Video and Vision Processing Suite Intel® FPGA IP User Guide

ID 683329
Date 8/08/2022
Public

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22.3. Genlock Signal Router IP Interfaces

Table 297.  Genlock Signal Router IP Interfaces
Name Direction Width Description
Clocks and Resets
vid_clk In 1 Reserved
vid_reset In 1 Reserved
axi4s_fr_vid_in_clk In 1 Optional Input clock associated with each of the full-raster interfaces
axi4s_fr_vid_in_reset In 1 Optional Input reset associated with each of the full-raster interfaces
async_clk In 1 Optional Input clock associated with each of the discrete and clocks only interfaces
cpu_clock In 1 Control interface clock
cpu_reset In 1 Control 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 (Optional per input interface)
axi4s_fr_vid_in_tdata In 58 AXI4-S data in
axi4s_fr_vid_in_tvalid In 1 AXI4-S data valid
axi4s_fr_vid_in_tuser[0] In 1 AXI4-S start of video frame
axi4s_fr_vid_in_tuser[N-1:1] In 59 Unused
axi4s_fr_vid_in_tlast In 1 AXI4-S end of packet
axi4s_fr_vid_in_tready Out 1 AXI4-S data ready
Intel FPGA Discrete Timing Signals (Optional per input interface)
async_clock In 1 Input clock
async_f In 1 Field
async_v In 1 Vertical blanking
async_h In 1 Horizontal blanking
async_v_sync In 1 Vertical sync
async_h_sync In 1 Horizontal sync
async_toggle In 1 Start of frame toggle
axi4s_pulse In 1 Start of frame pulse
Intel FPGA Clocks only signal (Optional per output interface)
genlock_clock In 1 Output Clock
Intel FPGA Discrete Timing Signals (Optional per input interface)
genlock_clock In 1 Input Clock
genlock_f In 1 Field
genlock_v In 1 Vertical blanking
genlock_h In 1 Horizontal blanking
genlock_sof_toggle In 1 Start of frame toggle
genlock_sof_pulse In 1 Start of frame pulse
58

The equation gives the TDATA width for interfaces for full-raster variants:

max (floor(((bits per color sample x (number of color planes + 1) x pixels in parallel) + 7) / 8) x 8, 16)

59

This equation gives the TUSER width N for these interfaces: ceil (tdata width / 8)