ZiLOG eZ80 User Manual page 341

SBC A, n
Subtract with Carry
Operation
A ← A – n – C
Description
The 8-bit immediate value n and the Carry Flag (C) are subtracted from the contents of the
accumulator, A. The result is written to the accumulator.
Condition Bits Affected
S
Z
H
P/V
N
C
Attributes
Mnemonic Operand
SBC
UM007714-0908
Set if result is negative; reset otherwise.
Set if result is 0; reset otherwise.
Set if borrow from bit 4; reset otherwise.
Set if overflow; reset otherwise.
Set.
Set if borrow; reset otherwise.
ADL Mode Cycle Opcode (hex)
A,n X 2
DE, nn
®
eZ80 CPU
User Manual
332
CPU Instruction Set