Basic Format Of The Command; Rs232 Command List - AOR SDU5600 Operating Manual

Section 8-3, 8-4

8-3 Basic format of the command

Each command to be sent to the SDU5600 consists of 4 letters (upper case) in
ASCII code with appropriate parameters followed by <CR><LF>.
Each letter represents the following:
(1) First letter
(2) Second letter
(3 & 4) Third and Fourth letter

8-4 RS232 command list

Commands are divided into four categories:
S = Spectrum analysis
V = Visual command
U = User Interface
I = Information
Microsoft Windows® Hyper Terminal® may be used to control the SDU5600 or you may write your
own software.
An example of command format is given here:
RSCF<CR> Response: SCF79.5<SP><CR><LF>
In this example, the centre frequency is read.
Command = Read
Category = Spectrum analysis
Type of command (abbreviation) = CF
Parameter (variable) = Not used in this example
Example of input = RSCF<CR> Response from SDU5600 = SCF79.5<SP><CR><LF>
A correct WRITE command results in the action being carried out and <CR><CR><LF> being
returned. An incorrect command results in a question mark "?" followed by <CR><LF> being
returned.
40
Either W for write or R for read
Line of command such as S for
spectrum analysis, V for visual
set-up, U for user interface and
I for information
Categories of each line of command