Check waveform calculation in 

implementation of the method below has to be checked:

https://github.com/lnls-sirius/dev-packages/blob/9f33fcfc1d566878c8cff133abe263e2b10fcb5b/siriuspy/siriuspy/pwrsupply/siggen.py#L132

this method generates a waveform that corresponds to the signal generated in the power supply, given definition of the siggen configuration parameters.