Texas Instruments TLV320ADC3101 Evaluation Module (EVM) and USB motherboard TLV320ADC3101EVM-K TLV320ADC3101EVM-K Datenbogen
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TLV320ADC3101EVM-K
EVM Description and Basics
2.2.2
TLV320ADC3101 Jumper Locations
provides a list of jumpers found on the EVM and their factory default conditions.
Table 2. List of Jumpers and Switches
Jumper
Jumper
Default
Jumper Description
Designator
Type
Position
W1
2-pin
Soldered
Provides +3.3VA voltage source to AVDD input pin 10 of ADC3101.
W2
2-pin
Soldered
Provides IOVDD voltage source to IODD input pin 21 of ADC3101.
W3
2-pin
Soldered
Provides +1.8VD voltage source to DVDD input pin 22 of ADC3101.
W4
2-pin
Installed
Enables audio connector J9 input to IN1L(P) - pin 8 of ADC3101.
W5
2-pin
Installed
Enables audio connector J9 input to IN1R(M) - pin 11 of ADC3101.
W6
3-pin
1–2
Input DMCLK (1–2) or GPIO0 (2–3) to pin 20 of ADC3101.
W7
3-pin
1–2
Input DMDIN (1–2) or GPIO1 (2–3) to pin 19 of ADC3101.
W8
3-pin
2–3
Selects IOVDD voltage source (1–2 selects 1.8 V and 2–3 selects 3.3 V).
W9
2-pin
Not Installed
Use GPIO1.
W10
2-pin
Not Installed
Enable hardware reset if available.
W11
2-pin
Not Installed
When not installed, selects USB-MODEVM EEPROM as firmware source. When installed, selects onboard
EEPROM as firmware source.
EEPROM as firmware source.
W12
2-pin
Installed
When installed, enables MICBIAS1 to left microphone (MK1).
W13
2-pin
Installed
When installed, enables MICBIAS2 to right microphone (MK2).
2.3
Analog Signal Connections
2.3.1
Analog Inputs
The analog input sources can be applied directly to terminal blocks J6, J7, and J8 or input jack J9. The
connection details can be found in
connection details can be found in
2.4
Digital Signal Connections
The digital signals (BCLK, WCLK, DOUT, and MCLK) can be monitored via J5. If external digital signals
are connected to the EVM, these digital inputs must be connected via J14 on the USB-MODEVM, and the
SW2 switch must be changed accordingly (see
are connected to the EVM, these digital inputs must be connected via J14 on the USB-MODEVM, and the
SW2 switch must be changed accordingly (see
). The connector details are available in
2.5
Power Connections
The TLV320ADC3101EVM can be powered independently when being used in stand-alone operation or
by the USB-MODEVM when it is plugged onto the motherboard.
by the USB-MODEVM when it is plugged onto the motherboard.
6
TLV320ADC3101-K
SLAU267A – December 2008 – Revised October 2012
Copyright © 2008–2012, Texas Instruments Incorporated