Head Phone Port:
6x differential digital Outputs from the CODEC is converted to single ended and terminated to stereo Audio Jack
J40 top port and stacked audio jack J41 with head phone circuit.
Port Mapping:
Common Processor board audio ports are mapped as below.
• 3x Standard 3.5mm stacked Stereo Audio Jack Mfr. Part# STX-4235-3/3-N is provided for:
– 2x – MIC IN, 1x – Line OUT and 3x – Head Phone OUT
• 1x Standard 3.5mm Stereo Audio Jack Mfr. Part# SJ-3524-SMT-TR provided for:
– 1x – Line IN interface
MIC L VIN1
MIC R VIN2
HPOUT L VOUT1
HPOUT R VOUT2
HPOUT L VOUT5
HPOUT R VOUT6
Line-IN L VIN5
Line-IN R VIN6
MIC L VIN3
MIC R VIN4
Line-OUT L VOUT7
Line-OUT R VOUT8
HPOUT L VOUT3
HPOUT R VOUT4
Figure 4-37. Audio Port Interface Assignment
www.ti.com J721E EVM Hardware Architecture
SPRUIS4D – MAY 2020 – REVISED MARCH 2022
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Jacinto7 J721E/DRA829/TDA4VM Evaluation Module (EVM) 67
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