MAS281 Dynex, MAS281 Datasheet - Page 24

• Manufacturer Part Number: MAS281
• Description: MIL-STD-1750A Microprocessor
• Manufacturer: Dynex

MAS281
* M = memory, P = processorr (5 OSC cycles), B = processor (6 OSC cycles),
a = average if more than one alternative exists.
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COMPARE
Single-Precision Compare
Compare Between Limits
Double-Precision Compare
JUMP/BRANCH
Jump on Condition
Jump to Subroutine
Subtract One and Jump
Branch Unconditionally
Branch if Equal to (Zero)
Branch if Less than (Zero)
Branch to Executive
Branch if Less than or
Equal to (Zero)
Branch if Greater than (Zero)
Branch if Not Equal to (Zero)
Branch if Greater than or
Equal to (Zero)
SHIFT
Shift Left Logical
Shift Right Logical
Shift Right Arithmetic
Shift Left Cyclic
Double Shift Left Logical
Douible Shift Right Logical
Double Shift Right Arithmetic
Double Shift Left Cyclic
Shift Logical, Count in Register
Shift Arithmetic, Count in Register
Shift Cyclic, Count in Register
Double Shift Logical, Count
in Register
Double Shift Arithmetic, Count
in Register
Double Shift Cyclic, Count
in Register
Operation
Table 7a: Instruction Summary (continued)
Op Code/Ext
3X
4X C
F2
F3
F0
4A A
F4
F7
F6
70
71
72
73
74
75
76
77
78
79
7A
7B
60
61
62
63
65
66
67
68
6A
6B
6C
6D
6E
6F
F1
Mnemonic
CR
CB
CBX
CISP
CISN
C
CIM
CBL
DCR
DC
JC
JCI
JS
SOJ
BR
BEZ
BLT
B EX
BLE
BGT
BNZ
BGE
SLL
SRL
SRA
SLC
DSLL
DSRL
DSRA
DSLC
SLR
SAR
SCR
DSLR
DSAR
DSCR
Format
R
B
BX
ISP
ISN
D, DX
IM
D,DX
R
D, DX
D, DX
I,IX
D, DX
D, DX
ICR
ICR
ICR
S
ICR
ICR
ICR
ICR
R
R
R
R
R
R
R
R
R
R
R
R
R
R
M
1
2
2
1
1
3
2
4
1
4
2
3
2
2
2
1 5
1.5
16
1.5
1.5
1.5
1.5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Cycles *
P
0
1
1
0
0
0
0
2.75
2
0
0.5
0 5
2
2.5
2
1
1
12
1
1
1
1
1
1
1
1
3
2
2
3
1
1.5
1
2.25
3.19
3.5
B
0
0
0
0
0
0
0
1.75a
0
0
1a
1a
0
1a
0
1a
1a
3a
1a
1a
1 a
1a
0
0
0
0
0
0
0
0
3
3.50a
3.25a
4a
4.94a
3a