Black Box VSW-HDMI8X8-B, 8 x 8 HDMI Matrix Switch manual RS-232Serial Interface

Chapter 5: RS-232 Serial Interface

5. RS-232 Serial Interface

RS-232 SERIAL INTERFACE CONNECT A PC OR CONTROL SYSTEM. VERSION COMPATIBLE V2.0 For a complete list of commands, refer to the extended RS-232 Protocol Instruction Manual.

Figure 5-1. RS-232 DB9 connector.

Table 5-1. RS-232 serial interface pinouts.

Pin	RS-232	Defintion
1	----	Not used
2	TX	Transmitter
3	RX	Receiver
4	----	Not used
5	GND	Ground
6	----	Not used
7	----	Not used
8	-----	Not used
9	----	Not used

RS-232 PROTOCOL COMMANDS

You can control the switch via the RS-232 serial control port to interface to a PC or similar third-party control system.

The serial communication parameters are 9600 baud, 8 bit, No Parity, and 1 stop bit. This is often referred to as 9600 8N1. When the unit recognizes a complete command, it will perform the requested action. There is no delimiter character required.

0 = the number

O = the letter

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