存器 SFR ..................................................................................10
5.1. SFR 映射表 .........................................................................................................................10 5.2. SFR 位分配 .........................................................................................................................11
8051 CPU 功能描述 ...................................................................................13
6.1. CPU 寄存器 ........................................................................................................................13 6.2. CPU 时序 ............................................................................................................................14 6.3. CPU 寻址方式 .....................................................................................................................14
7.
存储器结构..................................................................................................15
7.1....
