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KITLEDBKLT16EVBE. Datasheet(PDF) 23 Page - Freescale Semiconductor, Inc

Part # KITLEDBKLT16EVBE.
Description  10 Channel LED Backlight Driver with Integrated Power Supply
PDF  37 Pages
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Manufacturer  FREESCALE [Freescale Semiconductor, Inc]
Direct Link  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

KITLEDBKLT16EVBE. Datasheet(HTML) 23 Page - Freescale Semiconductor, Inc

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Analog Integrated Circuit Device Data
Freescale Semiconductor
23
34844
FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
Table 7. Register Description
Register Name
Default Value (Hex)
Description
EN
1
Chip Enable by software.
PINEN
1
PIN pin enable (0 = OFF, 1 = ON)
NINEN
1
NIN pin enable (0 = OFF, 1 = ON)
OVP[3:0]
F
OVP voltage
SETI2C
0
SET I2C communication (Disable SM Bus mode)
CLRI2C
0
Clear set I2C
FPWM[17:0]
300
PWM Frequency
DPWM[7:0]
FF
PWM Duty Cycle (FFh = 100%)
CHEN[9:0]
3FF
Channel Enable (0 = OFF, 1 = ON)
ALL_OFF
0
All 10 channels OFF at the same. To reactivate channels this bit should be clear.
CLRFAIL
0
Clear fail if channels are re-enable.
PWR_OFF
0
POWER OFF LED channels (0 = disable, 1 = enable)
PWR_ON
0
POWER ON LED channels (0 = disable, 1 = enable)
BST[1:0]
2
Boost Frequency (160, 320, 650, 1300 kHz) [0h = 160 Hz]
ICH#[7:0]
FF
Channel Current Program (FFh = Maximum Current)
ICHG[7:0]
FF
Global Current Program
Table 8. Overvoltage Protection
Register (hex)
OVP Value (vOLTS)
2
11
3
15
4
19
5
23
6
27
7
31
8
35
9
39
A
43
B
47
C
51
D
55
E
59
F
62



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