LODS - Load Instruction

The LODS instruction is used to load data from SI in to the address at DI. This instruction is typically used with a CX counter and either REP or LOOP to repeat the task mutltiple times.

This command has 1 part the Instruction.

Unlike MOVSB and MOVSW it can only be used to move data in the same sement.

The SI register is incremented with each call

Assembly
Sample Description 16 bit Machine
Code

LODS AL ; 8 bit version to load 1 BYTE in to AL AC

LODS AX ; 16 bit version to load 1 WORD in to AX AD

LODSB ; 8 bit version to load 1 BYTE from SI in to AL AC

LODSW ; 16 bit version to load 1 WORD from SI in to AX AD

Assembly Sample	Description	16 bit Machine Code
LODS AL	; 8 bit version to load 1 BYTE in to AL	AC
LODS AX	; 16 bit version to load 1 WORD in to AX	AD
LODSB	; 8 bit version to load 1 BYTE from SI in to AL	AC
LODSW	; 16 bit version to load 1 WORD from SI in to AX	AD