Sharp r-3a88 ユーザーズマニュアル
R-3A88
16
Pin No.
Signal
I/O
Description
25
BUZZ
OUT
Signal to sound buzzer.
A: key touch sound (0.12 sec.).
B: Completion sound (2.4 sec.).
A: key touch sound (0.12 sec.).
B: Completion sound (2.4 sec.).
26-27
D4-D5
OUT
Segment data signal.
Refer to the touch control panel circuit for the relationship between signals and indicators.
Normally, one pulse is output in every synchronized signal period, and input to the anode of
the fluorescent display.
Refer to the touch control panel circuit for the relationship between signals and indicators.
Normally, one pulse is output in every synchronized signal period, and input to the anode of
the fluorescent display.
28
D6
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G8 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G8 line keys on key matrix is touched.
29-30
D7-D8
OUT
Digit selection signal.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
31-34
R80-R83
OUT
Digit selection signal.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
35
R10
OUT
Digit selection signal.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
Refer to the touch control panel circuit about the relation between signals and digits. Normally,
one pulse is output in every synchronized signal period, and input to the grid of the fluorescent
display.
36
R11
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G7 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G7 line keys on key matrix is touched.
37
R12
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G6 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G6 line keys on key matrix is touched.
38
R13
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G5 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G5 line keys on key matrix is touched.
39
R20
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G4 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G4 line keys on key matrix is touched.
40
R21
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G3 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G3 line keys on key matrix is touched.
41
R22
OUT
Segment data signal.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G2 line keys on key matrix is touched.
Signal similar to P41.
Key strobe signal.
Signal applied to touch-key section. A pulse signal is input to R00-R03 terminal while one of
G2 line keys on key matrix is touched.
42
R23
OUT
Segment data signal.
Signal similar to P41.
Signal similar to P41.