Camera Interface; Audio Interface - Nokia 300 Service Manual

Camera interface

In this phone the camera is connected directly to RAPU and controlled by the I2C bus, port 0. The camera is
supplied by VBAT and VAUX1.

Audio interface

Mixed-signal ASIC PearlJ provides the analogue audio interfaces.
The following block diagram illustrates the audio interface of the phone:
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Figure 17 Keyboard interface
Figure 18 Camera interface
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