SLL/SL1

An "undocumented" instruction. Functions like sla, except a 1 is inserted into the low bit.

Syntax

sla op8

Allowed Instructions

SLA A
SLA B
SLA C
SLA D
SLA E
SLA H
SLA L
SLA (HL)
SLA (IX+n)
SLA (IY+n)

Effects

S and Z by definition, H and N reset, C from bit 7, P/V set if result is even.

Uses

T-States

r denotes 8-bit register. IX and IY values assumed from sla. Needs confirmation.

r	8
(hl)	15
(ix+X)	23?
(iy+X)	23?

See Also

RL,RLA,RLC,RLCA,RLD,RR,RRA,RRC,RRCA,RRD,SLA,SRA,SRL