IBM IC35L020 - Deskstar 20 GB Hard Drive - Figure 84. Identify Device Information (4 of 6)

Ultra DMA transfer modes
15- 8 (=xx) Current active Ultra DMA transfer mode
15-14 Reserved (=0)
13 Mode 5 1= Active 0= Not Active
12 Mode 4 1= Active 0= Not Active
11 Mode 3 1= Active 0= Not Active
10 Mode 2 1= Active 0= Not Active
9 Mode 1 1= Active 0= Not Active
8 Mode 0 1= Active 0= Not Active
7- 0 (=3F) Ultra DMA transfer mode supported
7-6 Reserved (=0)
5 Mode 5 1= Support
4 Mode 4 1= Support
3 Mode 3 1= Support
2 Mode 2 1= Support
1 Mode 1 1= Support
0 Mode 0 1= Support
0x3FH88
Command set/feature default
15-14 (=01) Word 87 is valid
13- 0 ( =0) Reserved
4000H87
Command set/feature enabled
15-10 Reserved
9 Automatic Acoustic Management enabled
8 Set Max Security extensions enabled
7 Set Features Address Offset mode
6 Set Features subcommand required to spin-up
after power-up
5 Power-Up In Standby feature set enabled
4 Removable Media Status Notification feature
3 Advanced Power management feature set
2 CFA feature set
1 READ/WRITE DMA QUEUED
0 DOWNLOAD MICROCODE command
xxxxH86
Command set/feature enabled
15 Reserved
14 NOP command
13 READ BUFFER command
12 WRITE BUFFER command
11 Reserved
10 Host Protected Area feature set
9 DEVICE RESET command
8 SERVICE interrupt
7 RELEASE interrupt
6 LOOK AHEAD
5 WRITE CACHE
4 PACKET Command feature set
3 Power management feature set
2 Removable feature set
1 Security feature set
0 S.M.A.R.T. feature set
xxxxH85
DescriptionContentWord
Figure 84. Identify Device Information (4 of 6)
Deskstar 60 GXP Hard disk drive specification
115