austriamicrosystems AS1109 매뉴얼 - 페이지 2
{카테고리_이름} austriamicrosystems AS1109에 대한 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. austriamicrosystems AS1109 8 페이지. White goods demo board 64 leds, i2c interfaced led driver with keyscan
페이지 인쇄AS1115 - Demo Board Manual
White Goods
General Description
Board Description
Figure 2: Board Description - Connectors
Connector Description
Label
Name
A
VDD
B
GND
C
USB
D
I / O
E
VRSET
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
A1
A2
A1
B1
A3
A2
B2
B1
A3
B3
B2
B3
Jumper Description
Label
Name
Description
VDD
F
Supply Jumper
G
A0
Self Addressing Bit 0
H
A1
Self Addressing Bit 1
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Description
Power Supply Connectors for
VDD and Ground.
Mini USB 5-pin Connector
Interface Connector
Reference Voltage Connector
Name
AS1115
VDD+
Pin 19
N/C
GND
Pin 6
IRQ
Pin 24
SCL
Pin 14
SDA
Pin 1
Info
Revision 1.04
Figure 3: Board Description – Jumper and Measurement Points
Info
+2.7V to +5.5V
Supplies the AS1115 with 5V. Connect to a
standard USB port.
See Interface Connector Description below
The brightness of the display segments could be
controlled via this connector.
VDD Supply from Power Supply Connector "A" or "C"
VDD Supply from I / O Interface Connector "D"
Address Bit 0: logic "0"
Address Bit 0: logic "1"
Address Bit 1: logic "0"
Address Bit 1: logic "1"
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