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LP55231 数据表(PDF) 21 Page - Texas Instruments

部件名 LP55231
功能描述  LP55231 Nine-Channel RGB, White-LED Driver With Internal Program Memory and Integrated Charge Pump - WQFN
PDF  59 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

LP55231 数据表(HTML) 21 Page - Texas Instruments

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21
LP55231
www.ti.com
SNOSCR5D – MARCH 2013 – REVISED DECEMBER 2016
Product Folder Links: LP55231
Submit Documentation Feedback
Copyright © 2013–2016, Texas Instruments Incorporated
Register Maps (continued)
Table 3. Control Register Map
HEX
ADDRESS
REGISTER NAME
BIT(s)
READ/
WRITE
DEFAULT VALUE
AFTER RESET
BIT MNEMONIC AND DESCRIPTION
00
ENABLE / ENGINE
CNTRL1
[6]
R/W
x0xxxxxx
CHIP_EN
0 = LP55231 not enabled
1 = LP55231 enabled
[5:4]
R/W
xx00xxxx
ENGINE1_EXEC
Engine 1 program execution control
[3:2]
R/W
xxxx00xx
ENGINE2_EXEC
Engine 2 program execution control
[1:0]
R/W
xxxxxx00
ENGINE3_EXEC
Engine 3 program execution control
01
ENGINE CNTRL2
[5:4]
R/W
xx00xxxx
ENGINE1_MODE
ENGINE 1 mode control
[3:2]
R/W
xxxx00xx
ENGINE2_MODE
ENGINE 2 mode control
[1:0]
R/W
xxxxxx00
ENGINE3_MODE
ENGINE 3 mode control
02
OUTPUT
DIRECT/RATIOMETRIC
MSB
[0]
R/W
xxxxxxx0
D9_RATIO_EN
Enables ratiometric dimming for D9 output.
03
OUTPUT
DIRECT/RATIOMETRIC
LSB
[7]
R/W
0xxxxxxx
D8_RATIO_EN
Enables ratiometric dimming for D8 output.
[6]
R/W
x0xxxxxx
D7_RATIO_EN
Enables ratiometric dimming for D7 output.
[5]
R/W
xx0xxxxx
D6_RATIO_EN
Enables ratiometric dimming for D6 output.
[4]
R/W
xxx0xxxx
D5_RATIO_EN
Enables ratiometric dimming for D5 output.
[3]
R/W
xxxx0xxx
D4_RATIO_EN
Enables ratiometric dimming for D4 output.
[2]
R/W
xxxxx0xx
D3_RATIO_EN
Enables ratiometric dimming for D3 output.
[1]
R/W
xxxxxx0x
D2_RATIO_EN
Enables ratiometric dimming for D2 output.
[0]
R/W
xxxxxxx0
D1_RATIO_EN
Enables ratiometric dimming for D1 output.
04
OUTPUT ON/OFF
CONTROL MSB
[0]
R/W
xxxxxxx1
D9_ON
ON/OFF Control for D9 output
05
OUTPUT ON/OFF
CONTROL LSB
[7]
R/W
1xxxxxxx
D8_ON
ON/OFF Control for D8 output
[6]
R/W
x1xxxxxx
D7_ON
ON/OFF Control for D7 output
[5]
R/W
xx1xxxxx
D6_ON
ON/OFF Control for D6 output
[4]
R/W
xxx1xxxx
D5_ON
ON/OFF Control for D5 output
[3]
R/W
xxxx1xxx
D4_ON
ON/OFF Control for D4 output
[2]
R/W
xxxxx1xx
D3_ON
ON/OFF Control for D3 output
[1]
R/W
xxxxxx1x
D2_ON
ON/OFF Control for D2 output
[0]
R/W
xxxxxxx1
D1_ON
ON/OFF Control for D1 output



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