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EM78P258NN 参数 Datasheet PDF下载

EM78P258NN图片预览
型号: EM78P258NN
PDF下载: 下载PDF文件 查看货源
内容描述: 8位OTP微 [8-Bit Microprocessor with OTP ROM]
分类和应用: 外围集成电路光电二极管微控制器局域网可编程只读存储器OTP只读存储器
文件页数/大小: 81 页 / 2048 K
品牌: ELAN [ ELAN MICROELECTRONICS CORP ]
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EM78P258N  
8-Bit Microprocessor with OTP ROM  
PCRD  
P
Q
D
R
PCWR  
CLK  
_
Q
C
L
P
IOD  
PORT  
Q
D
R
PDWR  
CLK  
_
Q
C
L
PDRD  
0
1
M
U
X
NOTE: Open-drain is not shown in the figure.  
Fig. 6-2 I/O Port and I/O Control Register Circuit for Port 6 and Port7  
PCRD  
P
Q
_
D
R
PCWR  
PDWR  
CLK  
Q C  
L
IOD  
P
Q
PORT  
D
R
_
CLK  
Q C  
Bit 6 of IOCE  
L
P
D
Q
R
0
1
M
U
X
_
Q
CLK  
C
L
PDRD  
INT  
NOTE: Open-drain is not shown in the figure.  
Fig. 6-3 I/O Port and I/O Control Register Circuit for P60(/INT)  
Product Specification (V1.0) 06.16.2005  
27  
(This specification is subject to change without further notice)  
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