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LP3954TL/NOPB Datasheet(PDF) 43 Page - Texas Instruments

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

LP3954TL/NOPB Datasheet(HTML) 43 Page - Texas Instruments

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LP3954
www.ti.com
SNVS340D – JUNE 2005 – REVISED MARCH 2013
LP3954 Control Registers
Table 3. LP3954 Control Register Names and Default Values
ADDR
REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
(HEX)
00
RGB Ctrl
cc_rgb1
cc_rgb2
r1sw
g1sw
b1sw
r2sw
g2sw
b2sw
1
1
0
0
0
0
0
0
07
Ext. PWM control
wled1_4
wled5_6
r1_pwm
g1_pwm
b1_pwm
r2_pwm
g2_pwm
b2_pwm
_pwm
_pwm
0
0
0
0
0
0
0
0
08
WLED control
slope
fade_sel
en_fade
displ
en_w1_4
en_w5_6
0
0
0
0
0
0
09
WLED1-4
wled1_4[7:0]
0
0
0
0
0
0
0
0
0A
WLED5-6
wled5_6[7:0]
0
0
0
0
0
0
0
0
0B
Enables
pwm_
nstby
en_
en_
rgb_sel[1:0]
sync
boost
autoload
0
0
0
1
0
0
0C
ADC output
data[7:0]
0
0
0
0
0
0
0
0
0D
Boost output
boost[7:0]
0
0
1
1
1
1
1
1
0E
Boost_frq
freq_sel[2:0]
1
1
1
10
HC_Flash
hc_pwm
fl_t[1:0]
hc[1:0]
en_
hcflash
0
0
0
0
0
0
11
Pattern gen ctrl
rgb_start
loop
log
0
0
0
12
RGB1 max current
ir1[1:0]
ig1[1:0]
ib1[1:0]
0
0
0
0
0
0
13
RGB2 max current
ir2[1:0]
ig2[1:0]
ib2[1:0]
0
0
0
0
0
0
2A
audio sync CTRL1
gain_sel[2:0]
sync_mode
en_agc
en_sync
input_sel[1:0]
0
0
0
0
0
0
1
1
2B
audio sync CTRL2
en_avg
mode_ctrl[1:0]
speed_ctrl[1:0]
0
0
0
0
0
50
Command 1A
r[2:0]
g[2:0]
cet[3:2]
0
0
0
0
0
0
0
0
51
Command 1B
cet[1:0]
b[2:0]
tt[2:0]
0
0
0
0
0
0
0
0
52
Command 2A
r[2:0]
g[2:0]
cet[3:2]
0
0
0
0
0
0
0
0
53
Command 2B
cet[1:0]
b[2:0]
tt[2:0]
0
0
0
0
0
0
0
0
54
Command 3A
r[2:0]
g[2:0]
cet[3:2]
0
0
0
0
0
0
0
0
55
Command 3B
cet[1:0]
b[2:0]
tt[2:0]
0
0
0
0
0
0
0
0
56
Command 4A
r[2:0]
g[2:0]
cet[3:2]
0
0
0
0
0
0
0
0
57
Command 4B
cet[1:0]
b[2:0]
tt[2:0]
0
0
0
0
0
0
0
0
Copyright © 2005–2013, Texas Instruments Incorporated
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