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IBM 5150 Technical Reference

IBM 5150
309 pages
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FSTP
;
STORE
AND
POP
ST(O)
to
IntegerlReal Memory
Escape MF
I mod 0 1 1
rIm
disp-Iow disp-high
ST(O)
to
Long Integer
Memory
Escape 1 1 I mod 1
1
rIm
disp-Iow disp-high
ST(O)
to
Temporary
Real
Memory
Escape 0 1 1
I mod 1 1 1 rIm
disp-Iow
disp-high
ST(O)
to
BCD
Memory
Escape 1 1 1
I mod 1 1 0
rIm
disp-Iow
disp-high
ST(O)
to
STm
Escape 1 0 1 1 0 1 1
STO)
FXCH =Exchange ST(i) and
ST(O)
Escape 0 0 1 1 1 0 0 1 STm
6-18
Instruction
Set

Table of Contents

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IBM 5150 Specifications

General IconGeneral
ProcessorIntel 8088
Clock Speed4.77 MHz
RAM16 KB - 256 KB
ManufacturerIBM
Model5150
Release Year1981
Storage5.25-inch floppy drives
GraphicsMDA or CGA
Operating SystemIBM PC DOS
PortsCassette, keyboard
Expansion Slots5

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