The following table provides an overview of the clocks and resets. See Clocking and Resets for more information.
| Name | I/O | Width | Description |
|---|---|---|---|
| s_axi_cpu_aclk | I | 1 | AXI4-Lite CPU control interface clock. |
| s_axi_cpu_aresetn | I | 1 | Reset, associated with
s_axi_cpu_aclk (active-Low). The
s_axi_cpu_aresetn signal resets the entire subsystem including the
data path and AXI4-Lite
registers. |
| s_axis_video_aclk | I | 1 | AXI4-Stream video output clock. |
| s_axis_video_aresetn | I | 1 | Reset, associated with
s_axis_video_aclk (active-Low).
Resets the AXI4-Stream data path for the video
output.
|
| s_axis_audio_aclk | I | 1 | AXI4-Stream Audio output clock. (The audio streaming clock must be greater than or equal to 128 times the audio sample frequency) |
| s_axis_audio_aresetn | I | 1 | Reset, associated with
s_axis_audio_aclk (active-Low).
Resets the AXI4-Stream data path for the audio
output.
|
| link_clk | I | 1 | HDMI Link data output clock. This connects to the Video PHY Controller /HDMI GT Subsystem link clock output. |
| video_clk | I | 1 | Clock for the native video interface. |
|
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