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Load Instructions
Mnemonic
LDA
LOAD A.
LDB
LOAD B.
LDC
LOAD C.
LDD
LOAD DOUBLE.
LDQ
LOAD
Q.
LDZ
LOAD Z.
CMA
COMPLEMENT MEMORY TO A.
Operand
M
M
M
M
M
M
M
Word Times
2
The contents of M replace the contents of
A. The contents of M are unchanged.
2
The contents of M replace the contents of B.
The contents of M are unchanged.
2
The contents of M (1-7) replace the contents
of C.
The high order bits of M are ignored
and M is unchanged.
3
The contents of M (1-18) replace the contents
of A. The contents of M+l replace the contents
of B.
M must be even.
M and M+l are un-
changed.
2
The contents of M replace the contents of
Q.
The contents of M are unchanged.
2
The contents of M is placed only in Z and the
branch flip-flops.
M remains unchanged.
Z
sets up the branch flip-flops.
2
The l's complement of the contents ofM replaces
the contents of A.
The contents of M are un-
changed.
@&1!&~~1Jc:J ~@------------
11-3
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