The templates is here
for C++ ：
nnvg --templates templates/ --outdir include --target-language cpp public_regulated_data_types-master/uavcan
However ， what is the command to generate .h just link the content of red rectangle?
C code generation is not yet there, but it is very close to completion. You can follow the progress here:
@newcomer where did those C++ templates come from, and do you know if there is a more complete version? Thanks.