Manual
220 Series Commercial Grade CF Product Manual v2.0Cactus Technologies
®
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Bit 3 (-HS1) This bit is the negation of bit 1 in the Drive/Head register.
Bit 2 (-HS0) This bit is the negation of bit 0 in the Drive/Head register.
Bit 1 (-nDS1) This bit is 0 when drive 1 is active and selected.
Bit 0 (-nDS0) This bit is 0 when the drive 0 is active and selected.
S.M.A.R.T. Support
4.6.
Cactus Technologies Commercial CF cards support extended attributes reporting through the
S.M.A.R.T Feature Set. The following subcommands are supported when programmed into the
Feature Register:
Value Command Value Command
D0h Read Data D4h Execute O-line Immediate
D1h Read Attributes Threshold D7h Enable S.M.A.R.T Operations
D2h Enable/Disable Autosave D8h Disable S.M.A.R.T Operations
D3h Save Attribute Values Dah Return Status
4.6.1. S.M.A.R.T. Data Structure
The Read Data command returns 512 bytes of data in the following format:
Byte F/V Description
0-1 X Revision code
2-361 X Vendor Specic
362 V O-line data collection status
363 X Self-test execution status byte
364-365 V Total time in seconds to complete o-line data collection activity
366 X Vendor specic
367 F O-line data collection capabilities
368-369 F S.M.A.R.T capabilities
370 F
Error logging capabilities:
bit 0: 1 – device error logging supported
bits1-7: reserved
371 X Vendor specic
372 F Short self-test routine recommended polling time (in minutes)
373 F Extended self-test routine recommended polling time (in minutes)
374 F Conveyance self-test routine recommended polling time (in minutes)
375-385 R Reserved
386-395 F Firmware Version/Date Code
396-399 R Reserved
400-406 F 'SMI2232EN'
407-511 R Reserved