Epson P07303 Manuel D’Utilisation

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9.Command details 
9.1 Overwrite mode 
In this mode, the cursor will move rightward and begin from the upper left-end position. When the   
cursor reached the end of the upper line, the cursor will move down to the bottom left-end position to   
continue. When the cursor reached the end of the bottom line, it will move up the upper left-end   
position and overwrite the previous characters. 
 
9.2 Vertical scroll mode 
In this mode, the cursor will move rightward. The cursor will begin from the upper left-end position until   
it reached the end of the upper line, the cursor will then move down to the bottom left-end position to   
continue until it reached the end of the bottom line. 
 
 
9.3 Horizontal scroll mode 
In this mode, the extend of the cursor activity is bond by predefined range, limited to the upper   
line.(Please refer to Set or cancel window command), where the default window is the whole upper   
line.    The cursor will begin from the left-end of the    range and move rightward until it reached the end   
of the range, to continue, the characters that comes thereafter will start    pushing the previous   
characters leftward from the right-end, scrolling the characters to the left. 
 
9.4 Set the string display mode, and write string to display 
Set the string display mode, write to upper or lower line d1 d2 d3 ….. dn    {1 n 20} ‘A’ stands for   
the upper line, ‘B’ stands for the lower line, The string display mode will be cancelled and back to   
last mode after receive CLR or CAN   
 
9.5 Upper line message scroll continuously 
The message (previously defined) will scroll continuously in the horizontal direction until a new 
command is received.9.6 Move cursor left      When the current cursor is at the left-end position, this 
command operates differently depends on the display mode.    Overwrite mode: When the cursor 
reached the   
left-end of the lower line , it will continue to the right-end of the upper line, overwrite previous characters.   
When it reached the left end of the upper line, it will continue to the right-end of the lower line. 
Vertical scroll mode: When the cursor reached the left-end of the lower line, the lower line will scroll up   
and replace the previous upper line, the lower line will be cleared and the cursor will continue to the right 
end of the lower line. Horizontal scroll mode: The cursor will remain stationary. 
 
 
9.7 Move cursor right 
Move the cursor to the right. When the cursor reached the right-end, this command operates differently 
depending on the display mode. Overwrite mode: When the cursor reached the right-end of the lower 
line, it will continue to the left-end of the upper line,    overwrite previous characters. When it reached the 
right-end of the upper line, it will continue to the right-end of the lower line. Vertical scroll mode: When 
the cursor reached the right-end of the lower line, the lower line will scroll up to replace the upper    line, 
the lower line is cleared and ready to continue characters there after. Horizontal scroll mode: The cursor 
will remain stationary.