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LP3954TL/NOPB Datasheet(PDF) 16 Page - Texas Instruments

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Part # LP3954TL/NOPB
Description  Advanced Lighting Management Unit
PDF  60 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

LP3954TL/NOPB Datasheet(HTML) 16 Page - Texas Instruments

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RED[2:0]
GREEN[2:0]
BLUE[2:0]
TT[2:0]
CET [3:0]
16 bits
16 bits
ADDESS[7:0]
CET[3:2]
NEXT ADDESS[7:0]
16 bits
RED[2:0]
GREEN[2:0]
BLUE[2:0]
TT[2:0]
CET[1:0]
LP3954
SNVS340D – JUNE 2005 – REVISED MARCH 2013
www.ti.com
COMMAND REGISTER WITH 8 COMMANDS
COMMAND 1
ADDRESS 50H
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 51H
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 2
ADDRESS 52H
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 53H
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 3
ADDRESS 54H
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 55H
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 4
ADDRESS 56H
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 57H
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 5
ADDRESS 58H
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 59H
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 6
ADDRESS 5AH
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 5BH
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 7
ADDRESS 5CH
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 5DH
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COMMAND 8
ADDRESS 5EH
R2
R1
R0
G2
G1
G0
CET3
CET2
ADDRESS 5FH
CET1
CET0
B2
B1
B0
TT2
TT1
TT0
COLOR INTENSITY CONTROL
Each color, Red, Green and Blue, has 3-bit intensity levels. The level control is logarithmic. 2 logarithmic curves
are available. The LOG bit in Pattern_gen_ctrl register (11H) defines the curve used. The values for both
logarithmic curves are shown in following table.
CURRENT
R[2:0], G[2:0],
[% × IMAX(COLOR)]
B[2:0]
LOG=0
LOG=1
000
0
0
001
7
1
010
14
2
011
21
4
100
32
10
101
46
21
110
71
46
111
100
100
16
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Copyright © 2005–2013, Texas Instruments Incorporated
Product Folder Links: LP3954



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