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SC667 Datasheet(PDF) 35 Page - Semtech Corporation

Part # SC667
Description  7 LED Light Management Unit Automatic Dropout Prevention, Ambient Light Sense Input, PWM Dimming, and 4 LDOs
PDF  47 Pages
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Manufacturer  SEMTECH [Semtech Corporation]
Direct Link  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC667 Datasheet(HTML) 35 Page - Semtech Corporation

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SC667
35
Blink/Breathe Bank #3 Target Register (08h)
This register is used to enable the LED blink and breathe
lighting effects for bank #3 and set the target backlight
current.
B3BEN Bit [D5]
This bit, in conjunction with the B3FEN bit, enables blink/
breathe functions for bank #3 as shown in Figure 27.
B3BEN = 0
B3FEN = 0
B3BEN = 0
B3FEN = 1
B3BEN = 1
B3FEN = 0
B3BEN = 1
B3FEN = 1
Fade
No Light Effect
Breathe
Bank #3
Blink
Figure 27 — Bank #3 Lighting Effect
IBT3_4 through IBT3_0 [D4:D0]
When lighting effects are enabled, these bits set the target
backlight current for bank #3. Target values are shown in
Table 8.
Table 8 — Bank #3 Target Backlight Current
IBT3_4 IBT3_3 IBT3_2 IBT3_1 IBT3_0
Bank #3
Target
Current
(mA)
0
0
0
0
0
0
0
0
0
0
1
0.05
0
0
0
1
0
0.1
0
0
0
1
1
0.2
0
0
1
0
0
0.5
0
0
1
0
1
1
0
0
1
1
0
1.5
0
0
1
1
1
2
0
1
0
0
0
2.5
0
1
0
0
1
3
0
1
0
1
0
3.5
0
1
0
1
1
4
0
1
1
0
0
4.5
0
1
1
0
1
5
0
1
1
1
0
6
0
1
1
1
1
7
1
0
0
0
0
8
1
0
0
0
1
9
1
0
0
1
0
10
1
0
0
1
1
11
1
0
1
0
0
12
1
0
1
0
1
13
1
0
1
1
0
14
1
0
1
1
1
15
1
1
0
0
0
16
1
1
0
0
1
17
1
1
0
1
0
18
1
1
0
1
1
19
1
1
1
0
0
20
1
1
1
0
1
21
1
1
1
1
0
23
1
1
1
1
1
25
Register Map (continued)



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