C) Commands
Table 1.2 lists the commands for the 2016-25-01 and briefly describes them. After a command is sent the
2016-25-01 sends a return “>” indicating the command has been received and executed.
General Command Format - The general command format is {aaCND...}, where:
{ = start byte
aa = address (RS-485 only - option Q)
C = 1 character, either C (command) or S (status)
N = 1 character command or status request
D = 1 character or more of data (depends on command)
} = stop byte
*
PLEASE NOTE: The two character {aa}(00-31) prefix, in the table below,
should be used ONLY when RS-485, (OPTION-Q), is selected.
Table 1.2 2016-25-01 Comm
mands
Comm
ands
Command
Syntax*
Description
Set Receiver Frequency
{aaC2xxxx}
where:
• xxxxxxx = 7 characters
• Range: 200000 to 2500000 MHz
Set Receiver Gain
{aaC4xx}
where:
• xx = 2 characters
• Range: 00 to 50 (0 dB to +50 dB, in 1 dB steps)
Enable Spectrum Invert
{aaC7x}
where x =:
• 0 to disable spectrum invert
• 1 to enable spectrum invert
10 MHz Reference Mode
{aaCEx}
where x =:
• 0 to select INTERNAL 10 MHz reference
• 1 to select EXTERNAL 10 MHz reference
• 2 to select AUTO 10 MHz reference
{aaCF}
Command to clear a reference fault state
when in the AUTO 10 MHz mode
Enable Remote
#
Just # sign
Disable Remote
{aaCR0}
{CR and zero}
2016-25-01 Manual _Rev A
Page 7
3/26/09
