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Bit 14 of word 85 shall be set to one; the Drive supports the NOP command.
Bit 15 of word 85 is obsolete.
Bit 0 of word 86 shall be set to zero; the Drive does not support the Download Microcode command.
Bit 1 of word 86 shall be set to zero; the Drive does not support the Read DMA Queued and Write DMA
Queued commands.
If bit 2 of word 86 shall be set to zero, the Drive does not support the CFA feature set.
If bit 3 of word 86 is set to one, the Advanced Power Management feature set has been enabled via the
Set Features command.
Bit 4 of word 86 shall be set to zero; the Drive does not support the Removable Media Status feature set.
6.7.31 Word 88: Ultra DMA Modes Supported and Selected
Word 88 identifies the Ultra DMA transfer modes supported by the device and indicates the mode that is
currently selected. Only one DMA mode shall be selected at any given time. If an Ultra DMA mode is selected,
then no Multiword DMA mode shall be selected. If a Multiword DMA mode is selected, then no Ultra DMA mode
shall be selected. Support of this word is mandatory if Ultra DMA is supported. Word 88 shall return a value of 0
if the device does not support UDMA.
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Bit 15
Bit 14
Bit 13
Bit 12
Bit 11
Bit 10
Bit 9
Bit 8
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reserved
1 = Ultra DMA mode 6 is selected 0 = Ultra DMA mode 6 is not selected
1 = Ultra DMA mode 5 is selected 0 = Ultra DMA mode 5 is not selected
1 = Ultra DMA mode 4 is selected 0 = Ultra DMA mode 4 is not selected
1 = Ultra DMA mode 3 is selected 0 = Ultra DMA mode 3 is not selected
1 = Ultra DMA mode 2 is selected 0 = Ultra DMA mode 2 is not selected
1 = Ultra DMA mode 1 is selected 0 = Ultra DMA mode 1 is not selected
1 = Ultra DMA mode 0 is selected 0 = Ultra DMA mode 0 is not selected
Reserved
1 = Ultra DMA mode 6 and below are supported. Bits 5:0 shall be set to 1.
1 = Ultra DMA mode 5 and below are supported. Bits 4:0 shall be set to 1.
1 = Ultra DMA mode 4 and below are supported. Bits 3:0 shall be set to 1.
1 = Ultra DMA mode 3 and below are supported, Bits 2:0 shall be set to 1.
1 = Ultra DMA mode 2 and below are supported. Bits 1:0 shall be set to 1.
1 = Ultra DMA mode 1 and below are supported. Bit 0 shall be set to 1.
1 = Ultra DMA mode 0 is supported
6.7.32 Word 89: Time required for Security erase unit completion
Word 89 specifies the time required for the SECURITY ERASE UNIT command to complete. Support of this word is
mandatory if the Security feature set is supported.
Required Time= (Value*2) minutes
6.7.33 Word 92: Master Password Revision Code
Word 92 contains the value of the Master Password Revision Code set when the Master Password was last
changed. Valid values are 0001h through FFFEh. A value of 0000h or FFFFh indicates that the Master Password
Revision is not supported. Support of this word is mandatory if the Security feature set is supported.
6.7.34 Word 128: Security status
Support of this word is mandatory if the Security feature set is supported.
Bit 8 of word 128 indicates the security level. If security mode is enabled and the security level is high, bit 8
shall be cleared to zero. If security mode is enabled and the security level is maximum, bit 8 shall be set to one.
When security mode is disabled, bit 8 shall be cleared to zero.
Bit 5 of word 128 indicates the Enhanced security erase unit feature is supported. If bit 5 is set to one, the
Enhanced security erase unit feature set is supported.
Bit 4 of word 128 indicates that the security count has expired. If bit 4 is set to one, the security count is expired
and SECURITY UNLOCK and SECURITY ERASE UNIT are command aborted until a power-on reset or hardware reset.
Bit 3 of word 128 indicates security frozen. If bit 3 is set to one, the security is frozen.
Bit 2 of word 128 indicates security locked. If bit 2 is set to one, the security is locked.
Bit 1 of word 128 indicates security enabled. If bit 1 is set to one, the security is enabled.
Bit 0 of word 128 indicates the Security Mode feature set supported. If bit 0 is set to one, security is supported.
Swissbit AG
Industriestrasse 4
Swissbit reserves the right to change products or specifications without notice.
Revision: 0.92
CH-9552 Bronschhofen
Switzerland
www.swissbit.com
industrial@swissbit.com
F-240_data_sheet_CA-HxBV_Rev092.doc
Page 24 of 56
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