NXP Semiconductors
PCF8536
Universal LCD low multiplex driver with 6 channel PWM generator
PWM register 0 = 0
PWM register 1 = 1
PWM register 2 = 32
PWM register 3 = 64
PWM register 4 = 96
PWM register 5 = 127
t=
1
128 x fPWM
Fig 28. PWM example waveforms for PWMI = 0
fPWM
0.00 %
0.78 %
24.96 %
49.92 %
74.88 %
99.20 %
001aan569
8.11.1 RGB color driving
There are six PWM channels that can be arranged as two RGB channels. There are no
explicit settings for this feature, only ways of utilizing the PWM channels.
Table 34 gives an example of how two RGB clusters can be configured.
Table 34. Combining PWM channels for RGB
RGB cluster
PWM channel
0
0
1
2
1
3
4
5
Component color
red
green
blue
red
green
blue
Figure 29 gives an example of how two RGB clusters can be connected.
PCF8536
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 1 — 6 October 2011
© NXP B.V. 2011. All rights reserved.
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