IA59032_08 Datasheet, PDF (11/19 Pages) InnovASIC, Inc – 32-Bit High-Speed Microprocessor Slice

IA59032
32-Bit High-Speed Microprocessor Slice
Data Sheet
August 19, 2008
FUNCTIONAL TABLES
ALU SOURCE OPERAND CONTROL
MNEMONIC _I2
MICRO CODE
ALU SOURCE OPERANDS
I₁
I_{0 OCTAL CODE}
R
S
AQ
L
L
L
0
A
Q
AB
L
L
H
1
A
B
ZQ
L
H
L
2
0
Q
ZB
L
H
H
3
0
B
ZA
H
L
L
4
0
A
DA
H
L
H
5
D
A
DQ
H
H
L
6
D
Q
DZ
H
H
H
7
D
0
ALU FUNCTION CONTROL
MNEMONIC _I5
ADD
L
SUBR
L
SUBS
L
OR
L
AND
H
NOTRS
H
EXOR
H
EXNOR
H
MICRO CODE
I₄
I₃
ALU FUNCTION SYMBOL
OCTAL CODE
L
L
0
R PLUS S
R+S
L
H
1
S MINUS R
S-R
H
L
2
R MINUS S
R-S
H
H
3
R OR S
R \/ S
L
L
4
R AND S
R /\ S
L
H
5
Rn AND S
Rn /\ S
H
L
6
R EX-OR S
R \-/ S
H
H
7
R EX-NOR S
(R \-/ S)n
ALU DESTINATION CONTROL
MNEMONIC
QREG
NOP
RAMA
RAMF
RAMQD
RAMD
RAMQU
RAMU
MICRO CODE
RAM FUNCT'N Q REG FUNCT'N
RAM SHIFT'R
I₈ I₇ I₆ OCTAL CODE SHIFT LOAD SHIFT LOAD ^{Y OUTPUT} RAM₀ RAM₁₅
LLL
0
X NONE NONE F Q
F
X
X
LLH
1
X NONE X NONE
F
X
X
L HL
2
NONE F B X NONE
A
X
X
L HH
3
NONE F B X NONE
F
X
X
HL L
4
DOWN F/2 B DOWN Q/2 Q
F
F₀
IN₁₅
HL H
5
DOWN F/2 B X NONE
F
F₀
IN₁₅
HHL
6
UP 2F B UP 2Q Q
F
IN₀
F₁₅
HHH
7
UP 2F B X NONE
F
IN₀
F₁₅
Q SHIFT'R
Q₀ Q₁₅
XX
XX
XX
XX
Q₀ IN₁₅
Q₀ X
IN₀ Q₁₅
X
Q₁₅
*X Don’t care
B=Register addressed by B inputs
DOWN is toward LSB, UP is toward MSB
IA211001108-03
Page 11 of 19
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