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Z8601720ASC 参数 Datasheet PDF下载

Z8601720ASC图片预览
型号: Z8601720ASC
PDF下载: 下载PDF文件 查看货源
内容描述: PCMCIA接口方案 [PCMCIA Interface Solution]
分类和应用: 总线控制器微控制器和处理器外围集成电路PC时钟
文件页数/大小: 138 页 / 1062 K
品牌: ZILOG [ ZILOG, INC. ]
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Z86017/Z16017 PCMCIA Interface Solution  
Product Specification  
77  
PCMCIA Host Writes  
PCMCIA Host Reads  
Data  
PC_DATA<15-8>  
PC_DATA<15-8>  
PC_DATA<7-0>  
Reciever  
Data  
MUX  
ATA_DATA<7-0>  
Data  
Latch  
PC_DATA<7-0>  
ATA_DATA<7-0>  
Figure 11. Word-to-Byte Mode Data Path  
PCMCIA Host Write  
PC_DATA<7–0> (Even Byte) written to ATA_DATA<7–0>  
PC_DATA<15–8> (Odd Byte) written to ATA_DATA<7–0>  
PCMCIA Host Read  
The PCMCIA selects an even address, then the ZX6017 pulls WAIT  
and reads the even register from the peripheral device, saves it in a  
latch, increments the local peripherals address bus, then reads the odd  
data byte and clears the PCMCIA WAIT pin.  
ATA_DATA<7–0> (Even Byte) put onto PC_DATA<7–0>  
ATA_DATA<7–0> (Odd Byte) put onto PC_DATA<15–8>  
Table 60 describes the PCMCIA Host read and write address examples.  
Programming Internal Registers  
PS012002-1201