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MC68HC908AP64CFB 参数 Datasheet PDF下载

MC68HC908AP64CFB图片预览
型号: MC68HC908AP64CFB
PDF下载: 下载PDF文件 查看货源
内容描述: [MC68HC908AP64CFB]
分类和应用: 外围集成电路时钟
文件页数/大小: 325 页 / 1651 K
品牌: FREESCALE [ Freescale ]
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Port D  
Table 16-5 summarizes the operation of the port D pins.  
Table 16-5. Port D Pin Functions  
Accesses to DDRD  
Read/Write  
Accesses to PTD  
DDRD  
Bit  
PTD Bit  
I/O Pin Mode  
Read  
Pin  
Write  
X(1)  
X
Input, Hi-Z(2)  
Output  
PTD[7:0](3)  
PTD[7:0]  
0
1
DDRD[7:0]  
DDRD[7:0]  
PTD[7:0]  
1. X = don’t care.  
2. Hi-Z = high impedance.  
3. Writing affects data register, but does not affect input.  
MC68HC908AP Family Data Sheet, Rev. 4  
Freescale Semiconductor  
269  
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