HSDP2110S, HSDP2111S, HSDP2112S, HSDP2113S, HSDP2114S, HSDP2115S

2006-01-23

7

Top View

Pin Assignment

IDPA5114

01

2

3

4

5

6

7

Digit

Pins

1

28

Pins

15

14

Pin

Function

Definition

Pin

Function

Definition

1

RST

Used to initialize a display and sychronize

blinking for multiple displays

15

GND supply

Analog Ground for LED drivers

2

FL

Low input accesses the Flash RAM

16

GND logic

Digital Ground for internal drivers

3

A0

Address input LSB

17

CE

Enables access to the display

4

A1

Address input

18

RD

A low will read data from the display if CE

is low. If read from display is not required,

5

A2

Address input MSB

19

D0

Data input LSB

6

A3

Mode selector

20

D1

Data input

7

V

CC

Optional connection to positive

power supply input.

21

No pin

—

8

V

CC

22

No pin

—

9

V

CC

23

D2

Data input

10

A4

Mode Selector

24

D3

Data input

11

CLKSEL

Selects internal/high clock source

25

D4

Data input

12

CLK I/O

Outputs master clock or inputs

external clock

26

D5

Data input

13

WR

A low will write data into the display if CE

is low

27

D6

Data input

14

V

CC

Positive power supply input

28

D7

Data input MSB, selects ROM,

page 1 or 2