Read and cache the hardware descriptor.
Read and cache the hardware descriptor.

By reading the hardware descriptor immediately after entering download
or service mode, we can identify the specific model and adapt to minor
differences in the communication protocol.

henrik242/libdivecomputer,glance-/libdivecomputer,henrik242/libdivecomputer,glance-/libdivecomputer,Poltsi/libdivecomputer-vms