目录

目录

第1章硬件

描述................................................................................................................................ 1-2

特点...................................................................................................................................... 1-2

应用.............................................................................................................................. 1-2

引脚配置.................................................................................................................. 1-2

功能块................................................................................................................... 1-4

引脚说明........................................................................................................................ 1-5

零件编号....................................................................................................................... 1-6

组扩展.................................................................................................................... 1-7

组扩展（扩展工作温度版本） ................... 1-9

功能说明................................................ .................................................. .. 1-10

中央处理单元（ CPU ） ............................................ ................................................ 1 10

内存.................................................................................................................................... 1-14

I / O端口.................................................................................................................................. 1-16

中断................................................................................................................................. 1-18

计时器...................................................................................................................................... 1-20

串行I / O ................................................................................................................................. 1-22

复位电路........................................................................................................................... 1-26

时钟产生电路....................................................................................................... 1-28

处理器模式.................................................................................................................... 1-29

注意事项编程..................................................................................................... 1-31

处理器状态寄存器............................................... .................................................. ... 1-31

中断................................................................................................................................. 1-31

十进制Calculations.............................................................................................................. 1-31

计时器...................................................................................................................................... 1-31

乘法和除法指令.............................................. ................................. 1-31

端口......................................................................................................................................... 1-31

串行I / O ................................................................................................................................. 1-31

指令执行时间............................................... .................................................. ... 1-31

内存扩展模式和微处理器模式............................................ ........... 1-31

所需的数据MASK订单............................................. ................................... 1-32

ROM规划法............................................... ............................................... 1-32

功能描述补充............................................... .......................... 1-33

中断................................................................................................................................... 1-33

定时中断后， ............................................................................................................. 1-34

3800群组用户手册

i