Usb-Modevm Sw2 Settings; Usb-Modevm Jumpers - Texas Instruments TLV320AIC3101EVM User Manual

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2.2 Default Configuration and Connections
2.2.1 USB-MODEVM
Table 2 provides a list of the SW2 settings on the USB-MODEVM. For use with the TLV320AIC3101EVM,
SW-2 positions 1 through 7 should be set to ON, whereas SW-2.8 should be set to OFF.
SW-2 Switch
Number
1
2
3
4
5
6
7
8
Table 3
Jumper Default Position
JMP1 Installed
JMP2 Open
JMP3 Open
JMP4 Open
JMP5 2-3
JMP6 1-2
JMP7 1-2
JMP8 Open
Windows 7 Instructions
For use of the MODEVM motherboard on Windows 7 machines, the most up-to-date version of National
Instrument's VISA™ drivers must be installed (ni.com). After this is installed, the USB-MODEVM Windows
XP/Windows Vista/Windows 7 driver must also be installed (SLAC521).
SLAU219A – August 2007 – Revised January 2014
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Table 2. USB-MODEVM SW2 Settings
Label Switch Description
A0 USB-MODEVM EEPROM I
ON: A0 = 0
OFF: A0 = 1
A1 USB-MODEVM EEPROM I
ON: A1 = 0
OFF: A1 = 1
A2 USB-MODEVM EEPROM I
ON: A2 = 0
OFF: A2 = 1
2 2
USB I S I S bus source selection
2
ON: I S bus connects to TAS1020
2
OFF: I S bus connects to USB-MODEVM J14
2
USB MCK I S bus MCLK source selection
ON: MCLK connects to TAS1020
OFF: MCLK connects to USB-MODEVM J14
USB SPI SPI bus source selection
ON: SPI bus connects to TAS1020
OFF: SPI bus connects to USB-MODEVM J15
USB RST RST source selection
ON: EVM reset signal comes from TAS1020
OFF: EVM reset signal comes from USB-MODEVM J15
EXT MCK External MCLK selection
ON: MCLK signal is provided from USB-MODEVM J10
OFF: MCLK signal comes from either selection of SW2-5
provides a list of USB-MODEVM jumpers found on the EVM.
Table 3. USB-MODEVM Jumpers
Jumper Description
Connects analog and digital +5 V supplies
Connects analog and digital grounds
Connects I2C SDA pull-up to IOVDD
Connects I2C SCL pull-up to IOVDD
When connecting 2-3, SS comes from FSX; when connecting 1-2, SS
comes from CNTL
When connecting 1-2, +5 VD comes from USB; when connecting 2-3, +5
VD comes from U2
When connecting 1-2, MCLKI comes from USB; when connecting 2-3,
MCLKI comes from AVSS/DVSS
Connects resistor across EXT MCLK
Copyright © 2007–2014, Texas Instruments Incorporated
EVM Description and Basics
2
C address A0
2
C address A1
2
C address A2
TLV320AIC3101EVM and TLV320AIC3101EVM-PDK
5