BD6088GUL_11 Datasheet, PDF (14/52 Pages) Rohm – Mulitifunction Backlight LED Driver for Small LCD Panels (Charge Pump Type)

BD6088GUL
Technical Note
●Register Map
Address 00h < Software Reset , DC/DC function setting >
Address
R/W
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
00h
W
VOUT(1) VOUT(0) DCDCMD DCDCFON
-
-
-
Initial
Value
00h
0
0
0
0
-
-
-
Bit [7:6] : VOUT (1:0) VOUT Output Voltage setting
“00” : VOUT Output Voltage 3.9V
“01” : VOUT Output Voltage 4.2V
“10” : VOUT Output Voltage 4.5V
“11” : VOUT Output Voltage 4.8V
Bit [5:4] : DCDCMD, DCDCFON DC/DC setting
<DC/DC Return Mode>
“00” :
LED Pin Return
“01” :
LEDPin Return
“10” :
Output Voltage Fixation
“11” :
Output Voltage Fixation
<DC/DC ON/OFF Control>
Depend on LED ON/OFF
Depend on LED ON/OFF
Depend on LED ON/OFF
Compulsion ON
Bit [3:1] : (Not used)
Bit0 :
SFTRST Software Reset
“0” : Reset cancel
“1” : Reset(All register initializing)
Refer to “The explanation of Reset” for detail.
Bit0
SFTRST
0
www.rohm.com
© 2011 ROHM Co., Ltd. All rights reserved.
14/51
2011.04 - Rev.A