MA17502 Datasheet, PDF (17/30 Pages) Dynex Semiconductor – Radiation Hard MIL-STD-1750A Control Unit

MA17502
Cycles*
Operation
Op Code/Ext Mnemonic
Format
M
P
B
CONVERT
Convert Floating-Point to 16-Bit
E8
Integer
FIX
R
1
4.25
4.5a
Convert 16-Bit Integer to Floating- E9
Point
FLT
R
1
3
2a
Convert Extended-Precision
EA
Floating-Point to 32-Bit lnteger
EFIX
R
1
12.25 6.25a
Convert 32-Bit Integer to
EB
Extended-Precision Floating-Point
EFLT
R
1
7.5
3.5a
STACK
Stack lC and Jump to Subroutine 7E
SJS
D,DX
4
3
0
Unstack lC and return from
Subroutine
7F
URS
S
3
1
Pop Multiple registers off the
Stack
8F
Push Multiple Registers onto the
Stack
9F
I/O (See l/O Command Summary)
POPM
S
PSHM
S
2.5 + n 2.25 + n 4.25a
(n=0-15) (n=0-15)
1 + n 4.5 + n
2a
(n=0-15) (n=0-15)
Execute l/O
Vectored l/O
48
XIO**
IM,IMX
3
3.583 6.277a
49
VIO**
D,DX
-
-
-
SPECIAL
Built-ln Function Call
4F
BIF
S
Move Multiple Words, Memory-to- 93
Memory
MOV
S
1 + 4n 1 + 3n 1 + 2na
Exchange Words in Registers
ED
XWR
R
1
2
0
Load Status
7D
LST**
D,DX
7C
LSTI**
I,IX
8
2
3
9
2
4
No Operation
FF
NOP
S
1
2
2
Break Point
FF
BPT
S
3
4
4
* M = memory, P = processor (5 OSC cycles), B = processor (6 OSC cycles). ** Privileged instruction.
a = average if more than one alternative exists.
Table 6a (continued): Instruction Summary
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