davidar/litexOnColorlightLab004

basic example of litex on colorLight 5A-75B based on fpga_101/lab004

litexOnColorlightLab004

Demonstration on using a Soft Core (VexRiscv) built with LiteX on a Colorlight i5/i9 (ECP5).

Prerequisite

software

• OSS CAD Suite
• LiteX
• remember to setup udev rules

If using WSL2:

• usbipd
• kernel with CONFIG_USB_HIDDEV enabled

Build

gateware

python3 -m litex_boards.targets.colorlight_i5 --board i9 --revision 7.2 --cpu-type vexriscv --build --load --ecppack-compress

firmware

make -C firmware

load firmware

litex_term --kernel firmware/firmware.bin /dev/ttyACM0

If you started the terminal too late to see the LiteX BIOS, type reboot to restart the CPU.