Video and Vision Processing Suite Intel® FPGA IP User Guide

ID 683329
Date 4/04/2022
Public

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15.3. Guard Bands IP Interfaces

Table 165.  Configurable Guard Bands IP Input and Output Interfaces
Name Direction Width Description
Clocks and resets
main_clock_clk In 1 AXI4-S processing clock.
main_reset_rst In 1 AXI4-S processing reset.
agent_clock_clk In 1 Optional agent interface clock.
agent_reset_rst In 1 Optional agent interface reset.
Control interfaces
av_mm_control_agent_address In 7 Avalon memory-mapped agent address.
av_mm_control_agent_write In 1 Avalon memory-mapped agent write.
av_mm_control_agent_writedata In 32 Avalon memory-mapped agent write data.
av_mm_control_agent_byteenable In 4 Avalon memory-mapped agent byte enable.
av_mm_control_agent_read In 1 Avalon memory-mapped agent read.
av_mm_control_agent_readdata Out 32 Avalon memory-mapped agent read data.
av_mm_control_agent_readdatavalid Out 1 Avalon memory-mapped agent read.
av_mm_control_agent_waitrequest Out 1 Avalon memory-mapped agent wait request.
Intel FPGA streaming video interfaces
axi4s_vid_in_tdata In AXI4-S data in.
axi4s_vid_in_tvalid In 1 AXI4-S data valid.
axi4s_vid_in_tuser[0] In 1 AXI4-S start of video frame.
axi4s_vid_in_tuser[1] In 1 AXI4-S control or data packet.
axi4s_vid_in_tuser[N-1:2] In Unused.
axi4s_vid_in_tlast In 1 AXI4-S end of packet.
axi4s_vid_in_tready Out 1 AXI4-S data ready.
axi4s_vid_out_tdata Out 35 AXI4-S data out.
axi4s_vid_out_tvalid Out 1 AXI4-S data valid.
axi4s_vid_out_tuser[0] Out 1 AXI4-S start of video frame.
axi4s_vid_out_tuser[1] Out 1 AXI4-S control or data packet.
axi4s_vid_out_tuser[N-1:2] Out 36 Unused.
axi4s_vid_out_tlast Out 1 AXI4-S end of packet.
axi4s_vid_out_tready In 1 AXI4-S data ready.
35 The equation gives all tdata widths in these interfaces:

max (floor(((3x bits per color sample x number of color planes x pixels in parallel) + 7) / 8) x 8, 16)

36

The equation gives all tuser widths in these interfaces:

N = ceil (tdata width / 8)