µPD75304B,75306B,75308B
(2) Operation description legend
A
: A register; 4-bit accumulator
B
: B register;
C
: C register;
D
: D register;
E
: E register;
H
: H register;
L
: L register;
X
: X register; 4-bit accumulator
: Register pair (XA); 8-bit accumulator
: Register pair (BC)
XA
BC
DE
HL
PC
SP
CY
PSW
MBE
PORTn
IME
IE×××
MBS
PCC
•
: Register pair (DE)
: Register pair (HL)
: Program counter
: Stack pointer
: Carry flag; bit accumulator
: Program status word
: Memory bank enable flag
: Portn (n = 0 to 7)
: Interrupt master enable flag
: Interrupt enable flag
: Memory bank selection register
: Processor clock control register
: Address, bit delimiter
: Contents addressed by ××
: Hexadecimal data
(××)
××H
38
NEC [ NEC ]
