參數(shù)資料
型號(hào): μPD78P048A
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): 14/72頁
文件大小: 387K
代理商: ΜPD78P048A
m
PD78P048A
14
(2) Non-port pins (1/2)
Pin Name
Input/Output
Function
On Reset
Dual-Function Pin
INTP0
Input
Specifiable valid edges (rising edge, falling edge,
and both rising and falling edges).
External interrupt request input
Input
P00/TI0
INTP1
P01
INTP2
P02
INTP3
Falling edge detection external interrupt request input
Input
P03/CI0
SI0
Input
Serial data input of the serial interface
Input
P25/SB0
SI1
P20
SO0
Output
Serial data output of the serial interface
Input
P26/SB1
SO1
P21
SB0
Input/output
Serial data input/output of the serial interface
Input
P25/SI0
SB1
P26/SO0
SCK0
Input/output
Serial clock input/output of the serial interface
Input
P27
SCK1
P22
STB
Output
Serial interface automatic transmit/receive strobe output
Input
P23
BUSY
Input
Serial interface automatic transmit/receive busy input
Input
P24
TI0
Input
External count clock input to 16-bit timer (TM0)
Input
P00/INTP0
TI1
External count clock input to 8-bit timer (TM1)
P33
TI2
External count clock input to 8-bit timer (TM2)
P34
TO0
Output
16-bit timer (TM0) output (shared with 14-bit PWM output)
Iutput
P30
TO1
8-bit timer (TM1) output
P31
TO2
8-bit timer (TM2) output
P32
CI0
Input
Clock input of the 6-bit up/down counter
Input
P03/INTP3
PCL
Output
Clock output (for main system clock, subsystem
clock trimming)
Input
P35
BUZ
Output
Buzzer output
Input
P36
FIP0, FIP1
Output
FIP controller/driver digit output high-voltage high-
current output
Output
P80, P81
FIP2 to FIP9
P90 to P97
FIP10 to FIP15
Output
FIP controller/driver digit/segment output high-
voltage high-current output
Output
P100 to P105
FIP16, FIP17
Output
FIP controller/driver segment output high-voltage
output
Output
P106, P107
FIP18 to FIP25
Input
P110 to P117
FIP26 to FIP33
P120 to P127
V
LOAD
FIP controller/driver pull-down resistor connection
ANI0 to ANI7
Input
A/D converter analog input
Input
P10 to P17
AV
REF
Input
A/D converter reference voltage input
AV
SS
A/D converter ground potential. Connected to V
SS
AV
DD
A/D converter analog power supply. Connected to V
DD
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