參數(shù)資料
型號: D950-CORE
廠商: 意法半導體
元件分類: 數(shù)字信號處理
英文描述: 16-Bit Fixed Point Digital Signal Processor DSP Core
中文描述: 16位定點數(shù)字信號處理器DSP核
文件頁數(shù): 48/89頁
文件大?。?/td> 560K
代理商: D950-CORE
48/89
D950-Core
Three-word Operand (oper_3)
ADD
Addition
ADDCAddition with Carry
ADDS
Addition with Shift
AND
Logical AND
CMP
Compare
CMPS
Compare Sign
OR
Logical OR
SUB
Subtraction
SUBC
Subtraction with Carry
SUBR
Reversed Subtraction
SUBRC
Reversed Subtraction with Carry
SUBRS
Reversed Subtraction with Shift
SUBS
Subtraction with Shift
XOR
Exclusive OR
Figure 5.7
ALU Three-Word Operand (oper_3)
Ai = Lj oper_3 Rk
(CCR)* Rj Ak
Aj
P
Ai = Lj oper_3 Ai
(CCR)* P
,
Lp = *AXm + IXs
Ai = Rk oper_3 Ai
(CCR)* P
,
Rq = *AYn + IYr
,
,
,
,
A1=L1 oper_3 R1
(CCR)*
Li = *AX1 + IX3
Rj = *AY1 + IY3
*AY1 + IY3 = A1H
A1 = L1 oper_3 R1
(CCR)* A1
Li = *AX1 + IX3
Ai = Lj oper_3 Rk
(CCR)* P
Ai = Aj oper_3 Ak
(CCR)*
,
*AXm + IXs = ApH
*AYn + IYr = ApH
,
,
*AX1 + IX3 = A1H
A1 = L1 oper_3 R1
(CCR)* A1
P
Ri = *AY1 + IY3
VR02018F
(CCR)* is used in place of Ai or A1 when instruction=CMP or CMPS
6
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