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SC667 データシート(PDF) 33 Page - Semtech Corporation

部品番号 SC667
部品情報  7 LED Light Management Unit Automatic Dropout Prevention, Ambient Light Sense Input, PWM Dimming, and 4 LDOs
PDF  47 Pages
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メーカー  SEMTECH [Semtech Corporation]
ホームページ  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC667 データシート(HTML) 33 Page - Semtech Corporation

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SC667
33
Blink/Breathe Bank #1 Target Register (06h)
This register is used to enable the LED blink and breathe
lighting effects for bank #1 and set the target backlight
current.
B1BEN Bit [D5]
This bit works in conjunction with the B1FEN bit of register
02h to set a lighting effect for bank #1. Figure 25 shows
the lighting effects which are enabled by the combination
of B1FEN and B1BEN.
B1BEN = 0
B1FEN = 0
B1BEN = 0
B1FEN = 1
B1BEN = 1
B1FEN = 0
B1BEN = 1
B1FEN = 1
Fade
No Light Effect
Breathe
Bank #1
Blink
Figure 25 — Bank #1 Lighting Effect
IBT1_4 through IBT1_0 [D4:D0]
When lighting effects are enabled, these bits set the target
backlight current for bank #1. Target values are shown in
Table 6.
Table 6 — Bank #1 Target Backlight Current
IBT1_4 IBT1_3 IBT1_2 IBT1_1 IBT1_0
Bank #1
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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