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AP-SDM004GAPANS-BC Datasheet(PDF) 9 Page - List of Unclassifed Manufacturers |
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AP-SDM004GAPANS-BC Datasheet(HTML) 9 Page - List of Unclassifed Manufacturers |
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9 / 44 page  SATA-Disk ModuleⅡ Ⅱ Ⅱ Ⅱ AP-SDMxxxxXPANS-B 8 © 2009 Apacer Technology Inc. Rev. 1.0 2.1.1 Check-Power-Mode (98h or E5h) Register 7 6 5 4 3 2 1 0 Features X Sector Count X Sector Number (LBA Low) X Cylinder Low (LBA Mid) X Cylinder High (LBA High) X Device X Drive X Command 98h or E5h The Check-Power-Mode command verifies the device’s current power mode. When the device is configured for Standby mode, or is entering or exiting Standby, the BSY bit will be set and the Sector Count register is set to 00h, and the BSY bit is then cleared. In Idle mode, BSY is set and the Sector Count register is set to FFh, and then the BSY bit is cleared and an interrupt is issued. 2.1.2 Execute-Drive-Diagnostic (90h) Register 7 6 5 4 3 2 1 0 Features X Sector Count X Sector Number (LBA Low) X Cylinder Low (LBA Mid) X Cylinder High (LBA High) X Device X Drive X Command 90h The Executive-Drive-Diagnostic command performs an internal read/write diagnostic test using AA55h and 55AAh. If an error is detected in the read/write buffer, the Error register will report the appropriate diagnostic code. The diagnostic codes are shown in Table 2-2. Table 2-2 Diagnostic codes reported upon internal read/write testing Code Error Type 01h No Error Detected 02h Formatter Device Error 03h Sector Buffer Error 04h ECC Circuitry Error 05h Controlling Microprocessor Error 8Xh Slave Error |
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