LM3533 Datasheet, PDF (36/53 Pages) Texas Instruments – Complete Lighting Power Solution for Smartphone Handsets

LM3533
TABLE 6. CONTROL BANK PWM CONFIGURATION REGISTERS (ADDRESS 0x14 - 0x19)
Address
0x14
0x15
0x16
0x17
0x18
0x19
Function
Control Bank A PWM Configuration Register
Control Bank B PWM Configuration Register
Control Bank C PWM Configuration Register
Control Bank D PWM Configuration Register
Control Bank E PWM Configuration Register
Control Bank F PWM Configuration Register
[Bit 7:6]
Not Used
TABLE 7. CONTROL BANK PWM CONFIGURATION REGISTER BIT SETTINGS
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Zone 4 PWM
Zone 3 PWM Zone 2 PWM Zone 1 PWM Zone 0 PWM PWM Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
0 = PWM input is 0 = PWM input is 0 = PWM input is 0 = PWM input is 0 = PWM input is 0 = PWM Input is
disabled in Zone 4 disabled in Zone 3 disabled in Zone disabled in Zone disabled in Zone disabled
2
1 (Default)
0 (Default)
(Default)
1 = PWM input is 1 = PWM input is 1 = PWM input is 1 = PWM input is 1 = PWM input is 1 = PWM Input is
enabled in Zone 4 enabled in Zone 3 enabled in Zone enabled in Zone 1 enabled in Zone enabled
(Default)
(Default)
2 (Default)
0
TABLE 8. CONTROL BANK A/B BRIGHTNESS CONFIGURATION REGISTER (ADDRESS 0x1A)
Bits [7:4]
Not Used
Bit 3
Control Bank B
Bit 2
BREGB/ALSM2
Bit 1
Control Bank A
Bit 0
BREGA/ALSM1 Control
Mapping Mode
Control
Mapping Mode
0 = Exponential Mapping 0 = Control Bank B is 0 = Exponential Mapping 0 = Control Bank A is
(Default)
configured for Brightness (Default)
Register Current Control
configured for Brightness
Register Current Control
(Default)
(Default)
1 = Linear Mapping
1 = Control Bank B is 1 = Linear Mapping
1 = Control Bank A is
configured for ALS
configured for ALS
current control via the
ALSM2 Zone Target
current control via the
ALSM1 Zone Target
Registers
Registers
TABLE 9. LOW-VOLTAGE CONTROL BANK BRIGHTNESS CONFIGURATION REGISTERS (ADDRESS 0X1B, 0X1C, 0X1D,
0X1E)
Address
0x1B
0x1C
0x1D
0x1E
Function
Control Bank C Brightness Configuration Register
Control Bank D Brightness Configuration Register
Control Bank E Brightness Configuration Register
Control Bank F Brightness Configuration Register
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