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AS3695C Datasheet(PDF) 10 Page - ams AG

Part # AS3695C
Description  16 channel white LED controller for LCD backlight
PDF  40 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3695C Datasheet(HTML) 10 Page - ams AG

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AS3695C
austriamicrosystems
www.austriamicrosystems.com
Rev 1.11 / 2010-12-08
9 - 39
The DAC output voltage can be calculated with:
DAC...10bit data value
DACref...DAC reference voltage 500mV to 800mV
4.1.7 Registers in current output stage
RegAddr: 0x01
CUR_ON_1
Bit
Name
Description
Default
Acc
ess
7:0
CURR1 -
CURR8
Enables or disables current outputs
0...output OFF.
Pulldown resistor to GND
1...output ON.
00000000
r/w
RegAddr: 0x02
CUR_ON_2
Bit
Name
Description
Default
Acc
ess
7:0
CURR9 -
CURR16
Enables or disables current outputs
0...output OFF.
Pulldown resistor to GND
1...output ON.
00000000
r/w
RegAddr: 0x03
Fault_1
Bit
Name
Description
Default
Acc
ess
7:3
Not used
00000
r/w
2
Toff_OverT
Automatic Output turn off at overtemperture
0...Do not turn off current outputs on overtemperature
1... Turn off current outputs on overtemperature
1
r/w
1
Toff_Short
Automatic Output turn off on short LED detection
0...Do not turn off current outputs on on short LED detection
1... Turn off current outputs on short LED detection
0
r/w
0
Toff_Open
Automatic Output turn off on open LED detection
0...Do not turn off current outputs on on open LED detection
1... Turn off current outputs on open LED detection
0
r/w
RegAddr: 0x04
Fault_2
Bit
Name
Description
Default
Acc
ess
7:6
OPENvoltage
Trigger voltage for OPEN LED detection
00...50mV
01...100mV
00
r/w
DAC
Bandgap
800mV (trimmed)
reference
700mV
600mV
500mV
DACref
DACref
Ref
10bit
DAC
VDAC



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