參數(shù)資料
型號(hào)： μPD70P083
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）
文件頁數(shù)： 15/56頁
文件大?。?/td> 390K
代理商： ΜPD70P083
15
m
PD78P083
(2)
Non-port pins
Pin Name
Input/Output
Function
After Reset
Alternate Function
INTP1
Input
External interrupt input by which the active edge (rising edge,
Input
P01
INTP2
falling edge, or both rising and falling edges) can be specified.
P02
INTP3
P03
SI2
Input
Serial interface serial data input.
Input
P70/RxD
SO2
Output
Serial interface serial data output.
Input
P71/TxD
SCK2
Input/Output
Serial interface serial clock input/output.
Input
P72/ASCK
RxD
Input
Asynchronous serial interface serial data input.
Input
P70/SI2
TxD
Output
Asynchronous serial interface serial data output.
Input
P71/SO2
ASCK
Input
Asynchronous serial interface serial clock input.
Input
P72/SCK2
TI5
Input
External count clock input to 8-bit timer (TM5).
Input
P100/TO5
TI6
External count clock input to 8-bit timer (TM6).
P101/TO6
TO5
Output
8-bit timer output.
Input
P100/TI5
TO6
P101/TI6
PCL
Output
Clock output. (for main system clock trimming)
Input
P35
BUZ
Output
Buzzer output.
Input
P36
ANI0-ANI7
Input
A/D converter analog input.
Input
P10-P17
AV
REF
Input
A/D converter reference voltage input.
–
–
AV
DD
–
A/D converter analog power supply. Connected to V
DD
.
–
–
AV
SS
–
A/D converter ground potential. Connected to V
SS
.
–
–
RESET
Input
System reset input.
–
–
X1
Input
Main system clock oscillation crystal connection.
–
–
X2
–
–
–
V
DD
–
Positive power supply.
–
–
V
PP
–
High-voltage applied during program write/verification.
–
–
Connected directly to V
SS
in normal operating mode.
V
SS
–
Ground potential.
–
–
NC
–
Does not internally connected. Connect to V
SS
.
–
–
(It can be left open)
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