Sharp R-1505, R-1500 Pin No, Signal, Description, Key strobe signal, Hood lamp driving signal

R-1500

R-1501

R-1505

R-1506

Pin No.

Signal

I/O

Description

37

P23

OUT

Key strobe signal.

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

G4 line keys on key matrix is touched.

38

P22

OUT

Key strobe signal.

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

G3 line keys on key matrix is touched.

39

P21

OUT

Key strobe signal.

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

G2 line keys on key matrix is touched.

40

P20

OUT

Key strobe signal.

Signal applied to touch-key section. A pulse signal is input to P43-P46 terminal while one of

G1 line keys on key matrix is touched.

41

P17

OUT

Hood lamp driving signal.

To turn on and off relay(RY6). "L" level: During

H : GND

OFF

Hood lamp ON. "H" level: During Hood lamp

ON

L

OFF.

42

P16

OUT

Hood lamp driving signal.

To turn on and off relay(RY5). " L " level: During

H : GND

OFF

Hood lamp ON. "H" level: During Hood lamp

ON

L

OFF.

43

P15

OUT

Hood motor high / low driving signal.

H : GND

To turn on and off relay(RY3). "L" level: During

OFF

Hood motor high. "H" level: During Hood motor

ON

L

low.

44

P14

OUT

Hood motor driving signal.

To turn on and off relay(RY4). "L" level: During

H : GND

OFF

Hood motor ON. "H" level: During Hood motor

ON

L

OFF.

45-47

P13-P11

OUT

Terminal not used.

48-50

SEG24-SEG22

OUT

Terminal not used.

51-72

SEG21-SEG0

OUT

Segment data signal.

Connected to LCD.

The relation between signals are as follows:

LSI signal (Pin No.)

LCD (Pin No.)

LSI signal (Pin No.) LCD (Pin No.)

SEG 21 (51) --------------------

SEG21 ( 1)

SEG 10 (62) ---------------------

SEG10 (12)

SEG 20 (52) --------------------

SEG20 ( 2)

SEG

9 (63)

----------------------

SEG 9 (13)

SEG 19 (53) --------------------

SEG19 ( 3)

SEG

8 (64)

----------------------

SEG 8 (14)

SEG 18 (54) --------------------

SEG18 ( 4)

SEG

7 (65)

----------------------

SEG 7 (15)

SEG 17 (55) --------------------

SEG17 ( 5)

SEG

6 (66)

----------------------

SEG 6 (16)

SEG 16 (56) --------------------

SEG16 ( 6)

SEG

5 (67)

----------------------

SEG 5 (17)

SEG 15 (57) --------------------

SEG15 ( 7)

SEG

4 (68)

----------------------

SEG 4 (18)

SEG 14 (58) --------------------

SEG14 ( 8)

SEG

3 (69)

----------------------

SEG 3 (19)

SEG 13 (59) --------------------

SEG13 ( 9)

SEG

2 (70)

----------------------

SEG 2 (20)

SEG 12 (60) -------------------

SEG12 (10)

SEG

1 (71)

----------------------

SEG 1 (21)

SEG 11 (61) -------------------

SEG11 (11)

SEG

0 (72)

----------------------

SEG 0 (22)

73/74

VCC/VREF

IN

Connected to GND.

75

AVSS

IN

Connected to VC.

76

COM3

OUT

Terminal not used.

77

COM2

OUT

Common data signal: COM2.

Connected to LCD signal COM2.

78

COM1

OUT

Common data signal: COM1.

Connected to LCD signal COM1.

79

COM0

OUT

Common data signal: COM0.

Connected to LCD signal COM0.

80

VL3

IN

Power source voltage input terminal.

Standard voltage for LCD.

23