Texas Instruments TAS2552 EVM, Руководство пользователя, Страница: 4 / 22

Operation
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4. Ensure the jumpers are set according to Table 2 and Figure 2 :
Table 2. TAS2552EVM Default Jumper Settings for Analog Input Operation
Jumper Name Position Comments
5V-SEL USB Uses USB +5 V
IOVDD-SEL +3.3V Su3.3 V to IOVDD from on-board LDO
SPI ALL OUT SPI interface is currently not being used
WE OUT Write protect for TAS1020 EEPROM
J1, J2 OUT
For external I
2
C connectivity only
JP1, JP2 (SDA, SCL) IN
Connect I
2
C bus from TAS1020 to TAS2552 and AIC3253
JP3 – LRCLK LEFT SIDE Connects LRCLK to TAS2552
JP3 – BCLK LEFT SIDE Connects BCLK to TAS2552
JP3 – MCLK LEFT SIDE Connects MCLK to TAS2552
JP3 – DOUT LEFT SIDE Data out of the TAS2552
JP3 – DIN LEFT SIDE Data coming into the TAS2552
JP3 – IVCLK LEFT SIDE Connects IVCLK to TAS2552
JP3 – SCL LEFT SIDE Connects SCL to TAS2552
JP3 – SDA LEFT SIDE Connects SDA to TAS2552
JP3 – A0 RIGHT SIDE Address pin of the TAS2552
JP3 – EN OUT Leave this pin floating. ENABLE pin pulled high
JP4, JP6 1 – 2 External RCA analog input connector to TAS2552
JP5 OUT n/a
JP7 – SE OUT Default input mode set to differential
JP11 – JP17 ALL OUT These jumpers are hard pull-ups tied to IOVDD
JP20, JP21 IOVDD
I
2
C pull-up resistors for SDA and SCL
JP22 +1.8V Su1.8 V to AVDD from on-board LDO
Figure 2. TAS2552EVM Default Jumper Settings
4 TAS2552 EVM SLAU496A – February 2014 – Revised July 2015
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