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NJU3502 PDF даташит

Спецификация NJU3502 изготовлена ​​​​«New Japan Radio» и имеет функцию, называемую «4-BIT SINGLE CHIP MICRO CONTROLLER».

Детали детали

Номер произв NJU3502
Описание 4-BIT SINGLE CHIP MICRO CONTROLLER
Производители New Japan Radio
логотип New Japan Radio логотип 

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NJU3502 Даташит, Описание, Даташиты









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NJU3502 Даташит, Описание, Даташиты
NJU3502
# TERMINAL DESCRIPTION 1
No. SYMBOL INPUT/OUTPUT
FUNCTION
22
PC0
INPUT/OUTPUT 4-bit Input / Output PORTC.
23 PC1 INPUT/OUTPUT Selects a terminal circuit for each port from follows by the
1 PC2 INPUT/OUTPUT mask option.
2
PC3
INPUT/OUTPUT xC-MOS Input Terminal with Pull-up Resistance(IA)
xC-MOS Input Terminal(IC)
xC-MOS Output Terminal(OB)
3
PD0
INPUT/OUTPUT 2-bit Input / Output PORTD.
4 PD1 INPUT/OUTPUT Selects a terminal circuit for each port from follows by the
mask option.
xC-MOS Schmitt Trigger Input Terminal with
Pull-up Resistance(IB)
xC-MOS Schmitt Trigger Input Terminal(ID)
xC-MOS Output Terminal(OB)
When the ports are selected as the input terminal, PD0
operates also as RESTART signal input terminal to return
from STANDBY mode, and PD1 operates also as the Edge
Detector Terminal.
5 PA0 INPUT/OUTPUT 4-bit Input / Output PORTA.
6 PA1 INPUT/OUTPUT Selects a terminal circuit for each port from follows by the
7 PA2 INPUT/OUTPUT mask option.
8 PA3 INPUT/OUTPUT xC-MOS Input Terminal with Pull-up Resistance(IA)
xC-MOS Input Terminal(IC)
xC-MOS Output Terminal(OB)
9 TEST
INPUT
Maker Testing Terminal with Pull-down Resistance
The terminal is recommended to connect to GND.
10 OSC1
11 OSC2
INPUT
OUTPUT
Internal Oscillator Terminals.
Connects a device selected from the ceramic or the crystal
resonator, or the resistor, to these terminals for the internal
oscillator.
In the external clock operation, OSC1 is the external clock
input terminal and OSC2 is normally open terminal.
12 VSS
13 RESET
INPUT
Power Source (0V)
RESET Terminal.
When the low level input-signal, the system is initialized.
14 EXTI / PE0
INPUT
1-bit Input PORTE.
Selects a function of either 1) or 2) for PORTE by the mask
option.
1) External Interrupt Input Terminal with Pull-up Resistance.
:EXTI
2) 1-bit Input Terminals as PORTE
Selects a terminal circuit for each port from follows by the
mask option.
xC-MOS Schmitt Trigger Input Terminal with
Pull-up Resistance(IB)
xC-MOS Schmitt Trigger Input Terminal(ID)
Note ) INPUT/OUTPUT : Input or Output is selected by the mask option.
INOUT
: Input or Output is changed by the program.










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