Altera DisplayPort MegaCore Function User Manual
Page 22
Parameter
Description
Pixel input mode
Select the number of pixels per clock (single, dual, or
quad symbol).
• If you select dual pixels per clock, the pixel clock
is ½ of the full rate clock and the video port
becomes two times wider.
• If you select four pixels per clock, the pixel clock
is ¼ of the full rate clock and the video port
becomes four times wider.
Scrambler seed value
Specify the initial seed for the scrambler block. Use
16’hFFFF for normal DP and 16’hFFFE for eDP.
Enable AUX debug stream
Turn on to send source AUX traffic output to an
Avalon-ST port.
Import fixed MSA
Turn on to enable the source to accept a fixed MSA
value from an external port.
Support CTS test automation
Turn on to support CTS test automation.
Support secondary data channel
Turn on to enable secondary data.
Support audio data channel
Turn on to enable audio packet encoding.
Note: To use this parameter, you must turn on
the Support secondary data channel
parameter.
Number of audio data channels
Specify the number of audio channels supported.
6-bpc RGB or YCbCr 4:4:4 (18 bpp)
Turn on to support 18 bpp encoding.
8-bpc RGB or YCbCr 4:4:4 (24 bpp)
Turn on to support 24 bpp encoding.
10-bpc RGB or YCbCr 4:4:4 (30 bpp)
Turn on to support 30 bpp encoding.
12-bpc RGB or YCbCr 4:4:4 (36 bpp)
Turn on to support 36 bpp encoding.
16-bpc RGB or YCbCr 4:4:4 (48 bpp)
Turn on to support 48 bpp decoding.
8-bpc YCbCr 4:2:2 (16 bpp)
Turn on to support 16 bpp encoding.
10-bpc YCbCr 4:2:2 (20 bpp)
Turn on to support 20 bpp encoding.
12-bpc YCbCr 4:2:2 (24 bpp)
Turn on to support 24 bpp encoding.
4-6
Source Parameters
UG-01131
2015.05.04
Altera Corporation
DisplayPort Source