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UART Debug Messages
The UART debug port is located in J10.
You may dump debug messages from this J10 pin2 UART Tx.
J10:
Pin 1: UART Rx
Pin 2 :UART Tx
Pin 3: Ground
The communication parameters are 115200,n,8,1.
J10
J9
UART Control & Demux
The other UART port on J9 can be used as a control interface or UART data demux output.
While used as a control interface, an external host controller can control HV-120 thru this UART port.
Refer to ITEU2-AN-IT9070-16001 UART Control Protocol.PDF for more details.
While used as a data demux output, it can output the mux'ed the UART data in the received TS( transport
stream),
Refer to ITEU2-AN-IT9070-16002 TS UART Data Demux for AV Sender.pdf for more details.
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