參數(shù)資料
型號(hào): UPD750004A
廠(chǎng)商: NEC Corp.
英文描述: 4 BIT SINGLE-CHIP MICROCONTROLLER
中文描述: 4位單片機(jī)
文件頁(yè)數(shù): 38/84頁(yè)
文件大?。?/td> 719K
代理商: UPD750004A
38
μ
PD750004, 750006, 750008, 750004(A), 750006(A), 750008(A)
Table 9-1 Status of the Hardware after a Reset (2/2)
0
0
0
0
Reset (0)
0
0
0, 0, 0
Off
Clear (0)
0
0
Undefined
Generation of a RESET signal
during operation
Clock generator,
clock output cir-
cuit
Interrupt
Digital ports
Processor clock control register (PCC)
System clock control register (SCC)
Clock output mode register (CLOM)
Interrupt request flag (IRQ
×××
)
Interrupt enable flag (IE
×××
)
Priority selection register (IPS)
INT0, INT1, and INT2 mode registers
(IM0, IM1, IM2)
Output buffer
Output latch
I/O mode registers (PMGA, PMGB,
PMGC)
Pull-up resistor specification registers
(POGA, POGB)
Generation of a RESET signal in
a standby mode
Hardware
Sub-oscillator control register (SOS)
0
0
0
0
Reset (0)
0
0
0, 0, 0
Off
Clear (0)
0
0
Held
Bit sequential buffers (BSB0 to BSB3)
相關(guān)PDF資料
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