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0
tv
U'1
-
. ...J
'
°'
\D
I-'
I
w
....J
-
~
0
Ii
0.
WORD
TYPE
0
1
0
0
FUNCTION
DECODE
2
3
0
0
0
0
0
0
0
0
()
0
0
0
0
0
0
0
--·----
.........................................
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
------------------------
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
-------------------·----
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
A-SOURCE FIELD
FIELD
4
5
6
7
8
9
10
11
0000
=
uo}
0000
0001
=
U1
0001
0010
=
VO\
0010
0011
=
V1
0011
0100
=
GOJ
0100
0101
=
G1
0101
0110
=
DO~
0110
0111
=
D1;
0111
1000
=
10 ~
~
1001
=
11)
1001
1010
=
TO~
1010
1011
=
T1;
1011
1100
=
po\
1100
JlQl
=
P1 }
1101
1110
=
H01
1110
1111
=
H1
1111
THE FUNCTION DECODE IS A COMBINATION OF CONTROL
WORD BITS 2, 3, 12, 13, AND 14.
THE -A- SYMBOL INTHE FORMULAS UNDER COLUMNS 12, 13,
AND 14 CAN BE ANY OF THE LOCAL STORAGE BYTE SOURCES
LISTED UNDER THE A-SOURCE FIELD.
THE SYMBOL ):( IN THE FORMULAS UNDER COLUMNS 12, 13,
AND 14 INDICATES AN EXCLUSIVE -ORO FUNCTION.
THE$ SYMBOL IN THE FORMULAS UNDER COLUMNS 12, 13,
AND 14 INDICATES AN OR FUNCTION.
THE *-SYMBOL IN THE FORMULAS UNDER COLUMNS 12, 13,
AND 14 INDICATES A COMPLEMENT AND FUNCTION.
FUNCTION
WORD
DECODE
TYPE
12
13
14
15
000
Z=A +KL
-l'JOO
1
001
Z=A*-KL
010
Z=A*-KH
011
Z=A*-KK
100
Z =A +_KH
101
Z =A
tl
KL
110
Z =A):( KH
111
Z =A
J:l
KK
Xof.
--------·-------·----------·----·-·-·--
000
A=
0
+KL
001
A=A*-KL
010
A= A*-KH
011
A= A*-KK
100
A =O+ KH
101
A= A
tl
KL
110
A= A):( KH
111
A= A
tl
KK
--------------·-----·------·-------------
000
A= 0- KL
001
A= 0$KL
010
A= 0$KH
011
A= 0$KK
100
A=A- KH
101
A=A +KL
110
A=A+ KH
111
A =A+ KK
000
A=O-KL
001
A= 0$KL
010
A =O$KH
011
A =0$KK
100
A =0- KH
101
A =A- KL
110
A=A-KH
111
A=A-KK
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