USRP Hardware Driver and USRP Manual  Version: 4.4.0.0-2021-g7487e793
UHD and USRP Manual
Modules
Here is a list of all modules:
[detail level 12]
 RFNoCAdditional documentation regarding RFNoC
 RFNoC BlocksDocumentation for RFNoC blocks that are part of UHD