IBM 5150 Technical Reference

JNLEfJG = Jump on not less or equal/greater
o 1 1 1 1 1 1 1 I disp
JNBfJAE = Jump on not below/above or equal
0·1 1 1 0 0 1 1 I disp
JNBEfJA = Jump on not below or equal/above
o 1 1 1 0 1 1 1 I disp
JNPfJPO = Jump on not parity/parity odd
o . 1 1 1 1 0 1 1 I disp
JNO = Jump on not overflow
o 1 1 1 0 0 0 1 disp
JNS = Jump on not sign
o 1 1 1 1 0 0 1 disp
LOOP = Loop ex times
1 1 1 0 0 0 1 0 disp
LOOPZ/LOOPE = Loop while zero/equal
1 1 1 0 0 0 0 1
I disp
LOOPNZ/LOOPNE = Loop while not zero/not equal
1 1 1 0 0 0 0 0
I disp
JCXZ = Jump on ex zero
1 1 1 0 0 0 1 1 disp
6-14 Instruction Set

IBM 5150 Specifications

General

Processor	Intel 8088
Clock Speed	4.77 MHz
RAM	16 KB - 256 KB
Manufacturer	IBM
Model	5150
Release Year	1981
Storage	5.25-inch floppy drives
Graphics	MDA or CGA
Operating System	IBM PC DOS
Ports	Cassette, keyboard
Expansion Slots	5