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DAC x 2
Switch
I2S Header
Au
d
io
Exp
a
n
si
o
n
H
e
a
d
e
r
McASP1
AXR[0:3]
McASP0
AXR[0:7]
ADC x 2
(PCM1865)
Digital Audio
Receiver
(DIR9001)
McASP2
AXR[5]
McASP1
AXR[9]
Digital Audio OUT
Coaxial RCA Connector
I2C
GPIO[0,1]
McASP0
AXR[0:15]
Stereo IN (x4)
3.5mm Jack
Stereo OUT (x4)
3.5mm Jack
Digital Audio IN
Optical Connector
Line Driver
(SN74LVC2G14)
Digital Audio IN
Coaxial RCA Connector
Copyright © 2016, Texas Instruments Incorporated
EVM with Audio Daughter Card
75
SPRUI65A – April 2016 – Revised January 2018
Copyright © 2016–2018, Texas Instruments Incorporated
K2G General Purpose Evaluation Module (EVMK2G)
9.1
K2G Audio Daughter Card Block Diagram
Figure 46. K2G Audio Daughter Card Block Diagram