MAR31750FC Ver la hoja de datos (PDF) - Dynex Semiconductor
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MAR31750FC Datasheet PDF : 42 Pages
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MA31750
OPERATION
Mnem.
Format
Opcode
(Ext)
EXTENDED PRECISION
Extended-Precision Floating-
Point Load
Extended-Precision Floating-
Point Store
Floating-Point Absolute Value of
Register
Floating-Point Negate Register
Floating-Point Compare
Extended-Precision Floating-
Point Compare
Floating-Point Add
Extended-Precision Floating-
Point Add
Floating-Point Subtract
Extended-Precision Floating-
Point Subtract
Floating-Point Multiply
Extended-Precision Floating-
Point Multiply
Floating-Point Divide
Extended-Precision Floating-
Point Divide
EFL
EFST
FABS
FNEG
FCR
FCB
FCBX
FC
EFCR
EFC
FAR
FAB
FABX
FA
EFAR
EFA
FSR
FSB
FSBX
FS
EFSR
EFS
FMR
FMB
FMBX
FM
EFMR
EFM
FDR
FDB
FDBX
FD
EFDR
EFD
D,DX
D,DX
R
R
R
B
BX
D,DX
R
D,DX
R
B
BX
D,DX
R
D,DX
R
B
BX
D,DX
R
D,DX
R
B
BX
D,DX
R
D,DX
R
B
BX
D,DX
R
D,DX
8A
9A
AC
BC
F9
3X
4X D
F8
FB
FA
A9
2X
4X 8
A8
AB
AA
B9
2X
4X 9
B8
BB
BA
C9
2X
4X A
C8
CB
CA
D9
2X
4X B
D8
DB
DA
STACK
Stack IC and Jump to Subroutine SJS
D,DX
7E
Unstack IC and return from
URS
S
7F
Subroutine
Pop Multiple registers off the
POPM
S
8F
Stack
Push Multiple Registers onto the PSHM
5
9F
Stack
Figure 20a: Instruction Summary
Memory Internal
cycles
Cycles
5
0
5
0
1
2wa
1
3wa
1
3.7wa
3
3.7wa
3
3.7wa
4
3.7wa
1
4wa
5
2wa
1
7wa
3
8.5wa
3
8.5wa
4
8.5wa
1
21wa
5
20wa
1
9wa
3
10wa
3
10wa
4
9wa
1
23wa
5
22wa
1
1
3
2
3
2
4
1
1
33wa
5
32wa
1
42.8wa
3
43.8wa
3
43.8wa
4
42.8wa
1
112.6wa
5
112.6wa
3
1
3
1
1+n (n=0 to 4
15)
1+n (n=0 to 8
15)
18/42
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