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DR805X 参数 Datasheet PDF下载

DR805X图片预览
型号: DR805X
PDF下载: 下载PDF文件 查看货源
内容描述: 8位RISC微控制器指令集的详细信息3.10版本 [8-bit RISC Microcontroller Instructions set details ver 3.10]
分类和应用: 微控制器
文件页数/大小: 79 页 / 249 K
品牌: DCD [ DIGITAL CORE DESIGN ]
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DR805x Instructions set details  
- 74 -  
3.41. SWAP  
Instruction:  
Function:  
SWAP A  
Swap nibbles within the accumulator  
Description: SWAP A interchanges the low and high-order nibbles (four-bit fields) of  
the accumulator (bits 3-0 and bits 7-4). The operation can also be  
thought of as a four-bit rotate instruction. No flags are affected.  
Operation:  
(PC) (PC) + 1  
(A3-0) (A7-4),  
(A7-4) (A3-0)  
Bytes:  
Cycles:  
1
1
Encoding:  
1
1
0
0
0
1
0
0
All trademarks mentioned in this document  
are trademarks of their respective owners.  
http://www.DigitalCoreDesign.com  
http://www.dcd.pl  
Copyright 1999-2003 DCD – Digital Core Design. All Rights Reserved.  
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