AS1119-BWLT austriamicrosystems, AS1119-BWLT Datasheet - Page 24

• Manufacturer Part Number: AS1119-BWLT
• Description: IC LED 144CH DRIVER 36WLCSP
• Manufacturer: austriamicrosystems

Specifications of AS1119-BWLT

• Display Type: LED
• Configuration: Dot Matrix
• Interface: I²C
• Current - Supply: 4mA
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 36-UFBGA, 36-WLCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Digits Or Characters: -
• Other names: AS1119-BWLTTR

AS1119
Datasheet - R e g i s t e r D e s c r i p t i o n
Frame Time Register (0x02)
Every single frame in a movie is displayed for a certain time before the next frame is displayed. This time can be set
within this register with 4 bits. The stated values in
Table 18. Frame Time Register Format
Display Option Register (0x03)
With the scan-limit it can be controled how many digits should be displayed. When all 18 digits are to display, the
update frequency is typically 430Hz (typ). If the number of digits to display is reduced, the update frequency is
increased. Per default this register is set to 0x07.
Table 19. Display Option Register Format
www.austriamicrosystems.com/LED-Driver-ICs/AS1119
Bit
7:4
3:0
Bit
7
6
5
4
Delay between frame
change in a movie
intensity setting
start with blink
blink period
Bit Name
Bit Name
-
-
Default
Default
000
00
0
0
0
0
0x03 Display Option Register
Access
Access
0x02 Frame Time Register
R/W
R/W
R/W
R/W
n/a
n/a
Table 18
0000:play frame only one time
0001: 32.5ms
0010: 65ms
0011: 97.5ms
0100: 130ms
0101: 162.5ms
0110: 195ms
0111: 227.5ms
1000: 260ms
1001: 292.5ms
1010: 325ms
1011:357.5ms
1100: 390ms
1101: 422.5ms
1110: 455ms
1111: 487.5ms
0: use intensity setting of frame 0 for all other frames
1: set the intensity of each frame independently
0: start blinking with LED on
1: start blinking with LED off
0: 1.5s
1: 3s
Revision 1.03
are typical values. Per default this register is set to 0x00.
Bit Description
Bit Description
24 - 31