User Guide User guide
Using the Command/Response Table for SIS Commands
The command/response table follows this section. Lowercase letters are acceptable in 
the command eld except where indicated. The table below shows the hexadecimal 
equivalent of ASCII characters used in the command/response tables.
ASCII to HEX Conversion Table
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space
Figure 23. ASCII to Hexadecimal Conversion
Symbols are used throughout the table to represent variables in the command/response 
elds. Command and response examples are shown throughout the table.
Symbol Definitions
] = Carriage return with line feed
¦ or 
} = Carriage return with no line feed
• = Space
E or W = Escape key
NOTE:  If unit does not support or recognize the entered commands, nothing will 
happen and no response is issued..
X! = Input selection, 1 to 7
X@ = Output selection: 
  0 = All outputs (default) 
  1 = Program only (BNC, MTP, optional output card) 
  2 = Preview only (VGA) 
  3 = None
X# = Input video format: 
  1 = RGB (default)  6 = Composite video 
  2 = YUVp/HDTV   7 = SDI 
  3 = RGBcvS    8 = HD-SDI 
  4 = YUVi    9 = DVI 
  5 = S-video    10 = Auto detect
X$ = H/V start — 0 to 255 (default midpoint = 128)
X^ = Pixel phase — 0 to 31 (default = 16)
X& = Total pixels — (±512 of the default value)
X* = Active pixels — (±512 of the default value)
X( = Active lines — (±512 of the default value)
X1) = Off/disable (0) or on/enable (1)
X1! = Input standard: 
  0 = No signal  4 = SECAM 
  1 = NTSC  - = N/A (when input is set to a high resolution signal format) 
  2 = PAL      
Annotator • SIS Communication and Control 40










