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Items Display_osd232
ggodart edited this page Jan 1, 2021
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Allows for displaying one or more pages of text on an Intuitive Circuits OSD-232 On-screen display character overlay board with RS-232 interface. It should also support their VideoStamp product by simply setting the appropriate baud rate, although I don't have one to test.
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| Method | Description |
|---|---|
addpage(NAME OF PAGE,REFERENCE TO PAGE OBJECT) |
Add a page object |
deletepage(NAME OF PAGE) |
Remove a page object |
printpage(NAME OF PAGE) |
Print out an entire page. Used for testing |
startflipping() |
Start flipping between the defined pages |
stopflipping() |
Stop flipping pages, the screen will be left on whatever page was last displayed |
flippage() |
Flip to the next page (TODO: need option to flip to specific page) |
currentfliprate() |
Get the length of time to display the current page we're flipping to. This is either the pages custom flip rate or the default flip rate if a custom one has not been defined |
port([PORT NAME]) |
Set or return the name of the control port |
speed([PORT SPEED]) |
Set or return the port port speed |
fliprate([PAGE FLIP RATE]) |
Set or return the default page flip rate. This is the number of seconds we show pages that don't have their own flip rate defined |
reset() |
Reset the osd232 requires minimum of 10ms delay after reset command |
clearscreen() |
Clear the osd232 display requires minimum of 10ms delay after command |
showdisplay() |
Show the current osd232 display text on the video output signal (Combine showdisplay and hidedisplay to a single function with a parameter determining whether to show or hide) |
hidedisplay() |
hide the current osd232 display text on the video output signal |
background(COLOR) |
set the display background color |
showpage(PAGE NAME) |
write a page of text to the osd232 buffer |
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Brent DeShazer brent@deshazer.net
The following links are broken See http://www.icircuits.com/prod_osd232.html and http://www.icircuits.com/prod_videostamp.html
Page parameters
PAGENAME - unique name of this page
BGCOLOR - background color of this page
FLIP - whether to display this page when doing timed flipping
FLIPRATE - over-ride default flip rate for this page
Line parameters
TEXT - text to display
X - horizontal coordinate to display text at
Y - vertical coordinate to display text at
TEXTCOLOR - Color to display text in
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| Method | Description |
|---|---|
pagename([NAME OF PAGE]) |
set or return name of the page |
pageref() |
return an object reference to this page |
bgcolor([COLOR]) |
set or return the bakcground color for this page |
flip([0 - noflip, =1 - flip])> |
set or return whether this page is included in the flip rotation |
fliprate([SECONDS]) |
set or return the flip delay for this page |
addline(LINE NAME,PARM1=VALUE,PARM2=>VALUE,...)> |
add a line to this page |
deleteline(LINE NAME) |
delete a line from this page |
values(LINE NAME,VALUE HASH KEY) |
set or return a value from a lines hash |
settext("TEXT TO DISPLAY") |
A convenience function to change the text of a line. |
print() |
Print all the elements of all lines of this page. Used for testing |
writedisplay() |
Write the content of all lines to the osd232 display memory. Note that whether it actually shows on the screen is dependant on whether we are currently hiding or showing the display! |
None
Brent DeShazer brent@deshazer.net
The following links are broken See http://www.icircuits.com/prod_osd232.html and http://www.icircuits.com/prod_videostamp.html