Z380 Datasheet, PDF (55/115 Pages) Zilog, Inc. – MICROPROCESSOR

ZILOG
EXCHANGE, BLOCK TRANSFER, BLOCK SEARCH GROUPS
MICROPROCESSOR
Mnemonic
EX AF, AF’
EX DE,HL
EX BC,DE
EX BC,HL
EXX
EX (SP),HL
EX (SP),XY
EX A,r
EX A,(HL)
EX r,r’
EX pp,pp’
Symbolic
Operation
SR(0) ← NOT SR(0)
DE(15-0) ↔ HL(15-0)
BC(15-0) ↔ DE(15-0)
BC(15-0) ↔ HL(15-0)
SR(8) ← NOT SR(8)
H ↔ (SP+1)
L ↔ (SP)
XYU ↔ (SP+1)
XYL ↔ (SP)
A↔r
A ↔ (HL)
r ↔ r’
pp(15-0) ↔ pp’(15-0)
Flags
P/
SZ x Hx VNC
¤¤x¤x¤¤¤
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
••x•x•••
EX XY,XY’ XY(15-0) ↔ XY’(15-0) • • x • x • • •
EX pp,XY
EX IX,IY
EXALL
EXXX
EXXY
SWAP pp
SWAP XY
LDI
LDIR
LDD
pp(15-0) ↔ XY(15-0)
••x•x•••
IX(15-0) ↔ IY(15-0)
••x•x•••
SR(24) ← NOT SR(24)
SR(16) ← NOT SR(16)
SR(8) ← NOT SR(8)
SR(16) ← NOT SR(16)
••x•x•••
••x•x•••
SR(24) ← NOT SR(24) • • x • x • • •
pp(31-16) ↔ pp(15-0) • • x • x • • •
XY(31-16) ↔ XY(15-0) • • x • x • • •
(DE) ← (HL)
DE ← DE+1
HL ← HL+1
BC(15-0) ← BC(15-0)-1
(DE) ← (HL)
DE ← DE+1
HL ← HL+1
BC(15-0) ← BC(15-0)-1
Repeat until BC = 0
(DE) ← (HL)
DE ← DE-1
HL ← HL-1
BC(15-0) ← BC(15-0)-1
• • x 0x V0•
(1)
••x0x00•
(2)
• • x 0x V0•
(1)
Opcode
# of Execute
76 543 210 HEX Bytes Time Notes
00 001 000 08
11 101 011 EB
11 101 101 ED
00 000 101 05
11 101 101 ED
00 001 101 0D
11 011 001 D9
11 100 011 E3
13
13
23
23
13
1 3+r+w
L7
L7
L7
N ,L7
11 y11 101
11 100 011 E3
11 101 101 ED
00 r 111
11 101 101 ED
00 110 111 37
11 001 011 CB
00 110 r
11 101 101 ED
11 001 011 CB
00 110 0pp
11 101 101 ED
11 001 011 CB
00 110 10y
11 101 101 ED
00 ppy 011
11 101 101 ED
00 101 011 2B
11 101 101 ED
11 011 001 D9
2 3+r+w
23
2 3+r+w
23
33
33
23
23
23
N ,L7
L7
L7
L7
L7
11 011 101 DD 2 3
11 011 001 D9
11 111 101 FD 2 3
11 011 001 D9
11 101 101 ED 2 2
00 pp1 110
11 y11 101
22
00 111 110 3E
11 111 101 FD 2 3+r+w
N
10 100 000 A0
11 101 101 ED 2 (3+r+w)n N
10 110 000 B0
11 101 101 ED 2 3+r+w
N
10 101 000 A8
PS010001-0301