GPIB Identify result:
    0000: 02 68                                           '.h'
CS-80 Describe:
0 bytes of describe data:
report value: 02
installed unit max: 0x8001
max xfer rate: 1000
controller type: 0
unit_type: 2
device number: 0x091450
bytes per block: 1024
buffer size in blocks: 64
recommended burst size: 0
block time in microseconds: 15000
continuous average transfer rate: 66
optimal retry time (*10ms): 0
access time (*10ms): 48000
maximum interleave factor: 0
fixed volume max: 0x00
removable volume max: 0x01
max cylinder: 0x000000
max head: 0x000000
max sector: 0x000000
max single vector: 0x00000000ff7f
current interleave: 0x00
reading blocks 1..1...report value: 02
CS-80 Request Status:
20 bytes of status:
    0000: 00 ff 00 00 00 02 00 00 80 00 0f ff ff ff ff ff '................'
    0010: d0 11 fd 40                                     'P.}@'
CS-80 Request Status:
20 bytes of status:
    0000: 00 ff 00 00 00 00 00 00 00 10 00 00 00 00 0b 76 '...............v'
    0010: d0 11 fd 40                                     'P.}@'