Sharp Carousel II R-3A54 Посібник з експлуатації - Сторінка 19
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Також для Sharp Carousel II R-3A54: Посібник з експлуатації (27 сторінок)
Друкувати сторінкуR-3A54
R-3E54
PIN NO.
1 11
1 SIGNAL
/
RI2
I I/O
j OUT
Seqment
data siqnal.
Signal similar to Dl 1.
Kev strobe
siqnal.
Signal
applied
to touch-key
section.
A pulse signal
is input
to R23, R3o -
R32 terminal
while
one of G7 line keys on key matrix is touched.
PIN NO.
12
Seqment
data siqnal.
Signal similar to Dl 1.
SIGNAL
RI3
I I/O
1 OUT
Kev strobe
siqnal.
Signal
applied
to touch-key
section.
A pulse signal
is input
to R23, R3o -
R32 terminal
while
one of G8 line keys on key matrix is touched.
PIN NO.
/ 13-15
1 SIGNAL
1 R20- R22
I I/O
j OUT
Seqment
data siqnal.
Signal similar to Dll.
(RD939A2U)
PIN NO.
1 16
1 SIGNAL
1 R23
I
l/O
/ IN
Signal
cominq
from
touch
kev.
When either one of G9 line keys on key matrix is touched,
a corresponding
signal out of ROo -
ROs, RI o -
RI 3
will be input into R23.
When no key is touched,
the signal is held at "L" level.
1 SIGNAL
/ R30
I I/O
/ IN
PIN NO.
j 17
Siqnal
cominq
from
touch
kev.
When either one of GIO line keys on key matrix is touched,
a corresponding
signal will be input into R30.
PIN NO.
1 18
1 SIGNAL
1
R31
1
I/O
1 IN
Siqnal
cominq
from
touch
kev.
When either one of Gll
line keys on key matrix is touched,
a corresponding
signal will be input
into R31.
1 SIGNAL
1 R32
I I/O 1
IN
PIN NO.
1 19
Siqnal
cominq
from
touch
kev.
When either one of G12 line keys on key matrix is touched,
a corresponding
signal will be input
into R32
PIN NO.
/ 20
1 SIGNAL
1 INT 1
I I/O
IN
Siqnal
svnchronized
with
commercial
source
frequencv(50Hz).
This is the basic timing
for time processing
of LSI.
PIN NO.
1 21
1 SIGNAL
1 GND
Power
source
voltaqe:
-5V
VC voltage of power source circuit
input.
I I/O 1
IN
PIN NO.
/ 22
Connected
to GND.
1 SIGNAL
/ AVCC
I I/O
/ IN
PIN NO.
1 23,24
Connected
to VC.
1 SIGNAL
1 ANO,ANl
I I/O
1 IN
PIN NO.
1 25
Terminal
not used.
1 SIGNAL
1 AN2
I I/O
IN
1 SIGNAL
/ AN3
I I/O
IN
PIN NO.
/ 26
Input
siqnal
which
communicates
the door open/close
information
to LSI.
Door closed; "H" level signal.
Door opened;
"L" level signal.
19