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23.1.2 Description of "operation" column
A
X
B
C
D
E
H
L
AX
BC
DE
HL
PC
SP
PSW
CY
AC
Z
RBS
IE
NMIS
( )
X
, X
H
L
∧
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∨
∨
addr16
jdisp8
23.1.3 Description of "flag operation" column
(Blank)
0
1
×
R
CHAPTER 23 INSTRUCTION SET
: A register; 8-bit accumulator
: X register
: B register
: C register
: D register
: E register
: H register
: L register
: AX register pair; 16-bit accumulator
: BC register pair
: DE register pair
: HL register pair
: Program counter
: Stack pointer
: Program status word
: Carry flag
: Auxiliary carry flag
: Zero flag
: Register bank select flag
: Interrupt request enable flag
: Non-maskable interrupt servicing flag
: Memory contents indicated by address or register contents in parentheses
: Higher 8 bits and lower 8 bits of 16-bit register
: Logical product (AND)
: Logical sum (OR)
: Exclusive logical sum (exclusive OR)
: Inverted data
: 16-bit immediate data or label
: Signed 8-bit data (displacement value)
: Unchanged
: Cleared to 0
: Set to 1
: Set/cleared according to the result
: Previously saved value is restored
505
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