RCA 301, Programmer'S Reference Manual, Page: 207 / 235

OF INSTRUCTIONS
(Continued)
w
STA
STP
Set
PRI's Repeat
Remarks
Final Register Contents
w
STA
STP
Set
PRI's Repeat
Remarks
A Register
B Register
(A)r = (A)i
(B)t = (B) i
Yes
>
N-
X
II
>
•s—
'
(B)r = (B) i
Yes
>
S-
X
II
>
(B), = (B),
(A)r = (A)i
(B)r = (B)
i
Controls the Read Error
Sense Enhancement
Program Control Switch
for
381
Tape Stations
(A)r = (A), (B), = (B),
Yes
(A), = (A),
(B)r = (B)
i
Yes Yes
Operation right to left.
PRN is set if the result is
all zeros, otherwise PRP
is set
(A)r = HSM address one
to the left of MSD in result
(B ) r = HSM address one to
the left of MSD in second
operand
Yes Operation right to left
(A)r = HSM address one
to the left of MSD in result
(B ) r = HSM address one to
the left of MSD in second
operand
•
Yes
(Store
A only)
(A) r — (A) i - 2, if B, P.
S, or U are stored. (A) t =
(A) r of previous instruc­
tion if A is stored
(A) r = (A)
i
if N equals
zero
(B
) r =
(B),, if P,
S ,
or
U
are stored. (B
)r
=(B)
f
of
previous instruction if A or
B Register is stored
(B )r = (B) i if N equals
zero
C-8