COP8TAB5/TAC5
目录
1.0概述..................................................................................................................................... 1
2.0产品特点....................................................................................................................................................... 1
3.0框图.............................................................................................................................................. 2
4.0订购信息.................................................................................................................................... 2
5.0连接图...................................................................................................................................五
6.0结构概述................................................................................................................................. 7
6.1降低EMI ...................................................................................................................................... 7
6.2建筑..................................................................................................................................... 7
6.3指令集................................................................................................................................. 7
6.3.1主要指令集特点............................................................................................................... 7
6.3.2单字节/执行单周期代码........................................ ................................................. 7
6.3.3许多单字节，多功能说明...................................... .............................................. 7
6.3.4位电平控制.................................................................................................................................. 7
6.3.5寄存器集......................................................................................................................................... 7
6.4包装/ PIN效率................................................................................................................ 7
7.0绝对最大额定值......................................................................................................................... 8
8.0电气特性.............................................................................................................................. 8
9.0引脚说明......................................................................................................................................... 11
10.0功能描述.............................................................................................................................. 13
10.1 CPU寄存器................................................................................................................................. 13
10.2程序存储器........................................................................................................................... 14
10.3数据存储器.................................................................................................................................... 14
10.4选项寄存器............................................................................................................................. 14
10.5 RESET ................................................................................................................................................... 15
10.5.1外部复位................................................................................................................................. 15
10.5.2片内上电复位................................................................................................................ 15
10.6振荡电路...................................................................................................................... 16
10.6.1晶体振荡器.............................................................................................................................. 16
10.6.2的R / C振荡器................................................................................................................................... 16
10.6.3外部振荡器............................................................................................................................ 17
10.6.4时钟预分频器................................................................................................................................ 17
10.7控制寄存器....................................................................................................................... 18
10.7.1 CNTRL寄存器（地址X'00EE ） ....................................... .................................................. ........ 18
10.7.2 PSW寄存器（地址X'00EF ） ..................................................................................................... 18
10.7.3 ICNTRL寄存器（地址X'00E8 ） ....................................... .................................................. ....... 18
10.7.4 ITMR寄存器（地址X'00CF ） ....................................... .................................................. ........... 18
11.0定时器....................................................................................................................................................... 18
11.1定时器T0 （空闲时间） ....................................................................................................................... 18
11.1.1 ITMR注册.................................................................................................................................. 19
11.2定时器T1 .............................................................................................................................................. 19
11.3 MODE 1.处理器独立PWM模式下.......................................... ............................. 19
11.4 MODE 2.外部事件计数器模式.......................................... ...................................... 19
11.5 MODE 3，输入捕捉模式...................................................................................................... 21
11.6定时器控制标志.................................................................................................................... 22
12.0省电模式.................................................................................................................................. 22
12.1 HALT模式.......................................................................................................................................... 22
12.2空闲模式........................................................................................................................................... 23
12.3多输入唤醒...................................................................................................................... 24
13.0中断.................................................................................................................................................. 25
13.1简介................................................................................................................................... 25
13.2屏蔽中断................................................................................................................... 26
13.3 VIS指令............................................................................................................................... 27
13.3.1 VIS执行.................................................................................................................................. 28
13.4不可屏蔽中断............................................................................................................ 29
13.4.1挂起国旗.................................................................................................................................... 29
13.4.2软件陷阱.................................................................................................................................. 29
13.4.2.1编程实例：外部中断.......................................... ....................................... 30
13.5端口C和L口中断........................................... .................................................. ..... 31
13.6中断汇总....................................................................................................................... 31
14.0看门狗/时钟监视器..................................................................................................................... 31
14.1时钟监视器................................................................................................................................ 32
14.2看门狗/时钟监视器操作............................................ ........................................ 32
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