參數(shù)資料
型號: mPD789326
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
文件頁數(shù): 11/96頁
文件大小: 482K
代理商: MPD789326
Preliminary Product Information U14673EJ1V0PM00
11
μ
PD789322,789324,789326,789327
3.2
Non-Port Pins
Pin Name
I/O
Function
After Reset
Alternate Function
INT
Input
External interrupt input for which the valid edge (rising edge,
falling edge, or both rising and falling edges) can be specified.
Input
P61
KR00 to KR03
Input
Key return signal detection
Input
P40 to P43
TO40
Output
8-bit timer 40 output
Input
P60
SCK10
I/O
Serial clock input/output of serial interface 10
Input
P20
SI10
Input
Serial data input of serial interface 10
Input
P22
SO10
Output
Serial data output of serial interface 10
Input
P21
S0 to S16
S17 to S22
P85 to P80
S23
Output
LCD controller/driver segment signal outputs
Low-level
output
COM0 to COM3
Output
LCD controller/driver common signal outputs
Low-level
output
V
LC0
LCD drive voltage
X1
Input
X2
Connecting crystal resonator for main system clock oscillation
XT1
Input
XT2
Connecting crystal resonator for subsystem clock oscillation
RESET
Input
System reset input
Input
V
DD
Positive power supply
V
SS
Ground potential
IC0
Internally connected. Connect to V
SS
directly.
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