Sharp R-3A55 - Page 21

37
R12
I
40
R21
41
R22
I
42
R23
I/O
Description
OUT
Seqment data siqnal.
Signal similar to D8.
Kev strobe siqnal.
Signal applied to touch-key section. A pulse signal is input to ROo-ROs terminal while
one of G6 line keys on key matrix is touched.
OUT
Seqment data sianal.
Signal similar to 08.
Kev strobe siqnal.
Signal applied to touch-key section. A pulse signal is input to ROo-ROs terminal while
one of G5 line keys on key matrix is touched.
OUT
Seament data siqnal.
Signal similar to D8.
Key strobe siqnal.
Signal applied to touch-key section. A pulse signal is input to ROo-ROs terminal whiie
one of G4 line keys on key matrix is touched.
OUT
Seqment data siqnal.
Signal similar to 08.
Kev strobe siqnal.
Signal applied to touch-key section. A pulse signa
one of G3 line keys on key matrix is touched.
I
is input to ROo-ROs terminai whiie
-
OUT
Seament data siqnal.
Signal similar to 08.
Kev strobe siqnal.
Signal applied to touch-key section. A pulse signal is input to ROo-ROs terminal while
one of G2 line keys on key matrix is touched.
OUT
Seqment data siqnal.
Signal similar to D8.
Key strobe siqnal.
.
Signal applied to touch-key section. A pulse signal is input to ROo-ROs terminal while I
one of GI line keys on key matrix is touched.
1
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