WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 101

• Manufacturer Part Number: WM8990ECS/RV
• Description: Audio CODECs Stereo CODEC w.Class AB/D speaker driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8990ECS/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Production Data
Figure 53 Master Mode with ADCLRC as GPIO
OPERATION WITH ALTERNATIVE DAC INTERFACE
To allow data to be input to the WM8990 DACs from two separate sources, the GPIO[5:3] pins can
be configured as an alternative DAC interface (BCLK2, DACLRC2, DACDAT2) as shown in Figure 57
to Figure 60.
Figure 55 Interface 2 = Master
Figure 57 Interface 1 = Master, Interface 2 =
Master
Figure 54 Slave Mode with ADCLRC as GPIO
Figure 56 Interface 2 = Slave
Figure 58 Interface 1 = Master, Interface 2 =
Slave
PD, March 2009, Rev 4.0
WM8990
101