Sharp PC-1500 - Page 64

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8-b it CP U com ma nd list (5)
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SY MB O LI C OPERA TI ON
ST A TUS MAC H INE LANG UAGE
M
NEMON IC
f-
___,
B YH CYCl E
CO MM ENT
CI/HZ IE
1 6 5< 32 1 0
J MP 1} -" P
-----
I 0 I I I 0 I 0 3 12
. t; = Q '. +;
8 .CH s = O '.
P ·t ,- p
1 00 s 1 I I 0 2 8
s = I: - i
s = t:
P- ;- P
9
( Inc ludes one more
BCS
If C =I. P± 1 •P I OOsOOl l
2
3:' 10' 11
cycle)
1 /C - o. co1 1 11noo
B CR 1 /C = O,P .t. 1-•P 1 0 0 .• 0 001
2
8 '1 0.111
83 S2 81 Co11d1 bon
00 0 rte : non c• 1ry
1JC - I , (;() nl m l)E!
0 0 1 C: Cllfl)'
BVS 1.'V= l. P± r- P 1 0 Os 1 1 I I
2
8 1 0.111
0 1 0 Kit : non lw ul
0 I 1
H:
"' "
1/ V= O. con 1m oo
1 00 rtl, : non r ero
BVR 1f V- O. P± t-P 1 -0 0 . 1 1 0 1
2
8 1 0. ll
I 0 I NV . l ttO
1/ V= 1. con1 1nve
I I 0
H'o' : non twe1 ll(y,..
I I 1 v over now
B< HS 1/ H= l. P± i-P
I 0 Os 0 1 I I 2
8 1 0111
1/ H- O.eo nhnve
-
B·HR
1/ H- O. P± 1
.p
1 0 0 .• 0 10 1
2
i/ l a..-11
if H -1. CO, "'ll i1 )UC
BZS
1fZ = l, P± 1- P I 0 0 s 1 0 I 1
2
a. 1 0.111
if Z = O, co nrm vc
BZ R
if Z -0. P ± i-P 10 0 . 1 001 2
8.
1
1 0.·11
if Z = 1 . con1mue
LOP Ul. i UL- I - UL
1 0 0 0 1
000 2 8/ 11
if Bo rr ow= O. P- i- •?
if Sor ro w- 1. tonl i nue
Call
S.JP P, - cs 1. P. - cs -11 . -----
10 1 1 1 1 1 0 3 19
• Vector addr es s (Q)
S- 2-• S, ij -d>
---0-
YEJ : FF -+ q..
VEJ
p,
-C SJ.P H- ( S- 1)
I 1 -
'
- o
1 17
11 ; 0-<a
S- 2-S ) q) -P •J q+ 1) - P,
vMJ:
rr -q,.
vc s
if C= l,( qJ- P ,. - <S -1)
I 1 0 0 0 0 1 1
2
8121
e(C.
i-Qt
(q + 11-P , -< s >. s - 2- s
VCR
if C= O.
•
1 1 0 0 000 1
2
8/21
VHS if H- 1,
.
1 I 0 0 0 1 1 1
2
8/ 21
.
-
VHR
if H= O.
•
1 1 0 0 0 10 1
2
S /2 1
vzs
ifZ = l,
•
1 I 0 0 1 0 1 1
2
8/21
V
ZR
if Z=O.
•
1 1 0 0 1 0 0 1
2
8/21
VVS if V= I,
•
I 1 0 0 1 1 1 1
2
8/21
VM J
(ql - P· -<S - 1>. s - 2-s 1 I 0 0 1 10 1
2 20
(q i 11 - •P< - (Sl
R et u rn
RTN CS I l)- P H, (S <2 )- PL,
- --- - 1 0 0 1 1 0 1 0 I 11
s + 2 - s
RTI (S +I) -P H,(S +2) 4 PL
00000
100 01 0 1 0 I
lf;
(S+ 3 J- T,S+ 3•·S
NO TE: P in a bove list indicates a succeeding byt e. F or a command accompanying lhe immediale value. ii
indi ca t es the byte that fo llo ws to the immediate va lue.
59
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