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MAX8930
WLED Charge Pump, RGB, OLED Boost,
LDOs with ALC and CAI
Table 13 . On/Off Register 1 for Boost, LDO1, LDO2, LDO3, Main WLED, and ALC
ADDRESS
(HEX)
00
POR
(HEX)
00
BIT 7
RESET
BIT 6
SUEN
BIT 5
LDO1
BIT 4
LDO2
BIT 3
LDO3
BIT 2
Main WLED
BIT 1
KB ALC
BIT 0
ALC EN
NAME
RESET
SUEN
LDO1
LDO2
LDO3
Main
WLED
KBALC
ALCEN
POR
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
1: IC is reset, back to POR status
0: Reset is off
1: Boost output is on
0: Boost output is off
1: LDO1 output is on
0: LDO1 output is off
1: LDO2 output is on
0: LDO2 output is off
1: LDO3 output is on
0: LDO3 output is off
1: Main WLEDs are on
0: Main WLEDs are off
1: ALC for keypad is on
0: ALC for keypad is off
1: ALC function for main WLEDs is on
0: ALC function is off
DESCRIPTION
Table 14. On/Off Register 2 for Backlight-Related WLED5, WLED6, WLED7 and RGB
ADDRESS
(HEX)
01
POR
(HEX)
00
BIT 7
WLED7
BIT 6
WLED6
BIT 5
WLED5
BIT 4
Sub7
BIT 3
Sub6
BIT 2
Sub5
BIT 1
RGB Slope
BIT 0
LED Slope
NAME
WLED7
WLED6
WLED5
SUB7
SUB6
SUB5
RGB Slope
LED Slope
38
POR
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
DESCRIPTION
1: WLED7 output is on
0: WLED7 output is off
1: WLED6 output is on
0: WLED6 output is off
1: WLED5 output is on
0: WLED5 output is off
1: WLED7 belongs to main group
0: WLED7 belongs to subgroup
1: WLED6 belongs to main group
0: WLED6 belongs to subgroup
1: WLED5 belongs to main group
0: WLED5 belongs to subgroup
1: Dimming slope for RGB LED is on
0: Dimming slope is off
1: Dimming slope for main WLED_ is on
0: Dimming slope is off
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