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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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11.1.2  
Block Diagram  
Figure 11.1 shows a block diagram of the DMAC.  
DMAC module  
Iteration  
control  
SARn  
Register  
control  
DARn  
DMATCRn  
CHCRn  
On-chip  
peripheral  
module  
Start-up  
control  
DMAOR  
DREQ0, DREQ1  
IrDA, SCIF  
A/D converter  
CMT  
Request  
priority  
control  
DEIn  
DACK0, DACK1  
DRAK0, DRAK1  
External  
ROM  
Bus interface  
External  
RAM  
Legend  
DMAOR: DMAC operation register  
External I/O  
(memory  
mapped)  
SARn:  
DARn:  
DMAC source address register  
DMAC destination address register  
Bus state  
controller  
DMATCRn:DMAC transfer count register  
External I/O  
(with  
acknowledge)  
CHCRn:  
DEIn:  
DMAC channel control register  
DMA transfer-end interrupt request to  
CPU  
n = 0 to 3  
Figure 11.1 Block Diagram of DMAC  
Rev. 5.00, 09/03, page 329 of 760  
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