Altera DisplayPort MegaCore Function User Manual
Page 59
Bit
Signal
Comments
214:209
vbid_vbid[5:0]
VB-ID bit field:
• vbid[0] - VerticalBlanking_Flag
• vbid[1] - FieldID_Flag (for progressive video, this remains
0)
• vbid[2] - Interlace_Flag
• vbid[3] - NoVideoStream_Flag
• vbid[4] - AudioMute_Flag
• vbid[5] - HDCP SYNC DETECT
208:201
vbid_Mvid[7:0]
Least significant 8 bits of Mvid for the video stream
200:193
vbid_Maud[7:0]
Least significant 8 bits of Maud for the audio stream
192
msa_valid
0 = MSA fields are invalid or being updated, 1 = MSA fields
are valid
191:168
msa_Mvid[23:0]
Mvid value for the main video stream. Used for stream clock
recovery from link symbol clock.
167:144
msa_Nvid[23:0]
Nvid value for the main video stream. Used for stream clock
recovery from link symbol clock.
143:128
msa_Htotal[15:0]
Horizontal total of received video stream in pixels
127:112
msa_Vtotal[15:0]
Vertical total of received video stream in lines
111
msa_HSP
H-sync polarity 0 = Active high, 1 = Active low
110:96
msa_HSW[14:0]
H-sync width in pixel count
95:80
msa_Hstart[15:0]
Horizontal active start from H-sync start in pixels (H-sync
width + Horizontal back porch)
79:64
msa_Vstart[15:0]
Vertical active start from V-sync start in lines (V-sync width
+ Vertical back porch)
63
msa_VSP
V-sync polarity 0 = Active high, 1 = Active low
62:48
msa_VSW[14:0]
V-sync width in lines
47:32
msa_Hwidth[15:0]
Active video width in pixels
31:16
msa_Vheight[15:0]
Active video height in lines
UG-01131
2015.05.04
MSA Interface
5-23
DisplayPort Sink
Altera Corporation