HP HP-35 - Page 18

S ECTION 1
T
D
,
z
1:1
Y
IY-I-X l
y-X ~ ~
Y
13
X
Y><X yl x
X
1:1
Le t us look at Ihe conlent$ 01 the st ack as we do (3 x 4 ) -I-
(5 x 6). The keys used are shCMfi above the circl ed steps
CD through ®. Oi r eetly above the keys yo u see Ihe
in for mation '" the X, Y, Z and T registers after the key
str
oke.
(3 " 4) -1- (5 x 6)
T
Z
"
Y
3 3
"
5
X
3.
3.
,
".
5. 5.
K EY
I1l D
0 13
lID
D
!>TE P
<D
@ @@
® ®
STEP CD 3 in di splay IX Re gi ster)
STEP ® 3 d uplicat ed into Y Register
STE P
@ 4 in d is pl ay
STEP @) Product (1 2) f ormed in Y,
then drops , nto X.
"
5
"
6.
30.
".
@l 13
D
0® @
STEP ® AUl omatic ~ pushes 12 in to Y, dis-
dIsplay shows
5.
STEP ® ~ pushes y inl0 Z, X inlO Y,
and leaves x unchanged,
STEP
CV 6," di splay
S TEP ® Pr oduci (30) formed in Y, then Z and
y drop to Y and X
STEP
® Sum (4 21 formed in Y then d rops into X.
7