Barco RS232 - Manual (Page 123)

3. Advanced Commands
Command
Command [0] \x20
Command [1] \x83
Data
Data [0]...Data [3] = double word(= 4 bytes; see chapter "1. Serial communications Basics", "Data words", page 6) corresponding
to the desired percentage (100% = bottom).
Data [4] = unsigned byte representing 2 decimal digits (0–100). This byte is optional.
Values >100 are truncated to 100%.
3.12.7 Window size, Read
Description
This command reads the size of the zoom window.
Command
Command [0] \x21
Command [1] \x81
Returned Data
Data [0]...Data [3] = double word(= 4 bytes; see chapter "1. Serial communications Basics", "Data words", page 6) corresponding
to the actual percentage (100% = initial window size).
> 100 = window has been zoomed in
< 100 = window has been zoomed out
Data[4] = unsigned byte : represents the decimal part
3.12.8 Window X position (panning), read
Description
This command reads the X position of the active window (window which has the focus).
100% corresponds to a zoom window at the right border of the window.
0% corresponds to a zoom window at the left border of the window.
50% corresponds to a zoom window in the middle of the window.
Command
Command [0]
\x2
1
Command [1] \x82
Returned Data
Data [0]...Data [3] = double word(= 4 bytes; see chapter "1. Serial communications Basics", "Data words", page 6) corresponding
to the actual X positon (100% = right border).
Data[4] = unsigned byte : represents the decimal part
3.12.9 Window Y position (panning), read
Description
This command reads the Y position of the active window (window which has the focus).
100% corresponds to a zoom window at the bottom of the window.
0% corresponds to a zoom window at the top of the window.
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