Z380 Datasheet, PDF (63/115 Pages) Zilog, Inc. – MICROPROCESSOR

ZILOG
16/32 BIT ARITHMETIC AND LOGICAL GROUP
MICROPROCESSOR
Mnemonic
ADD HL,dd
ADC HL, dd
SBC HL,dd
ADD XY,qq
ADD XY,XY
INC[W] dd
INC[W] XY
DEC[W] dd
DEC[W] XY
ADD SP,nn
Symbolic
Operation
Flags
P/
S Z x Hx VNC
HL ← HL+ dd
• •x ¤x•0¤
HL ← HL+ dd + CY ¤ ¤ x ¤ x V 0 ¤
HL ← HL - dd - CY ¤ ¤ x ¤ x V 1 ¤
XY ← XY + qq
• •x ¤x•0¤
XY ← XY + XY
• •x ¤x•0¤
dd ← dd + 1
XY ← XY + 1
• •x •x•••
• •x •x•••
dd ← dd - 1
XY ← XY - 1
• •x •x•••
• •x •x•••
SP ← SP + nn
• •x ¤x•0¤
SUB SP,nn
SP ← SP - nn
• •x ¤x•1¤
ADDW [HL,]pp HL← HL + pp
¤ ¤ x ¤ x V0¤
Opcode
76 543 210
00 dd1 001
11 101 101
01 dd1 010
11 101 101
01 dd0 010
11 y11 101
00 qq1 001
11 y11 101
00 101 001
00 dd0 011
11 y11 101
00 100 011
00 dd1 011
11 y11 101
00 101 011
11 101 101
10 000 010
← n →
← n →
11 101 101
10 010 010
← n →
← n →
11 101 101
10 (000) 1pp
# of Execute
HEX Bytes Time Notes
1
ED 2
2
X1
2
ED 2
2
2
2
X1
2
X1
29
1
2
X1
2
2
X1
23
1
2
X1
2
2
X1
2B
ED 4
2 X1, I
82
ED 4
92
2 X1, I
ED 2
2
PS010001-0301