SC658ULTRT Semtech, SC658ULTRT Datasheet - Page 16

• Manufacturer Part Number: SC658ULTRT
• Description: Backlight Driver For 4 LEDs With SemPulseTM Interface
• Manufacturer: Semtech

Register Map
Notes:
() all registers are write-only.
(2) 0 = always write a 0 to these bits
Definition of Registers and Bits
BL Enable Control Register (00h)
This register enables each individual LED.
BLEN4 — BLEN1 [D3:D0]
These active high bits enable the four backlight drivers.
Each LED can be controlled independently.
Address
00h
0h
02h
03h
04h
05h
D5
0
0
0
0
0
0
(2)
(2)
(2)
(2)
(2)
(2)
(1)
MBL4
SBL4
TBL4
D4
0
0
0
(2)
(2)
(2)
BLEN4
MBL3
SBL3
TBL3
D3
0
0
(2)
(2)
BLEN3
MBL2
SBL2
TBL2
D2
0
0
(2)
(2)
MFADE
BLEN2
MBL
SBL
TBL
MB
D1
MFADE0
BLEN
MBL0
SBL0
TBL0
MB0
D0
Reset
Value
00h
00h
00h
00h
00h
00h
Backlight Grouping Configuration
Main Backlight Current
Third Backlight Current
Sub Backlight Current
Backlight Enable
Description
Main Fade
SC658
6