AS3695C Datasheet, PDF (21/40 Pages) ams AG – 16 channel white LED controller for LCD backlight

AS3695C
austriamicrosystems
RegAddr: 0x63
Bit
Name
7:6
5:3 ICP[2:0]
2:0 ODdiv[2:0]
4.2.9 PWM examples
PLLctrl3
Description
PLL charge pump output current Icp
000...0.5uA
001...1uA
010...2uA
011...4uA
100...8uA
101...8uA
110...8uA
111...8uA
PLL divider ODdiv
000...div 1
001...div 2
010...div 3
011...div 4
100...div 6
101...div 8
110...div 8
111...div 8
PWMCTRL=0x03
PWMperiod = 100
PWMrev1= 0
PWM1ht = 40
PWM1del = 20
PWMrev2= 0
PWM2ht = 40
PWM2del = 30
PWMrev3= 0
PWM3ht = 40
PWM3del = 40
G _{SPI cmd}
A ^t _HSYNC
VSYNC
s ⁿ ILED1
e _ILED2
m ^{t ILED3}
0
20
40
60
80
100
a ^{n PWMCTRL=0x03}
PWMperiod = 100
o PWMrev1= 1
PWM1ht = 40
PWM1del = 20
PWMrev2= 1
PWM2ht = 40
PWM2del = 30
PWMrev3= 1
PWM3ht = 40
PWM3del = 40
l ^c _{SPI cmd}
HSYNC
a _VSYNC
ic ^ILED1
ILED2
Techn ^ILED3
0
20
40
60
80
100
Default
00
000
000
still
Acc
ess
r
r/w
v^{r/w alid}
www.austriamicrosystems.com
Rev 1.11 / 2010-12-08
20 - 39