Sets the physical dimension of signal edfsignal ("uV", "BPM", "mA", "Degr.", etc.).
edf_set_physical_dim(edf_handle, edfsignal, phys_dim)
: integer containing file handle of the opened bdf/edf-file
: Minimum value is 1
: string containing the physical dimension of the signal edfsignal
This function is recommended for every signal and can be called only after opening a file in writemode and before the first sample write action.