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1.6
Jumpers, Connectors, Test Points, Switches
Table 1-1
summarizes the connectors, test points, jumpers, and switches on the PCM9211EVM.
Table 1-1. PCM9211EVM Jumpers, Connectors, Test Points, Switches
Connector/Switch/Jumper/Test
Point
W12
W13
W14
W15
(1)
All W12-W15 settings must be the same for proper operation.
SBAU174 – June 2010
W1
VCCAD wire loop. Cut and insert ampere meter to measure VCCAD
current.
W2
Right channel analog RC filter bypass. Insert shunt to bypass the
filter.
W3
Right channel analog RC filter bypass. Insert shunt to bypass the
filter.
W4
VCC wire loop. Cut and insert ampere meter to measure VCC current.
W5
VDDRX wire loop. Cut and insert ampere meter to measure VDDRX
current.
W6
Control interface MODE select. Insert shunt to select I
Remove shunt to select SPI interface.
W7
DVDD wire loop. Cut and insert ampere meter to measure DVDD
current.
W8
Optical S/PDIF output select. 1-2: Select MPO0, 2-3: Select MPO1.
W9
Digital audio interface option. Insert shunt to connect the
PCM9211digital audio interface output to the TAS1020b digital audio
interface (required to record audio).
W10
Coaxial S/PDIF input select:1-2: Select RXIN0, 2-3: Select RXIN1
W11
11-pin header to access RXIN2:7 and digital audio interface (AxxxIO).
(1)
SPI SS / ADR1: 1-2: ADR1 = 0 (I2C), 2-3: SPI mode select
(1)
Control IF clock: 1-2: I2C mode select, 2-3: SPI mode select
(1)
Control IF data: 1-2: I2C mode select, 2-3: SPI mode select
(1)
Control IF data: 1-2: ADR0 = 0 (I2C), 2-3: SPI mode select
2
TP1
I
C SCL
2
TP2
I
C SDA
TP3
TAS1020b MCLK
TP4
TAS1020b I
2
TP5
I
S BCLK
TP6
TAS1020b I
TP7
TAS1020b I
TP8
SPI MISO
TP9
SPI MOSI
TP10
SPI SS
TP11
SPI SCLK
TP12
Codec reset
TP13
XTI
TP14
Control interface MODE
TP15
+5-V USB
TP16
+3.3 V
TP17
GND
TP18
GND
Copyright © 2010, Texas Instruments Incorporated
Jumpers, Connectors, Test Points, Switches
Description
Headers
Test Points
2
S DIN to codec
2
S DOUT from codec
2
S WCLK
2
C™ interface.
Description
9
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