Z380 Datasheet, PDF (75/115 Pages) Zilog, Inc. – MICROPROCESSOR

ZILOG
Mnemonic
OUTI
OTIR
OUTD
OTDR
MICROPROCESSOR
Symbolic
Operation
B ¨ B-1
(C) ← (HL)
HL ← HL + 1
B ← B-1
(C) ← (HL)
HL ¨ HL + 1
Repeat until B = 0
B ← B-1
(C) ← (HL)
HL ¨ HL - 1
Repeat until B = 0
B ← B-1
(C) ← (HL)
HL ¨ HL - 1
Repeat until B = 0
Flags
P/
SZ x Hx VNC
•◊x•x•1•
(1)
• 1x• x• 1•
(2)
• 1x• x• 1•
(2)
• 1x• x• 1•
(2)
Opcode
# of Execute
76 543 210 HEX Bytes Time Notes
11 101 101 ED 2 2+r+o N
10 100 011 A3
11 101 101 ED 2 2+r+o
N
10 110 011 B3
11 101 101 ED 2 2+r+o
N
10 111 011 BB
11 101 101 ED 2 2+r+o
N
10 111 011 BB
r
Reg
000
B
001
C
010
D
011
E
100
H
101
L
111
A
Notes:
Instructions in Italic face are Z380 new instructions, instructions with underline are Z180 original instructions.
I: This instruction may be used with DDIR Immediate instructions.
N: In Native mode, this instruction address modulo 65536.
(1): P/V flag is 0 if the result of BC-1 = 0, otherwise P/V = 1/.
(2): P/V flag is 0 only at completion of instruction.
PS010001-0301