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AS3820 датащи(PDF) 16 Page - Dialog Semiconductor

номер детали AS3820
подробное описание детали  16-Channel White LED Controller for LCD Backlight
PDF  52 Pages
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производитель  DIALOG [Dialog Semiconductor]
домашняя страница  http://www.dialog-semiconductor.com/
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AS3820 датащи(HTML) 16 Page - Dialog Semiconductor

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AS3820
16-Channel White LED Controller for LCD Backlight
Rev. 1.1
Datasheet
© 2019 Dialog Semiconductor
www.dialog-semiconductor.com
16 of 52
05-Feb-2019
Addr: 0x04
GPIO_CTRL
Bit
Bit Name
Default
Access
Bit Description
7:6
xFAULT_config
0
RW
Output configuration pin xFAULT:
00...Open Drain
01...Push/Pull
10...Hi-Z, input only
11...No effect
5:4
Mode3D_config
0
RW
Output configuration pin Mode3D:
00...Open Drain
01...Push/Pull
10...Hi-Z, input only, SHORT COMP 2
INPUT enabled
11...No effect
3
Mode3D
0
RW
0...Pin Mode3D = 0
1...Pin Mode3D = 1
2:1
DCDCEN_config
0
RW
Output configuration pin DCDCEN:
00...Open Drain
01...Push/Pull
10...Hi-Z, input only, SHORT COMP 1
INPUT
enabled
11...No effect
0
DCDCEN
0
RW
0...Pin DCDCEN = 0
1...Pin DCDCEN = 1
Table 4: FB_SEL1
Addr: 0x05
FB_SEL1
Bit
Bit Name
Default
Access
Bit Description
7:0
Fb_sel_1 – Fb_sel_8
00000000
RW
Select FB-channel for current outputs 1 to 8
0...Select FB channel FB1 and
short-comparator group 1
1...Select FB channel FB2 and
short-comparator group 2
Table 5: FB_SEL1
Addr: 0x06
FB_SEL2
Bit
Bit Name
Default
Access
Bit Description
7:0
Fb_sel_9 – Fb_sel_16
00000000
RW
Select FB-channel for current outputs 9 to 16
0...Select FB channel FB1 and
short-comparator group 1
1...Select FB channel FB2 and
short-comparator group 2
Table 6: FB_SEL2



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