W78E58B 参数 Datasheet PDF下载

W78E58B / W78E058B数据表

8位微控制器

表盒内的

1.概述............................................................................................................... 3

2.特点....................................................................................................................................... 3

3.引脚配置.................................................................................................................. 4

4.引脚说明..........................................................................................................................五

5.功能说明......................................................................................................... 6

5.1

5.2

5.3

5.4

5.5

5.6

5.7

5.8

5.9

5.10

5.11

5.12

5.13

5.14

6.1

6.2

6.3

6.4

7.1

7.2

7.3

内存....................................................................................................................................... 6

定时器0,1和2................................................................................................................... 6

时钟...................................................................................................................................... 7

水晶Oscillator.................................................................................................................... 7

外Clock........................................................................................................................ 7

动力Management............................................................................................................... 7

降低EMI辐射........................................................................................................... 7

Reset...................................................................................................................................... 7

端口4 ..................................................................................................................................... 9

INT2

/

I

NT3

............................................................................................................................ 9

港基地址寄存器............................................. .............................................. 11

在系统编程（ ISP ）模式.......................................... ......................................... 13

在系统编程控制寄存器（ CHPCON ） ......................................... .............. 15

F04KBOOT模式（从LDROM启动） ........................................... .................................. 15

锁定位................................................................................................................................ 19

MOVC禁止....................................................................................................................... 19

加密............................................................................................................................ 20

振荡器控制................................................................................................................. 20

绝对最大Ratings................................................................................................. 21

特区Characteristics............................................................................................................. 21

交流特性............................................................................................................. 23

7.3.1

7.3.2

7.3.3

7.3.4

7.3.5

时钟输入Waveform...........................................................................................................23

程序取指周期............................................................................................................23

数据读取Cycle...................................................................................................................24

数据写周期...................................................................................................................24

端口访问Cycle.................................................................................................................24

6.安全...................................................................................................................................... 19

7.电气CHARACTERISTICS............................................................................................... 21

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出版日期： 2006年12月4日

修订版A8