And s – Zilog Z08470 User Manual
Page 167
UM008007-0715
Z80 Instruction Description
Z80 CPU
User Manual
155
AND s
Operation
A ← A ˄ s
Op Code
AND
Operand
s
The s operand is any of r, n, (HL), (IX+d), or (lY+d), as defined for the analogous ADD
instructions. These possible op code/operand combinations are assembled as follows in
the object code:
1
0
0
1
0
r*
1
1
0
1
0
1
1
0
E6
1
0
0
1
0
1
1
0
A6
1
1
1
0
1
1
0
1
DD
1
0
0
1
0
1
1
0
A6
1
1
1
0
1
1
1
1
FD
1
0
0
1
0
1
1
0
A6
AND r*
AND n
AND (HL)
AND (IX+d)
AND (IY+d)
n
n
d
d