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HD6417709SF133B 参数 Datasheet PDF下载

HD6417709SF133B图片预览
型号: HD6417709SF133B
PDF下载: 下载PDF文件 查看货源
内容描述: 瑞萨32位RISC单片机超级RISC引擎族/ SH7700系列 [Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series]
分类和应用: 微控制器和处理器外围集成电路时钟
文件页数/大小: 807 页 / 4409 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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Table 10.9 8-Bit External Device/Big-Endian Access and Data Alignment  
Data Bus  
Strobe Signals  
D31– D23– D15–  
WE3,  
DQMUU  
WE2,  
DQMUL  
WE1,  
DQMLU  
WE0,  
Operation  
D24  
D16  
D8  
D7–D0  
DQMLL  
Byte access at 0  
Byte access at 1  
Byte access at 2  
Byte access at 3  
Word access 1st time  
Data 7–0  
Data 7–0  
Data 7–0  
Data 7–0  
Asserted  
Asserted  
Asserted  
Asserted  
Asserted  
Data  
15–8  
at 0  
at 0  
2nd time —  
at 1  
Data  
7–0  
Asserted  
Asserted  
Asserted  
Asserted  
Asserted  
Asserted  
Asserted  
Word access 1st time  
Data  
15–8  
at 2  
at 2  
2nd time —  
at 3  
Data  
7–0  
Longword  
access at 0  
1st time  
at 0  
Data  
31–24  
2nd time —  
at 1  
Data  
23–16  
3rd time  
at 2  
Data  
15–8  
4th time  
at 3  
Data  
7–0  
Rev. 5.00, 09/03, page 262 of 760  
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