Add GW support for PCB version
In the top level file for the conv-ttl-rs485 gateware, support for reading PCB version and storing it in a register must be added. This will be used in conjunction with the new version of the conv-common-gw submodule.
In the top level file for the conv-ttl-rs485 gateware, support for reading PCB version and storing it in a register must be added. This will be used in conjunction with the new version of the conv-common-gw submodule.