Cirrus Logic CDB42L55 - Manual (Page 7)

DS773DB1 7
CDB42L55
2.6 Oscillator
The socketed on-board oscillator can be selected as the system master clock source by using the selections
on the “Board Configuration” tab of the Cirrus FlexGUI.
‘Software Mode Control” on page 10 provides con-
figuration details.
The oscillator is mounted in pin sockets, allowing easy removal or replacement. The device footprint on the
board will accommodate full- or half-can-sized oscillators.
2.7 CS42L55 Audio CODEC
A complete description of the CS42L55(U1) can be found in the CS42L55 product data sheet.
The CS42L55 is configured using the Cirrus FlexGUI. The device configuration registers are accessible via
the “Register Maps” tab of the Cirrus FlexGUI software. This tab provides low-level control of each bit. For
easier configuration, additional tabs provide high-level control.
‘Software Mode Control” on page 10 provides
configuration details.