LP5526TL NSC [National Semiconductor], LP5526TL Datasheet - Page 28

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LP5526TL

Manufacturer Part Number
LP5526TL
Description
Lighting Management Unit with High Voltage Boost Converter with up to 150mA Serial FLASH LED Driver
Manufacturer
NSC [National Semiconductor]
Datasheet

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LP5526 Register Bit Explanations
Each register is shown with a key indicating the accessibility of the each individual bit, and the initial condition:
CONTROL REGISTER (00H) – RGB LEDS CONTROL REGISTER
RGB (01H) – RGB COLOR AND BRIGHTNESS CONTROL REGISTER
RGB_PWM
RW - 0
RW - 0
D7
D7
RGB_PWM
EN_RGB
CC_SW
RSW
GSW
BSW
COLOR[3:0]
BRIGHT[2:0]
OVL
RW - 0
D6
EN_RGB
RW - 0
COLOR[3:0]
D6
RW - 0
Register Bit Accessibility and Initial Condition
Key
RW
R
–0,–1
D5
Bits 7-4
Bits 3-1
Bit 0
Bit 7
Bit 6
Bit 5
Bit 3
Bit 2
Bit 1
CC_SW
RW - 1
D5
PWM color for RGB outputs
PWM brightness control for RGB outputs
0 – Overlapping mode disabled
1 – Overlapping mode enabled
0 - Internal RGB PWM control disabled
1 - Internal RGB PWM control enabled
0 – RGB outputs disabled
1 – RGB outputs enabled
0 – Constant current sink mode
1 – Switch mode
0 – RLED disabled
1 – RLED enabled
0 – GLED disabled
1 – GLED enabled
0 – BLED disabled
1 – BLED enabled
RW - 0
Bit Accessibility
Read/write
Read only
Condition after POR
D4
R - 0
D4
28
RW - 0
D3
RW - 0
RSW
D3
BRIGHT[2:0]
RW - 0
D2
RW - 0
GSW
D2
RW - 0
D1
RW - 0
BSW
D1
RW - 0
OVL
D0
R - 0
D0

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