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D950-CORE 数据表(PDF) 47 Page - STMicroelectronics

部件名 D950-CORE
功能描述  16-Bit Fixed Point Digital Signal Processor DSP Core
PDF  89 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

D950-CORE 数据表(HTML) 47 Page - STMicroelectronics

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D950-Core
+=
Last Step of Positive MAC (PSC used for shift value)
-=
Last Step of Negative MAC (PSC used for shift value)
Figure 5.6
ALU Two-Word Operand (oper_2)
Ai = oper_2 Lj
(CCR)*
Rj
Aj
P
Ai = oper_2 Lj
(CCR)*
P
,
Lk = *AXm + IXs
Ai = oper_2 Rj
(CCR)*
P
,
Rk = *AYn + IYr
,
,
,
,
*AY1 + IY3 = A1H
A1 = oper_2 L1
A1
Lj = *AX1 + IX3
*AX1 + IX3 = A1H
A1 = oper_2 R1
A1
Rk = *AY1 + IY3
VR02018E
(CCR)* is used in place of Ai when oper_2 instruction=CMPO
6



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