STLED316S_08 datasheet(9/33 Pages) STMICROELECTRONICS

Part #	STLED316S

Description	Serial-interfaced 6-digit LED controller with keyscan

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

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STLED316S

Pin description

9/33

Pin number

Symbol

Type

Name and function

13,14,15,16

SEG8/KS8

to

SEG5/KS5

OUT

Segment output pins (dual function as key source).

17

GND

PWR

Connect this pin to system GND.

18,19,20,21

SEG4/KS4

to

SEG1/KS1

OUT

Segment output pins (dual function as key source).

22

KEY2

IN

Key 2 input. Input data to these pins from external

keyboard are latched at end of the display cycle

(maximum keyboard size is 8 x 2).

23

KEY1

IN

Key 1 input. Input data to these pins from external

keyboard are latched at end of the display cycle

(maximum keyboard size is 8 x 2).

24

ISET

IN

Segment current setting. Connect to GND through a

resistor to set the peak segment current.

Table 2.

Pin description (continued)

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STLED316S Datasheet(PDF) 9 Page - STMicroelectronics

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