LP8555 Datasheet, PDF (30/64 Pages) Texas Instruments – LP8555 High-Efficiency LED Backlight Driver for Tablet PCs

LP8555
SNVS857 – FEBRUARY 2014
8.5 Register Maps
Register
COMMAND
STATUS
MASK
BRTLO
BRTHI
CONFIG
CURRENT
PGEN
BOOST
LEDEN_0
STEP
VOLTAGE_0
LEDEN_1
VOLTAGE_1
OPTION
EXTRA
ID
REVISION
CONF0
CONF1
VHR0
VHR1
JUMP
Addr
00h
01h
02h
03h
04h
10h
11h
12h
13h
14h
15h
16h
19h
1Ah
1Ch
1Dh
1Eh
1Fh
76h
77h
78h
79h
7Ah
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D7
RESET
LED_OPEN
LED_OPEN
PWMSB
ISET
PFSET
D6
D5
D4
LED_OV
LED_OV
BRT[3:0]
PWMFILT
EN_BPHASE180
BST_UV
BST_UV
BRT[11:4]
THRESHOLD
OV
SMOOTH
VMAX_0
ADAPT_0
PWM_IN_HYST
VMAX_1
ADAPT_1
BOOST_IS_
DIV2
FMOD_DIV
JEN
ID_CUST
MAJOR
EXTRA
ALTID
VHR_SLOPE
VHR_HYST
D3
BST_OVP
BST_OVP
D2
SREN
BST_OCP
BST_OCP
D1
SSEN
TSD
TSD
D0
ON
UVLO
UVLO
RELOAD
AUTO
BRTMODE
MAXCURR
PFREQ
BIND
BFREQ
ENABLE_0
STEP
VINIT_0
ENABLE_1
VINIT_1
OPTION
SRON
ID_CFG
MINOR
CURR_LIMIT
JTHR
VHR_VERT
VHR_HORZ
JVOLT
30
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