Texas Instruments TLV320AIC20KEVM, User Manual, Page: 15 / 25

Jumper Options
2-5
Digital Interface
2.2.2 Single Master Only
This configuration applies to EVM1 only. When a single codec is to be used
in master mode, U1 is always the master codec. Follow the jumper settings
detailed in Table 2
− 4 for this condition.
Table 2 − 4. Single Master Only Jumper Settings
Jumper 1 − 2 2 − 3
W2 Inserted Not inserted
W3 Inserted Not inserted
W4 Inserted Not inserted
P1.9–P1.10 N/A N/A
2.2.3 Master/Slave Cascade
This configuration applies to EVM1 only and is the factory-set shipping
condition. When both codecs are used, both U1 and U2 are active. In this
condition U1 is always the master codec, and U2 is always the slave codec.
Follow the jumper settings detailed in Table 2
− 5.
Table 2 − 5. Master/Slave Cascade Jumper Settings
Jumper 1 − 2 2 − 3
W2 Not inserted Inserted
W3 N/A N/A
W4 Inserted Not inserted
P1.9–P1.10 Inserted Inserted