AS1130 datasheet(27/39 Pages) AMSCO

27 / 39 page

www.austriamicrosystems.com/LED-Driver-ICs/AS1130

Revision 1.07

26 - 38

AS1130

Datasheet - R e g i s t e r D e s c r i p t i o n

Interrupt Frame Definition Register (0x08)

Per default this register is set to 0x3F.

Shutdown & Open/Short Register (0x09)

Per default this register is set to 0x02.

overtemp

R/W

IRQ pin triggers if the over temperature limit is reached

0: disabled

1: enabled

low_vdd

R/W

IRQ pin triggers if VDD is to low for used LEDs (low_VDD flag)

0: disabled

1: enabled

open_err

R/W

IRQ pin triggers if an error on the open test occurs

0: disabled

1: enabled

short_err

R/W

IRQ pin triggers if an error on the short test occurs

0: disabled

1: enabled

movie_fin

R/W

IRQ pin triggers if a movie is finished

0: disabled

1: enabled

Table 22. Interrupt Frame Definition Register Format

0x08 Interrupt Frame Definition Register

Bit

Bit Name

Default

Access

Bit Description

7:6

n/a

5:0

last_frame

111111

R/W

After this frame is displayed the last time (depending on the number of loops

played in a movie) an interrupt will be triggered.

000000: Frame 0

000001: Frame 1

000010: Frame 2

000011: Frame 3

000100: Frame 4

000101: Frame 5

..................

100000: Frame 32

100001: Frame 33

100010: Frame 34

100011: Frame 35

Table 23. Shutdown & Open/Short Register Format

0x09 Shutdown & Open/Short Register

Bit

Bit Name

Default

Access

Bit Description

7:5

000

n/a

test_all

R/W

The LED open/short test is performed on all LED locations

0: disabled

1: enabled

Table 21. Interrupt Mask Register Format

0x07 Interrupt Mask Register

Bit

Bit Name

Default

Access

Bit Description

AS1130 Datasheet(PDF) 27 Page - ams AG

AS1130 Datasheet(HTML) 27 Page - ams AG

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39

Datasheet Download

Link URL