Table 5.4 Information to be read by IDENTIFY DEVICE command (1 of 3)
Word  | Value  | 
  | Description  | 
0  | X‘0C5A’  | General Configuration *1  | 
  | 
1  | X‘1176’  | Number of cylinders  | MPB3021AT: X‘1176’  | 
  | X‘1A30’  | 
  | MPB3032AT: X‘1A30’  | 
  | X‘22EC’  | 
  | MPB3043AT: X‘22EC’  | 
  | X‘2A62’  | 
  | MPB3052AT: X‘2A62’  | 
  | X‘3462’  | 
  | MPB3064AT: X‘3462’  | 
2  | X‘0000’  | Reserved  | 
  | 
3  | X‘000F’  | Number of Heads  | 
  | 
4  | X‘0000’  | Retired  | 
  | 
5  | X‘0000’  | Retired  | 
  | 
6  | X‘003F’  | Number of sectors per track  | 
  | 
X‘000000000000’  | Retired  | 
  | |
–  | Serial number (ASCII code) *2  | 
  | |
X‘00000000’  | Retired  | 
  | |
22  | X‘0004’  | Number of ECC bytes transferred at READ LONG or WRITE LONG command  | |
–  | Firmware revision (ASCII code) *3  | 
  | |
–  | Model number (ASCII code) *4  | 
  | |
47  | X‘8010’  | Maximum number of sectors per interrupt on READ/WRITE MULTIPLE command  | |
48  | X‘0000’  | Reserved  | 
  | 
49  | X‘0B00’  | Capabilities *5  | 
  | 
50  | X‘0000’  | Reserved  | 
  | 
51  | X‘0200’  | PIO data transfer mode *6  | 
  | 
52  | X‘0000’  | Retired  | 
  | 
53  | X‘0003’ or  | Enable/disable setting of words   | |
  | X‘0007’  | 
  | 
  | 
54  | (Variable)  | umber of current Cylinders  | 
  | 
55  | (Variable)  | Number of current Head  | 
  | 
56  | (Variable)  | Number of current sectors per track  | 
  | 
(Variable)  | Total number of current sectors  | 
  | |
59  | *8  | Transfer sector count currently set by READ/WRITE MULTIPLE command  | |
X‘00407496’  | Total number of user addressable sectors (LBA mode only) MPB3021AT: X‘00407496’  | ||
  | X‘0060AB30’  | 
  | MPB3032AT: X‘0060AB30’  | 
  | X‘0080E92C’  | 
  | MPB3043AT: X‘0080E92C’  | 
  | X‘009C73C2’  | 
  | MPB3052AT: X‘009C73C2’  | 
  | X‘00C15DC2’  | 
  | MPB3064AT: X‘00C15DC2’  | 
62  | X‘0000’  | Retired  | 
  | 
63  | X‘xx07’  | Multiword DMA transfer mode *9  | 
  | 
64  | X‘0003’  | Advance PIO transfer mode support status *10  | |
65  | X‘0078’  | Minimum multiword DMA transfer cycle time per word : 120 [ns]  | |
66  | X‘0078’  | Manufacturer's recommended DMA transfer cycle time : 120 [ns]  | |
67  | X‘00F0’  | Minimum PIO transfer cycle time without flow control : 240 [ns]  | |
68  | X‘0078’  | Minimum PIO transfer cycle time with IORDY flow control : 120 [ns]  | |
X‘00’  | Reserved  | 
  | |
80  | X‘000E’  | Major version number *11  | 
  | 
81  | X‘0000’  | Minor version number (not reported)  | 
  | 
82  | X‘0009’  | Support of command sets *12  | 
  | 
83  | X‘4000’  | Support of command sets (fixed)  | 
  | 
X‘00’  | Reserved  | 
  | |
88  | X‘xx07’  | Ultra DMA modes *13  | 
  | 
5 - 30  |