RCA 301, Programmer'S Reference Manual

Page: 209 / 235

OF INSTRUCTIONS
(Continued)
1 •
Set
PRI's
Final Register Contents
STA STP
Set
PRI's Repeat Remarks
A Register B Register
Yes The next instruction in
sequence is performed if:
X. N = 0
2. N = 1 and PRZ is set
3. N = 2 and Second
Overflow indicator
is set
4.
N =
4
and Simul­
taneous Mode is
unoccupied
(A)t = (A) i (B)r = (B) i
Yes Maximum value of tally
quantity is 99
/
-
\
>
II
>
(B)
t
= (B),
•
Yes
Operation left to right
PRZ set when content
of N decreases to zero
PRP set when value of
character addressed by
(A) > than that of (B)
PRN set when value of
character addressed by
(A) < than that of (B)
(A)r = HSM address one
to the right of last character
compared in first operand
(B)r = HSM address one to
the right of last character
compared in second operand
Operation left to right
(A)r = HSM address one
to the right of last character
read into HSM
(B) r = (A) i BCT off
(B)
r
= (A
)i
+ 80 BCT on
Operation left to right
(A)r = HSM address one
to the right of last character
read into HSM
(B)
r
= (A) i translate mode
(B) r = (A) i +80 binary
mode
Operation left to right
(S) r = HSM address one
to right of last character
read into HSM
(T)r = (A) i BCT off
(T), = (A), + 80 BCT on
Operation left to right
(S) r = HSM address one
to the right of last character
read into HSM
(T)r =
(A)i
translate mode
(T) r =
(A)i
+80 binary
mode
Operation left to right
(A)r = HSM address one
to right of last character
punched
(B)r = (B)i
•
Operation left to right (A) r = (A), + 80
(B)r = (B)i
C-10