AATIAN107 Datasheet, PDF (4/8 Pages) SiGe Semiconductor, Inc. – S2Cwire Controlled, Serial LED Boost Driver

AHK1421 EVAL :
EVALUATION BOARD DATASHEET
EV-184
S²Cwire Controlled, Serial LED Boost Driver
21
20
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18
17
16
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4
3
2
1
0
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
S²Cwire Data
Figure 4: S²Cwire Dimming Control at Maximum LED Current (20mA max)
User Interface Functionality
Button(s)
UP
DOWN
CYCLE
UP+DOWN+CYCLE
Action
Effect
Push/Release once
Push Hold 0.6 sec.+
Push/Release once
Push Hold 0.6 sec.+
Push/Release once or Push
Hold 0.6 sec.+
Push All Three and Hold
Increment the number of EN/SET edge; Toggles through the available
dimming level settings for the backlighting section.
Auto-increment the number of EN/SET edges up to 32 then wrap back
to 1.
Decrement the number of EN/SET edge; Toggles through the available
brightness level settings for the backlighting section.
Auto-decrement the number of EN/SET edges down to 1 then wrap
back to 32
Auto-cycle in direction last set
Shut down
Table 1: User Interface Functionality
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EV-184.2011.05.1.0