INSTRUCTION
ADDRESS
 
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
T0
T1
T2
T3
T4
T5
T6
T7
OPERATION
REGISTER
0
1
2
3
4
 
 
STORAGE
ADDRESS
 
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
I1
I2
IX
IA
E1
E2
E3
X7
OPERATION
FLAGS
F5
T6
T7
M8
M9
 
 
STORAGE
BUFFER
0
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
P1
P2
 
W
 
ADD
AC
SC
INDEX
REGISTER
 
1
2
3
 
 
 
ARITHMETIC
FACTOR
0
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
 
 
 
 
 
AS
TC
ZR
INTERRUPT
LEVELS
0
1
2
3
4
5
 
ACCUMULATOR
0
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
1
2
3
4
5
6
7
8
CYCLE CONTROL
COUNTER
32
16
8
4
2
1
 
ACCUMULATOR
EXTENSION
0
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15
RDY
ABL
REC
TSM
BFR
CLK
DI
CP
CONDITION
REGISTER
C
O
 
 
 
 
 
 
 
0
1
2
3
 
4
5
6
7
 
8
9
10
11
 
12
13
14
15