10.8.28 Word 105: Maximum number of 512-byte blocks of LBA Range Entries used by the Trim feature of
the Data Set Management command
Word 105 contains the maximum number of 512-byte blocks of LBA Range Entries included with the Trim feature of
the Data Set Management command that the CompactFlash TM device shall accept. A value of 0000h indicates that
the maximum number of 512-byte blocks is not specified.
10.8.29 Word 128: Security Status
Bit 8: Security Level
If set to one indicates that security mode is enabled and the security level is maximum. If cleared to zero
and security mode is enabled, indicates that the security level is high.
Bit 5: Enhanced security erase unit feature supported
If set to one, indicates that the Enhanced security erase unit feature set is supported.
Bit 4: Expire
If set to one, indicates that the security count has expired and Security Unlock and Security Erase Unit are
command aborted until a power-on reset or hard reset.
Bit 3: Freeze
If set to one, indicates that the security is Frozen.
Bit 2: Lock
If set to one, indicates that the security is locked.
Bit 1: Enable/Disable
If set to one, indicates that the security is enabled. If cleared to zero, indicates that the security is
disabled.
Bit 0: Capability
If set to one, indicates that CompactFlash TM Storage Card supports security mode feature set. If cleared to
zero, indicates that CompactFlash TM Card does not support security mode feature set.
10.8.30 Word 160: Power Requirement Description
This word is required for CompactFlash TM Storage Cards that support power mode 1.
Bit 15: VLD
If set to 1, indicates that this word contains a valid power requirement description.
If set to 0, indicates that this word does not contain a power requirement description.
Bit 14: RSV
This bit is reserved and shall be 0.
Bit 13: -XP
If set to 1, indicates that the CompactFlash TM Storage Card does not have Power Level 1 commands.
If set to 0, indicates that the CompactFlash TM Storage Card has Power Level 1 commands
Bit 12: -XE
If set to 1, indicates that Power Level 1 commands are disabled.
If set to 0, indicates that Power Level 1 commands are enabled.
Bit 0-11: Maximum current
This field contains the CompactFlash TM Storage Card’s maximum current in mA.
10.8.31 Word 163: Advanced True IDE Timing mode capabilities and settings
This word describes the capabilities and current settings for CFA defined advanced timing modes using the True
IDE interface.
Notice! The use of True IDE PIO Modes 5 and above or of Multiword DMA Modes 3 and
above impose significant restrictions on the implementation of the host as indicated in
section 5.3 : Additional Requirements for CF Advanced Timing Modes.
There are four separate fields defined that describe support and selection of Advanced PIO timing modes and
Advanced Multiword DMA timing modes. The older modes are reported in words 63 and 64.
Bits 2-0: Advanced True IDE PIO Mode Support
Indicates the maximum True IDE PIO mode supported by the card.
0
1
2
3-7
Specified in word 64
PIO Mode 5
PIO Mode 6
Reserved
Swissbit AG
Industriestrasse 4
Swissbit reserves the right to change products or specifications without notice.
Revision: 1.00
CH-9552 Bronschhofen
Switzerland
www.swissbit.com
industrial@swissbit.com
C-440_data_sheet_CF-HxBU_Rev100.doc
Page 68 of 102
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