Full speed USB2 to 115200 bauds UART module for TTL logic at 3V3. It requires 48MHz clock from user_clock2.
See verilog/rtl/fpga folder for FPGA tests.
mkdir -p dependencies export OPENLANE_ROOT=$(pwd)/dependencies/openlane_src export PDK_ROOT=$(pwd)/dependencies/pdks export PDK=sky130A make setup make user_proj_example klayout -l dependencies/pdks/sky130A/libs.tech/klayout/tech/sky130A.lyp gds/user_proj_example.gds make user_project_wrapper klayout -l dependencies/pdks/sky130A/libs.tech/klayout/tech/sky130A.lyp gds/user_project_wrapper.gds make verify-usb2uart-rtl make verify-usb2uart-gl #make extract-parasitics make create-spef-mapping #make caravel-sta rm -rf ~/mpw_precheck/ make precheck make run-precheck #make compress