參數(shù)資料
型號: UPD70433R-12
廠商: NEC Corp.
元件分類: 16位微控制器
英文描述: V55PITM 16-BIT MICROPROCESSOR
中文描述: V55PITM 16位微處理器
文件頁數(shù): 12/166頁
文件大?。?/td> 772K
代理商: UPD70433R-12
12
μ
PD70433
(2)
Other pins
Input/
Output
Alternate
Function
GND
GND potential
V
DD
Positive power supply
–––
AV
SS
A/D converter GND potential
AV
DD
A/D converter analog power supply
AV
REF
A/D converter reference voltage input
–––
RESET
Input
System reset signal input
X1
Connection pins of crystal resonator/ceramic resonator for
system clock generation. In case of external clock supply, input
to X1 and leave X2 open.
X2
–––
CLKOUT
Internal system clock output
Output
WDTOUT
Watchdog timer overflow signal output
NMI
Non-maskable interrupt request input
*1
P10
INTP0
P11
INTP1
P12
INTP2
P13
Input
External interrupt request input
*2
INTP3
P14/TI
INTP4
P15
INTP5
P16
TI
External event clock input
P14/INTP3
PWM
PWM output
P20
TO00, TO01, TO20,
TO21, TO30
T
X
D0
UART transmission data output
P30/SB0/SO0
R
X
D0
Input
UART reception data input
P31/SB1/SI0
T
X
C
Output
UART transmission clock output
P32/SCK0
CTS0
P33
Input
UART transmission enable signal input
CTS1
P36/SCK1
SB0
P30/T
X
D0/SO0
Input/output
SBI transmission/reception data input/output
SB1
P31/R
X
D0/SI0
Pin Name
Function
Output
Timer unit output
P21 to P25
*
1.
Because NMI interrupt is unmaskable, NMI interrupt is always initiated by detecting a valid edge (when reading from
port 1, the pin level is read).
By masking or disabling (IE = 0) these interrupts, these pins can be used as general–purpose input/output ports,
respectively.
2.
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