PD705101
目录
1.
2.
3.
4.
5.
6.
7.
引脚功能列表......................................................................................................................... 6
内部单位................................................................................................................................ 8
CPU功能................................................................................................................................. 10
中断/异常处理功能............................................. ........................ 11
总线控制功能.............................................................................................................. 13
等待控制功能............................................................................................................. 13
存储器访问控制功能.............................................. ........................................ 14
7.1
7.2
DRAM控制功能............................................................................................................................ 14
页-ROM的控制功能..................................................................................................................... 15
8.
9.
DMA功能................................................................................................................................ 16
串行接口功能...................................................................................................... 18
9.1
9.2
9.3
异步串行接口（ UART ） ............................................ .................................................. ..... 18
时钟串行接口（ CSI ） ................................................................................................................... 20
波特率发生器（ BRG ） ...................................................................................................................... 21
9.3.1配置和功能................................................................................................................ 21
10.定时器/计数器功能.......................................................................................................... 22
11.港口功能.............................................................................................................................. 25
12.时钟发生功能............................................. .................................................. .... 27
13.待机功能........................................................................................................................ 28
14. RESET / NMI控制功能........................................... .................................................. ..... 30
15.说明................................................................................................................................. 31
15.1指令格式..................................................................................................................................... 31
15.2说明（按字母顺序列出） ......................................................................................................... 33
16.电气规范...................................................................................................... 43
17.封装图纸...................................................................................................................... 65
18.推荐焊接条件............................................. .................................... 66
5
