ESP32 Audio Stream Selector

recommend a replacement for IC5.

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6

are all my components in this project RoHS compliant?

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4

please explain what U4 does.

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7

recommend a replacement for C24.

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5

verify that all passive components have an appropriate voltage ratings.

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3

check all my ICs for any missing decoupling capacitors. Flag any warnings and ma...

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2

SCL

ESP_EN

ESP_RX

SDA

ESP_IO0

ESP_TX

VD

R13

Resistance

2kΩ

J1

Portable Audio DSP