參數(shù)資料
型號(hào)： UPD780232
廠商： NEC Corp.
元件分類： 8位微控制器
英文描述： 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述： 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁(yè)數(shù)： 9/52頁(yè)
文件大?。?/td> 345K
代理商： UPD780232
9
μ
PD780232
Data Sheet U13415EJ2V0DS
3. PIN FUNCTIONS
3.1 Port Pins
Pin Name
I/O
Function
After
Reset
Alternate
Function
P00
I/O
Port 0.
3-bit I/O port.
Input/output can be specified in 1-bit units.
When used as an input port, an on-chip pull-up resistor can be specified
by software.
Input
INTP0
P01
INTP1
P02
TI
P20
I/O
Port 2.
8-bit I/O port.
Input/output can be specified in 1-bit units.
When used as an input port, an on-chip pull-up resistor can be specified
by software.
Input
SCK3
P21
SO3
P22, P23
—
P24
BUSY
P25
SO1
P26
SI1
P27
SCK1
P30 to P37
Output
Port 3.
P-ch open-drain 8-bit high-tolerance output port.
A pull-down resistor can be incorporated in 1-bit units to V
LOAD
by mask
option.
Output
FIP24 to FIP31
P40 to P47
Output
Port 4.
P-ch open-drain 8-bit high-tolerance output port.
A pull-down resistor can be incorporated in 1-bit units to V
LOAD
by mask
option.
Output
FIP32 to FIP39
P50 to P57
I/O
Port 5.
P-ch open-drain 8-bit high-tolerance I/O port.
Input/output can be specified in 1-bit units.
A pull-down resistor can be incorporated in 1-bit units by mask option
(Connection to V
LOAD
or V
SS0
can be specified in 1-bit units).
Input
FIP40 to FIP47
P60 to P64
I/O
Port 6.
P-ch open-drain 5-bit high-tolerance I/O port.
Input/output can be specified in 1-bit units.
A pull-down resistor can be incorporated in 1-bit units by mask option
(Connection to V
LOAD
or V
SS0
can be specified in 1-bit units).
Input
FIP48 to FIP52
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