Computer Science Now

8080 Load Instructions

Syntax:LXIB
Description:Load Immediate register pair BC
Code:01
Format:Embedded
Action:HL = Imm
Flags:SZAPC
UUUUU

Syntax:LDAXB
Description:
Code:0A
Format:Embedded
Action:A = (BC)
Flags:SZAPC
UUUUU

Syntax:MVIB,Imm
Description:Move Immediate register C
Code:0E
Format:Embedded
Action:C = Imm
Flags:SZAPC
UUUUU

Syntax:LXID
Description:Load Immediate register pair DE
Code:11
Format:Embedded
Action:HL = Imm
Flags:SZAPC
UUUUU

Syntax:MVID,Imm
Description:Move Immediate register D
Code:16
Format:Embedded
Action:D = Imm
Flags:SZAPC
UUUUU

Syntax:LDAXD
Description:
Code:1A
Format:Embedded
Action:A = (DE)
Flags:SZAPC
UUUUU

Syntax:MVIE,Imm
Description:Move Immediate register E
Code:1E
Format:Embedded
Action:E = Imm
Flags:SZAPC
UUUUU

Syntax:LXIH
Description:Load Immediate register pair HL
Code:21
Format:Embedded
Action:HL = Imm
Flags:SZAPC
UUUUU

Syntax:MVIH,Imm
Description:Move Immediate register H
Code:26
Format:Embedded
Action:H = Imm
Flags:SZAPC
UUUUU

Syntax:LHLDAddr
Description:
Code:2A
Format:Direct
Action:L = (Addr)
H = (Addr + 1)
Flags:SZAPC
UUUU

Syntax:MVIL,Imm
Description:Move Immediate register L
Code:2E
Format:Embedded
Action:L = Imm
Flags:SZAPC
UUUUU

Syntax:LXISP
Description:Load Immediate register SP
Code:31
Format:Embedded
Action:HL = Imm
Flags:SZAPC
UUUUU

Syntax:LDAAddr
Description:Load Direct
Code:3A
Format:
Action:A = (Addr)
Flags:SZAPC
UUUUU

Syntax:MVIB,Imm
Description:Move Immediate register B
Code:06
Format:Embedded
Action:B = Imm
Flags:SZAPC
UUUUU

Syntax:MVIM,Imm
Description:Move Immediate register A
Code:3E
Format:Embedded
Action:A = Imm
Flags:SZAPC
UUUUU

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copyright 2000-2005, j.h.young, revised 3/9/05