Sharp PC-1500 - Page 39

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@ LIN (Load and INcrement)
The contcms of the external memory (R register) arc transferred to the accumulator.
then
~I" is added to the R rcgis1cr.
Only
the flag Z changes.
• Forma t
LI Rrcg
(EX) LIN Urcg
Contenls _
0 0
1
1
of 0055H - "---
@ LOI (LoaD Immediate)
•O peration
(Rreg) - A
Rreg + I - Rr eg
Flag Z
I: when (R reg) OOH
0: when (Rrcg) 1 OOH
1 0 1 Oj
A- I 0 0 I
Execute
Ureg= 0055H --+ Ureg 0056H
z 0
1 o 1 a I
The immediate da1a is loaded in 1he accumul awr. RL register. 10 I register. or stack
pointer
S.
The flag Z changes when tr.insfcr is done to the accumulator and no flag change occurs
in
othe rwise case.
Two bytes of the immediate value arc transferred in the case of the stack poi nt er.
• Forma t
Q) LOI A.i
Q) I. DI RL.i
LD IRH.i
@ LD I S.i. j
( EX ) LDI XH,SAH
I mmedia te = ~
1
0
----
v alue .
1
O
1
• Opera t ion
i - A
Fl ag Z
I: when i = 00 11
0: when i *OO H
i - RL
i - RH
(No flag change s)
i - SH
; - SL
(No flag changes)
E
xe cute
1 0 ~-> XH I 0 1 0 I
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I 0 1 ~