參數(shù)資料
型號: μPD703008
廠商: NEC Corp.
英文描述: 16/32 Bit RISC Microcontrollers(16/32位RISC微控制器)
中文描述: 16/32位RISC微控制器(16/32位的RISC微控制器)
文件頁數(shù): 45/141頁
文件大?。?/td> 374K
代理商: ΜPD703008
33
CHAPTER 5 INSTRUCTION
Meaning
Assignment
General register
System register
Zero-extends n to word
Sign-extends n to word
Reads data of size b from address a
Writes data b of size c to address a
Reads bit b from address a
Writes c to bit b of address a
Performs saturation processing of n.
If n
7FFFFFFFH as result of calculation, 7FFFFFFFH.
If n
80000000H as result of calculation, 80000000H.
Reflects result on flag
Byte (8 bits)
Half-word (16 bits)
Word (32 bits)
Add
Subtract
Bit concatenation
Multiply
Divide
And
Or
Exclusive Or
Logical negate
Logical left shift
Logical right shift
Arithmetic right shift
Symbol
GR [ ]
SR [ ]
zero-extend (n)
sign-extend (n)
load-memory (a, b)
store-memory (a, b, c)
load-memory-bit (a, b)
store-memory-bit (a, b, c)
saturated (n)
result
Byte
Halfword
Word
+
||
×
÷
AND
OR
XOR
NOT
logically shift left by
logically shift right by
arithmetically shift right by
Operation
Describes the function of the instruction. The following symbols are used:
Format
Indicates instruction format number.
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