Cirrus Logic CDB53L21 - Manual (Page 6)

6 DS700DB1
CDB53L21
1.9 Stand-Alone Switches
The “FPGA H/W Control” and “CS53L21 H/W Control” switches control all Hardware Mode options.
Section 3. “Hardware Mode Control” on page 13 provides a description of each topology.
1.10 Control Port Connectors
A graphical user interface is available for the CDB53L21, allowing easy manipulation of each register. This
GUI interfaces with the CDB via the RS-232 or USB connectors and controls all Software Mode options.
Section 2. “Software Mode Control” on page 7 provides a description of the Graphical User Interface (GUI).
1.10.1 RS-232 and USB Connectors
Connecting a cable to the RS-232 connector or the USB 1.0/2.0 connector and launching the Cirrus
FlexGUI software enables the CDB53L21 in Software Mode.