www.austriamicrosystems.com/LED-Driver-ICs/AS1119

Revision 1.04

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AS1119

Datasheet - Regi s t er Description

Control-Registers

The AS1119 devices contain 13 control-registers which are listed in Table 15. All registers are selected using a 8-bit address word, and com-

munication is done via the serial interface. Select the Control Register via the Register Selection (see Table 6 on page 13).

ACS5

LED80

0xA4

101001

00

255 steps for intensity each single LED

LED81

0xA5

101001

01

LED82

0xA6

101001

10

LED83

0xA7

101001

11

LED84

0xA8

101010

00

B

CS11

LED85

0xA9

1

0

1

0

1

0

0

1

LED86

0xAA

1

0

1

0

1

0

1

0

LED87

0xAB

1

0

1

0

1

0

1

1

LED88

0xAC

1

0

1

0

1

1

0

0

LED89

0xAD

1

0

1

0

1

1

0

1

C

CS17

LED90

0xAE

1

0

1

0

1

1

1

0

LED91

0xAF

1

0

1

0

1

1

1

1

LED92

0xB0

1

0

1

1

0

0

0

0

LED93

0xB1

1

0

1

1

0

0

0

1

LED94

0xB2

1

0

1

1

0

0

1

0

Table 15. Control Register Address Map

Register Name

HEX

Register Address

Register Data

A7

A6

A5

A4

A3

A2

A1

A0

D7:D0

Frame Address

0x00

0

0

0

0

0

0

0

0

(see Table 16 on page 22)

Frame Play

0x01

0

0

0

0

0

0

0

1

(see Table 17 on page 22)

Frame Time

0x02

0

0

0

0

0

0

1

0

(see Table 18 on page 23)

Display Option

0x03

0

0

0

0

0

0

1

1

(see Table 19 on page 23)

AS1119 Config

0x04

0

0

0

0

0

1

0

0

(see Table 20 on page 24)

Current Source Matrix A

0x05

0

0

0

0

0

1

0

1

(see Table 21 on page 25)

Current Source Matrix B

0x06

0

0

0

0

0

1

1

0

Current Source Matrix C

0x07

0

0

0

0

0

1

1

1

Chare Pump Config

0x08

0

0

0

0

1

0

0

0

(see Table 22 on page 25)

Open/Short Test

0x09

0

0

0

0

1

0

0

1

(see Table 23 on page 26)

Shutdown

0x0A

0

0

0

0

1

0

1

0

(see Table 24 on page 26)

I²C Interface Monitoring

0x0B

0

0

0

0

1

0

1

1

(see Table 25 on page 26)

Open/Short Status

0x0C

0

0

0

0

1

1

0

0

(see Table 26 on page 27)

AS1119 Status

0x0D

0

0

0

0

1

1

0

1

(see Table 27 on page 27)

Table 14. LEDs Intensity Register Format for 3 Matrixes Setup

Matrix

Current

Source

Address

Data

HEX

A7 A6 A5 A4 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0