Datasheet

2 EVM + PC
2.1 EVM Preparation
TLV320AIC3111EVM
SW2
J9 right speaker
J6 ext in
USB-MODEVM
J14
J8 left speaker
Headset
J7 USB
ON OFF
microphone
2.1.1 Analog Signal Connections
2.2 Control Software
www.ti.com EVM + PC
This chapter explains how to use the TLV320AIC3111 EVM with a PC running Windows XP.
To interface the TLV320AIC3111 EVM with a PC using USB, plug the TLV320AIC3111 EVM onto the
USB-MODEVM as shown in Figure 2 1. TLV320AIC3111 EVM + USB MODEVM.
Figure 1. TLV320AIC3111 EVM + USB MODEVM
Note: USB-MODEVM configuration
To control the TLV320AIC3111 from the PC via the USB-MODEVM, set switch SW2 position
1, 3, 4, 5, 6, 7 to ON and position 2 and 8 to OFF.
• Connect a headphone to J14 (3,5 mm jack)
• Connect 8- Ω speakers to J8 and J9 (two 3-screw terminals)
– Left speaker to SPLN and SPLP
– Right speaker to SPRN and SPRP
• By default, the on-board microphone is connected to the ADC. To use the line input (J7), refer to sheet
1 of the AIC3111_RHB_EVM schematics (chapter 3.2)
The TLV320AIC3111 control software exposes most features of the TLV320AIC3111 through an intuitive
graphical user interface.
SLAU285 – July 2009 TLV320AIC3111 EVM 3
Submit Documentation Feedback