Do the 2.1 plate amp include an UART port?

DIY Products&Projects DIY Product Questions
1

Is there an UART port on this amp that supports read/write UART commands?

2

Skjermbilde
Skjermbilde581×571 154 KB

Found this - so it is possible connecting to the A31 module if RXD/TXD not is on the amp boARD.

3

anyone tested this?