LCD Switches

Programmable High Resolution LCD Switches

IS Series

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3

SMARTSWITCH BLOCK DIAGRAM & PIN CONFIGURATIONS

SMARTSWITCH TYPICAL DIMENSIONS

Pin No.

Symbol

Name

Function

SW

Terminal of Switch

Normally open

SW

Terminal of Switch

Normally open

GND

Ground

Power

Power source for logic circuit and LCD

SDO

Data Out

Data output line for SPI

SDI

Data In

Data input line for SPI

SCK

Serial Clock

Clock line for SPI that synchronizes commands and data

SS

Slave Select

Chip select for SPI; line is active low

NC

None

No connection

6

5

4

3

2

1

9

8

7

DD

V

4

Shift Register

64bit

seg1.......seg64

64 x 32 Dot Matrix

LCD Panel

Red

Green

Blue

Display Controller

Backlight LED

SW

1

3

GND

SCK

8

2 SW

SPI

7

SS

6

SDI

5

SDO

9

NC

Segment Driver

RAM #1

256Byte

RAM #2

256Byte

LED Driver

IS15DBFP4RGB

with RGB LED and

Black and White LCD Mode

(15.0)

.591

(14.38)

.566

See

Pixel Detail

(20.59)

.811

(13.5)

.531

(9.42)

.371 (10.8)

.425

(16.0)

.630

(23.13)

.911

(18.0)

.709

(7.62)

.300

(16.0)

.630

(6.0)

.236

(1.0)Typ

.039

(0.3) Typ

.012

(8.0)

.315

(7.05)

.278

(2.0)

.079

8

9

4

5

6

7

3

2

1

Stando 1

Stando 2

Stando 2

Stando 1

Terminal numbers are not on the switch.

(0.2)

.008

A

(1.25)

.049

(2.0) Dia

.079

Stando Detail

Dimension A

Stando 1 = (2.7)

.106

Stando 2 = (2.3)

.091

8

9

4

3

2

1

(18.0)

.709

(1.0)Typ

.039

(6.0)

.236

(2.0)

.079

(7.05)

.278

(8.0)

.315

4x (1.3) Dia

.051

(7.62)

.300

(16.0)

.630

2x (0.8) (1.0) Dia

.031 .03 9

~

7x (0.8) (1.0) Dia

.031 .039

~

(3.9)

.154

(0.6) Typ

.024

(0.4) Typ

.016

(23.0)

.906

(3.4)

.134

See Standoff

Detail

(0.20)

.008

(0.02) Typ

.0008

(0.27)

.010

Footprint

Pixel Detail