68-Pin VHDCI Male to 68-Pin D-SUB Female, Shielded Multifunction Cable—The SHC68M-68F-RMIO Cable, sometimes referred to as SHC68-68-RMIO, connects to the terminal block of a multifunction reconfigurable I/O (RIO) device. The SHC68M-68F-RMIO Cable is available in different lengths.