cbtw converts the signed byte in AL to a signed word in AX by extending the most-significant bit (sign bit) of AL into all bits of AH. Example cbtwPrevious: Multiply and Divide Instructions Next: Convert Word to Long (cwtl)
半字(Half-Word):在ARM体系结构(32位机)中,半字的长度为16位,与8位/16位处理器体系结构中字的长度一致。 字节(Byte):在ARM体系结构(32位机)和8位/16位处理器体系结构中,字节的长度均为8位。
根据操作数是字节(byte)、字(word)还是长型(long),指令的后缀可以是b、w或l。 www.ibm.com 4. A prefix of byte, word, or dword is used before this memory address to access 1, 2, or 4 bytes of memory, respectively. 为了访问1、2或4字节的内存,在这个内存地址前面分别加上byte、word或dword...
bit和byte同译为"比特"，都是数据量度单位，两者区别如下：容量大小不同：bit（比特）是表示信息的最小单位，是二进制数的一位包含的信息或2个选项中特别指定1个的需要信息量。一个Byte由8bits组成，是数据存储的基础单位，1Byte又称为一个字节，用一个字节（Byte）储存，可区别256个数字。存储数据...
BIT_TO_BYTE := BYTE1 ; END_FUNCTION 02 BIT_TO_WORD BIT转WORD时一定要注意高低字节的转换 FUNCTION BIT_TO_WORD :WORD // FC 680 TITLE = 'Version 3.0.00' VERSION : '3.0' AUTHOR : VASS_V05 NAME : BTOW FAMILY : BTOW // Bausteinparameter VAR_INPUT BIT_0 : BOOL ; BIT_1 : BOOL...
2.(Communications & Information) the storage space in a memory or other storage device that is allocated to such a group of bits 3.(Linguistics) a subdivision of a word [C20: probably a blend of bit4+ bite] Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © Harp...
A data processing system for providing word, byte or bit addressing. A word location in a memory device may be addressed based upon the contents of a base address register. Indirect addressing may be provided to another word location based upon a word index value in an index register. Effecti...
aI want to give you happiness 正在翻译,请等待...[translate] a有出去玩么 Has plays[translate] ahome decoretion 家庭decoretion[translate] aMinnesota Pigeon Forum Minnesota Pigeon Forum[translate] aeach time a byte or word is written for tWORD 每次字节或词为tWORD被写[translate]...
simotion byte/word ASCII码转换为字符、字符串 建立string类型,和byte类型(ASCII)的数据 将byte类型(ASCII)赋值给string中的一个字符 参考程序 VAR_GLOBAL myword :WORD; mystring :STRING[10]; END_VAR PROGRAM ptestVARbyte0,byte1 :BYTE; my_WORD_TO_2BYTE : _WORD_TO_2BYTE;...
What's the difference between 'fascism' and 'socialism'? More Commonly Misspelled Words Words You Always Have to Look Up Popular in Wordplay See All 8 Words with Fascinating Histories 8 Words for Lesser-Known Musical Instruments Birds Say the Darndest Things ...