FSR HD-HAUD-SP-RX - Manual (Page 11)

11
RS-232 Control and Firmware Updates
The RS-232 port can be used as pass-through to control a device connected to
the Transmitter from the Receiver or vice versa. In addition, the RS-232 port on
the Transmitter or Receiver can be connected to a computer to update the
firmware.
FRONT
PANEL DIP
SWITCH
SWITCH POSITION
FUNCTION SWITCH
1
SWITCH
2
SWITCH
3
X 0 0 RS-232 pass-through enabled
X 0 1
 Valens IC update
 RS-232 pass-through
disabled
X 1 0
 MCU update and control
 RS-232 pass-through
disabled
0 X X NA
1 X X NA
Scenario 1: Firmware Update
HD-HAUD-SP-Rx
PC
+
-
DC 12V
- + Tx Rx IR OUT IR IN LOCAL OUT R L