austriamicrosystems AG
is now
ams AG
The technical content of this austriamicrosystems application note is still valid.
Contact information:
Headquarters:
ams AG
Tobelbaderstrasse 30
8141 Unterpremstaetten, Austria
Tel: +43 (0) 3136 500 0
e-Mail:
ams_sales@ams.com
Please visit our website at
www.ams.com
AS1119 - Demo Board Manual
Demo Board Manual
AS1119
www.austriamicrosystems.com/AS1119
Te
ch
ni
c
www.austriamicrosystems.com
am
al
co s
A
nt G
en
ts
til
lv
Revision 1.00
1-5
144 LED, I²C Interfaced, Cross-Plexing Driver
with a 320mA Charge-Pump
al
id
AS1119 - Demo Board Manual
General Description
Board Description
Figure 1: Board Description - Connectors
Connector Description
Label
Name
A
B
C
VDD
GND
USB
D
I/O
Note:
Use only the Connectors VDD
“A”
and GND
”B”
or USB Connector
“C”.
Never use both supply
possibilities at the same time!
I/O - Interface Connector “D” Description
Label
Name
A1
ch
ni
c
A1
A2
A3
B1
B2
B3
A2
A3
B1
B2
B3
Jumper Description
Label
Name
Te
E
F
J6
J5
SYNC
S1
J1
G
H
I
www.austriamicrosystems.com
am
al
co s
A
nt G
en
ts
til
lv
Figure 2: Board Description – Jumpers
Description
Info
Supply Voltage
Ground
Supply voltage ranging from 2.7V to 5.5V
Mini USB 5-pin Connector
I²C Interface Connector
Supplies the AS1119 with 5V. Connect to a
standard USB port. This Connector is not
used for data transfer.
Connect
austriamicrosystems USB Interface
Box.
For a detailed Connector Description
see table below.
AS1119
SYNC_IN /
SYNC_OUT
NC
GND
IRQ
SCL
SDA
Pin B6
Pin E6
Pin D6
Pin C6
Description
AD1
AD0
Sync Function. If two or more boards are connected together remove this
jumper on the board which is connected to the USB box.
Reset Button
Connector to LED boards.
For a detailed layout description of the LED boards see Application note:
APN_AS1119_Cross-Plexing_v1_00
Revision 1.00
al
id
2-5
AS1119 - Demo Board Manual
Quickstart Software
Before starting the software make sure that the USB Power supply and the USB box are connected to the
demoboard. After start-up the software is configured (per default) to work with the 12x12 Matrix.
On the first tab ‘Demonstration 12x12 Matrix’ there are one-click-demos. Just click the demonstration you want to
display and it will be shown on the 12x12 Matrix right away. To stop the demonstration, click the Stop Playback
button.
For one-click-demos on the 9x16 Matrix, go to the second tab. There some demonstrations for the 9x16 matrix
can be found.
To draw your one movie or frame to display go to the third tab ‘Drawing Tool’.
Te
ch
ni
c
Operational sequence
This demo board comes with the AS1119.
1.
Drive the IC on the demo board only with the recommended settings and values as described in the
datasheet.
If not present get the datasheet for the AS1119 from
www.austriamicrtosystem.com.
First connect the power supply via connector
“C”
to a powered USB port and than power up the I/O -
Interface
“D”.
To power down the system disconnect first the I/O Interface and than the power supply of
the demoboard.
Connect the I/O - Interface
“D”
to a µC or via the
austriamicrosystems USB Interface Box
to a PC. For
interfacing please see the corresponding datasheet of the AS1119.
2.
3.
If there are questions do not hesitate to contact us. See contact information at the end of this manual.
www.austriamicrosystems.com
am
al
co s
A
nt G
en
ts
til
lv
Revision 1.00
3-5
al
id
AS1119 - Demo Board Manual
Layout of Demo Board
Board schematics and layout
Figure 3: Schematic
Te
ch
ni
c
Figure 4: Top and Bottom Layer
www.austriamicrosystems.com
am
al
co s
A
nt G
en
ts
til
lv
Revision 1.00
4-5
al
id
Microchip MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
