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D950-CORE Scheda tecnica(PDF) 49 Page - STMicroelectronics

Il numero della parte D950-CORE
Spiegazioni elettronici  16-Bit Fixed Point Digital Signal Processor DSP Core
PDF  89 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

D950-CORE Scheda tecnica(HTML) 49 Page - STMicroelectronics

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D950-Core
Multiplier Operations
DMULT
Double precision multiplication
MULT
Multiplication
SQR
Square
Figure 5.8
Double precision multiplication
Figure 5.9
Multiplication
,
*AXm + IXs = Lp
ApH
*AYn + IYr = Rq
ApH
Ai + = P
- = P
,
A + = P
- = P
,
Ai + = P
- = P
,
A + = P
- = P
,
Ai + = P
- = P
,
P = Lj
MULT Rk
Rj
AjH
AkH
PH
A + = P
- = P
,
P = Lj DMULT Rk
Rj
AjH
AkH
PH
,
(RND)
+C31
(RND)
+C31
(RND)
+C31
Lp = *AXm + IXs
Lp = *AXm + IXs
ApH
,
Rq = *AYn + IYr
ApH
Rq = *Ayn + IYr
P = Lj MULT Rk
P = Lj DMULT Rk
P = Lj MULT Rk
P = Lj DMULT Rk
VR02018G
,
,
,
(RND)
L0 = *AX1 + IX3
L1
,
R0 = *AY1 + IY3
R1
P = R1 MULT R1
L1 MULT R1
A1H MULT R1
L1 MULT A1H
A1 = P + R1
P
- P
- P + R1
,
,
(RND)
L0 = *AX1 + IX3
L1
P = R1 MULT R1
L1 MULT R1
A1H MULT R1
L1 MULT A1H
A1 = P + R1
P
- P
- P + R1
*AY1 + IY3 = A1H
,
,
,
(RND)
R0 = *AY1 + IY3
R1
P = R1 MULT R1
L1 MULT R1
A1H MULT R1
L1 MULT A1H
A1 = P + R1
P
- P
- P + R1
*AX1 + IX3 = A1H
VR02018H
6



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