AXI4-Stream to Video Out

The ports on board are connected as follows in case of ZYBO:

https://reference.digilentinc.com/_media/zybo:vga1.png

ZYBO's analog video output "DAC" is simply a resistor latter.

VDMA component can be used to implement video output on Zynq-7000 boards.

C code running on ARM cores VHDL code running on programmable fabric Kernel frame- buffer module (/dev/fb0) Userspace application (eg. Xorg) AXI4-Stream to Video Out v3.0 AXI Video Direct Memory Access v6.2 Video output (VGA, HDMI, etc) DDR memory Video Timing Controller v6.1 Clocking Wizard Pixel clock 25MHz for 640x480@60Hz

Video output pipeline employing single VDMA instance with only read channel, write channel is disabled

Minimal working example

TODO

Kernel framebuffer driver

TODO

Video capture with VDMA Accelerating AES cipher on Zynq SoC-s Compiling kernel for ZYBO ZYBO quickstart Digitaalloogika olekud
VDMA AXI4-Stream Video VHDL Xilinx