Ld[w] load register (word) – Zilog Z80380 User Manual
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Z380
™
U
SER
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S
M
ANUAL
DC-8297-03
Z
ILOG
LD[W]
LOAD REGISTER (WORD)
Load from Register
Addressing
Execute
Mode
Syntax
Instruction Format
Time
Note
RX:
LD RX,R
11y11101 00rr0111
2
L
LD IX,IY
11011101 00100111
2
L
LD IY,IX
11111101 00100111
2
L
IR:
LD (IR),RR
11111101 00rr11ri
3+w
L
LD (IR),RX
11y11101 00ri0001
3+w
L
DA:
LD (nn),HL
00100010 -n(low)- -n(high)
4+w
I, L
LD (nn),R
11101101 01ra0011 -n(low)- -n(high)
4+w
I, L
LD (nn),RX
11y11101 00100010 -n(low)- -n(high)
4+w
I, L
X:
LD (XY+d),R
11y11101 11001011 ——d— 00rr1011
5+w
I, L
LD (IY+d),IX
11111101 11001011 ——d— 00101011
5+w
I, L
LD (IX+d),IY
11011101 11001011 ——d— 00101011
5+w
I, L
SR:
LD (SP+d),R
11011101 11001011 ——d— 00rr1001
5+w
I, L
LD (SP+d),XY
11y11101 11001011 ——d— 00101001
5+w
I, L
Field Encodings:
rs: 01 for DE, 10 for BC, 11 for HL
rd: 00 for BC, 01 for DE, 11 for HL
y:
0 for IX, 1 for IY
rr: 00 for BC, 01 for DE, 11 for HL
ri:
00 for BC, 01 for DE, 11 for HL
ra: 00 for BC, 01 for DE, 10 for HL