參數(shù)資料
型號: UPD754302GS
廠商: NEC Corp.
元件分類: 4位微控制器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4位單片機的小型通用紅外遙控器
文件頁數(shù): 10/74頁
文件大小: 316K
代理商: UPD754302GS
μ
PD754302, 754304, 754302(A), 754304(A)
10
3.2 Non-port Pins
Pin Name
Input/Output
Alternate
Function
Function
After Reset
I/O Circuit
TYPE
Note
TI0/TI1
Input
P13
Inputs external event pulses to the timer/event
counter.
Input
B -C
PTO0
Output
P20
Timer/event counter output
Input
E-B
PTO1
P21
PCL
P22
Clock output
SCK
Input/Output
P01
Serial clock input/output
Input
F -A
SO/SB0
P02
Serial data output
Serial data bus input/output
F -B
SI
Input
P03
Serial data input
B -C
INT4
Input
P00
Edge detection vectored interrupt input (both
rising edge and falling edge detection)
Input
B
INT0
Input
P10
Input
B -C
INT1
P11
INT2
Input
P12
Input
B -C
KR0-KR3
Input
P60-P63
Testable input (falling edge detection)
Input
F -A
KR4-KR7
P70-P73
X1
Input
Crystal/ceramic connection pin for the system
clock oscillator. When inputting the external
clock, input the external clock to pin X1, and
the inverted phase of the external clock to
pin X2.
X2
RESET
Input
System reset input (low-level active)
B
IC
Internally connected. Connect directly to V
DD
.
V
DD
Positive power supply
V
SS
Ground potential
Note
Circled characters indicate the Schmitt-trigger input.
Edge detection vectored
interrupt input (detection
edge can be selected).
INT0/P10 can select a
noise elimination circuit.
Asynchronous with
noise elimination
circuit can be selected
Asynchronous
Edge detection testable
input
(rising edge detection)
Asynchronous
相關(guān)PDF資料
PDF描述
UPD754302GS(A)-XXX 4-Bit Microcontroller
UPD754302GS-XXX 4-Bit Microcontroller
UPD754304GS(A)-XXX 4-Bit Microcontroller
UPD754304GS-XXX 4-Bit Microcontroller
UPD754304GS 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
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