Zilog Z80380 Manual de usuario Pagina 118

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Z380
USER'S MANUAL
DC-8297-03
ZILOG
LD
LOAD IMMEDIATE (WORD)
LD dst,nn dst = R, RX
Operation: if (LW) then begin
dst(31-0) nn
end
else begin
dst(15-0) nn
end
The word of immediate data is loaded into the destination.
Flags: S: Unaffected
Z: Unaffected
H: Unaffected
V: Unaffected
N: Unaffected
C: Unaffected
Addressing Execute
Mode Syntax Instruction Format Time Note
R: LD R,nn 00rr0001 -n(low)- -n(high) 2 I, L
RX: LD RX,nn 11y11101 00100001 -n(low)- -n(high) 2 I, L
Field Encodings: rr: 00 for BC, 01 for DE, 10 for HL
y: 0 for IX, 1 for IY
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