參數(shù)資料
型號: UPD75312BGK
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機
文件頁數(shù): 36/77頁
文件大小: 587K
代理商: UPD75312BGK
36
μ
PD75312B, 75316B
(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;
XA
: Register pair (XA); 8-bit accumulator
BC
: Register pair (BC)
DE
: Register pair (DE)
HL
: Register pair (HL)
PC
: Program counter
SP
: Stack pointer
CY
: Carry flag; bit accumulator
PSW
: Program status word
MBE
: Memory bank enable flag
PORTn
: Portn (n = 0 to 7)
IME
: Interrupt master enable flag
IE
×××
: Interrupt enable flag
MBS
: Memory bank selection register
PCC
: Processor clock control register
.
: Address, bit delimiter
(
××
)
: Contents addressed by
××
××
H
: Hexadecimal data
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