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EM78P451SP 参数 Datasheet PDF下载

EM78P451SP图片预览
型号: EM78P451SP
PDF下载: 下载PDF文件 查看货源
内容描述: 8位OTP微控制器 [8-Bit Microcontroller with OTP ROM]
分类和应用: 微控制器外围集成电路光电二极管局域网可编程只读存储器OTP只读存储器时钟
文件页数/大小: 54 页 / 421 K
品牌: EMC [ ELAN MICROELECTRONICS CORP ]
 浏览型号EM78P451SP的Datasheet PDF文件第1页浏览型号EM78P451SP的Datasheet PDF文件第2页浏览型号EM78P451SP的Datasheet PDF文件第4页浏览型号EM78P451SP的Datasheet PDF文件第5页浏览型号EM78P451SP的Datasheet PDF文件第6页浏览型号EM78P451SP的Datasheet PDF文件第7页浏览型号EM78P451SP的Datasheet PDF文件第8页浏览型号EM78P451SP的Datasheet PDF文件第9页  
目录
目录
1
2
3
4
一般DESCRIPTION................................................................................................... 1
FEATURES........................................................................................................................... 1
引脚分配............................................................................................................... 2
功能DESCRIPTION.................................................................................................. 4
4.1
操作寄存器................................................ .................................................. 4
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
4.1.11
4.1.12
4.1.13
4.1.14
4.1.15
R0 (间接寻址寄存器) ............................................ .......................................... 4
R1 (TCC) ....................................................................................................................... 4
R2 (程序计数器) &堆栈........................................... ........................................... 4
R3 (状态寄存器) ...................................................................................................... 6
R4 ( RAM选择寄存器) ............................................ ................................................. 6
R5 〜 R8 (端口5 〜 Port8).................................................................................................. 7
R9 (的port9 ) ...................................................................................................................... 7
RA ( SPIRB : SPI读缓冲区) .......................................... .............................................. 8
RB ( SPIWB : SPI写缓冲器) .......................................... ............................................. 8
RC ( SPIS : SPI状态Segister ) .......................................... ........................................... 8
RD ( SPIC : SPI控制寄存器) .......................................... ......................................... 9
RE ( TMR1 :定时器寄存器) ........................................... ............................................. 10
RF ( PWP :脉宽预设寄存器) ......................................... ............................... 10
R20 〜 R3E (通用寄存器) .......................................... .............................. 10
R3F (中断状态寄存器) ............................................ ....................................... 10
A(累加器) ........................................................................................................... 10
CONT (控制寄存器) ............................................. ................................................ 11
IOC5 〜 IOC9 ( I / O端口控制寄存器) ....................................... .............................. 11
IOCC ( T1CON :定时器控制寄存器) .......................................... ............................ 11
IOCD (上拉控制寄存器) .......................................... ..................................... 12
IOCE ( WDT控制寄存器) ............................................ ......................................... 12
IOCF (中断屏蔽寄存器) ............................................ ....................................... 13
4.2
特殊功能寄存器............................................... .......................................... 10
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6
4.2.7
4.3
4.4
4.5
TCC / WDT预分频.............................................. .................................................. ..14
I / O端口.....................................................................................................................15
串行外设接口模式.............................................. ................ 17
4.5.1
4.5.2
4.5.3
4.5.4
4.5.5
4.5.6
概述&特点............................................... .................................................. .. 17
SPI功能说明............................................... .............................................. 19
SPI信号&引脚说明............................................. .......................................... 20
编程相关的寄存器.............................................. ................................. 22
SPI模式时序......................................................................................................... 24
SPI的软件应用.............................................. ........................................... 25
OVERVIEW......................................................................................................................三十
功能说明................................................ .................................................. 30 ..
iii
4.6
定时器1 .......................................................................................................................30
4.6.1
4.6.2
产品规格( V1.0 ) 2004年6月1日