HRT VS-2A, User Manual

Page: 8 / 16

6
Model VS-2A
----------------------
M E N U
----------------------
1 = PC 1 Input
2 = PC 2 Input
A = Auto mode
M = Manual mode
P = PC 1 priority
N = No priority
B = Blank
U = Un-blank
S = Status report
L = List menu
The VS-2A will output a menu to a serial port on power-up. This menu
will also be displayed when a proper command is sent to it via a serial
port. To view the menu, An ASCII serial terminal or terminal emulator
software is needed. An example is Microsoft Windows

HyperTerminal
(generally found in Accessories\Communication folder)
. To configure HyperTerminal
- Connect direct to COM1 or COM2
- 4800 Baud, 8 bits, No Parity, 1 Stop bit, No flow control
After power-up the unit will output the following menu in ASCII through
its serial port:
Control Codes
(1 byte commands from external control device)
ASCII 1 (or Hex 31)
Selects input #1 (immediately and unconditionally). The
device will respond with: PC 1 Input selected
ASCII 2 (or Hex 32)
Selects input #2 (immediately and unconditionally). The
device will respond with: PC 2 Input selected
ASCII A (or Hex 41)