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位置:首页 > IC型号导航 > 首字符E型号页 > 首字符E的型号第769页 > EM78159NAS > EM78159NAS PDF资料 > EM78159NAS PDF资料1第3页
目录
目录
1
2
3
概述................................................ .................................................. 1
1.1
EM78P159N , EM78P154N和EM78P157N ................ 1的比较
特点..................................................................................................................... 1
引脚分配和说明.............................................. ........................... 3
3.1
3-2
3.3
4
4.1
EM78P159NP和EM78P159NM引脚说明............................................ 4
EM78P159NAS引脚说明............................................... .......................... 4
EM78P159NKM引脚说明............................................... ......................... 5
操作寄存器................................................ ......................................... 6
4.1.1
4.1.2
4.1.3
4.1.4
4.1.5
4.1.6
4.1.7
4.1.8
4.1.9
4.1.10
R0 (间接寻址寄存器) ............................................ ........................... 6
R1 (时钟/计数器) ........................................... ......................................... 6
R2 (程序计数器) &堆栈........................................... ................................ 7
R3 (状态寄存器) ............................................. ............................................... 8
R4 ( RAM选择寄存器) ............................................ ....................................... 9
R5 R6 (端口5 端口6 ) ........................................ ............................................ 9
RD (手动校准寄存器) ............................................ ........................... 9
RE (唤醒控制寄存器) ........................................... ............................. 10
RF (中断状态寄存器) ............................................ ............................... 10
R10 R3F .........................................................................................................10
一(Accumulator).................................................................................................11
CONT (控制寄存器) ............................................. ...................................... 11
IOC5 IOC6 ( I / O端口控制寄存器) ....................................... ................... 12
IOCA (预分频计数器寄存器) ............................................ ....................... 12
IOCB (下拉控制寄存器) .......................................... ......................... 12
IOCC (漏极开路控制寄存器) .......................................... ...................... 13
IOCD (上拉控制寄存器) .......................................... .......................... 13
IOCE ( WDT控制寄存器) ............................................ ............................... 14
IOCF (中断屏蔽寄存器) ............................................ ............................. 15
功能说明................................................ ................................................ 6
4.2
特殊功能寄存器............................................... ................................ 11
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6
4.2.7
4.2.8
4.2.9
4.3
4.4
4.5
TCC / WDT预分频器& ............................................. ........................................ 15
I / O端口........................................................................................................... 16
4.4.1
4.5.1
4.5.2
4.5.3
用法Port 6输入变化唤醒/中断功能.............................. 18
RESET ..............................................................................................................19
对于寄存器........................................ 22初始化值的汇总
RST ,T状态的状态的P和注册...................................... ....... 24
复位和唤醒............................................. .......................................... 19
4.6
中断............................................................................................................ 25
产品规格( V1.0 ) 2006年3月10日
iii

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