參數(shù)資料
型號(hào)： μPD780024
廠商： NEC Corp.
英文描述： 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述： 8位單片機(jī)微控制器（8位單片微控制器）
文件頁(yè)數(shù)： 11/64頁(yè)
文件大小： 487K
代理商： ΜPD780024
11
μ
PD780021, 780022, 780023, 780024
Preliminary Data Sheet
3. PIN FUNCTIONS
3.1 Port Pins (1/2)
Pin Name
I/O
Function
After
Reset
Alternate
Function
P00
I/O
Input
INTP0
P01
INTP1
P02
INTP2
P03
INTP3/ADTRG
P10 to P17
Input
Input
ANI0 to ANI7
P20
I/O
Input
SI30
P21
SO30
P22
SCK30
P23
RxD0
P24
TxD0
P25
ASCK0
P30
I/O
Input
—
P31
P32
P33
P34
SI31
P35
SO31
P36
SCK31
P40 to P47
I/O
Input
AD0 to AD7
P50 to P57
I/O
Input
A8 to A15
P64
I/O
Input
RD
P65
WR
P66
WAIT
P67
ASTB
Port 0
4-bit input/output port.
Input/output can be specified bit-wise.
When used as an input port, an on-chip pull-up resistor can be connected by
software.
Port 1
8-bit input only port.
Port 2
6-bit input/output port.
Input/output can be specified bit-wise.
When used as an input port, an on-chip pull-up resistor can be connected by
software.
Port 3
7-bit input/output port.
Input/output can be specified
bit-wise.
N-ch open-drain input/output port.
An on-chip pull-up resistor can be specified
by mask option.
LEDs can be driven directly.
When used as an input port, an on-chip
pull-up resistor can be connected by
software.
Port 4
8-bit input/output port.
Input/output can be specified bit-wise.
When used as an input port, an on-chip pull-up resistor can be connected by
software.
Interrupt request flag (KRIF) is set to 1 by the falling edge detection.
Port 5
8-bit input/output port.
LEDs can be driven directly.
Input/output can be specified bit-wise.
When used as an input port, an on-chip pull-up resistor can be connected by
software.
Port 6
4-bit input/output port.
Input/output can be specified bit-wise.
When used as an input port, an on-chip pull-up resistor can be connected by
software.
相關(guān)PDF資料
PDF描述
μPD780021 8 Bit Single Chip Microcontrollers(8位單片微控制器)
μPD780022 8 Bit Single Chip Microcontrollers(8位單片微控制器)
μPD780023 8 Bit Single Chip Microcontrollers(8位單片微控制器)
μPD780031Y 8 Bit Single Chip Microcontrollers
μPD780032Y 8 Bit Single Chip Microcontrollers
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