參數(shù)資料
型號(hào): μPD78070A
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): 14/74頁
文件大?。?/td> 481K
代理商: ΜPD78070A
m
PD78070A
14
Pin Name
Input/Output
Function
After Reset
Alternate Function
BUZ
Output
Buzzer output.
Input
P36
RTP0-RTP7
Output
Real-time output port by which data is output in
Input
P120-P127
synchronization with a trigger.
AD0-AD7
Input/Output
Data bus for external memory.
Input
A0-A15
Output
Address bus for external memory.
Input
RD
Output
External memory read operation strobe signal output.
Input
WR
External memory write operation strobe signal output.
WAIT
Input
Wait insertion at external memory access.
Input
P66
ANI0-ANI7
Input
A/D converter analog input.
Input
P10-P17
ANO0, ANO1
Output
D/A converter analog output.
Input
P130, P131
AV
REF0
Input
A/D converter reference voltage input.
AV
REF1
Input
D/A 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
XT1
Input
Subsystem clock oscillation crystal connection.
Input
P07
XT2
V
DD
Positive power supply.
V
SS
Ground potential.
IC
Internal connection. Connected directly to V
SS
.
3.2
Non-port Pins (2/2)
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