Fujitsu MCE3064AP, MCF3064AP, MCE3130AP manual ATAPI Block Device Select register, Error register

4.3.1.7ATAPI Block Device Select register

This register's bits are defined as shown below.

Table 4.9 Bit definitions of ATAPI Block Device Select register

7	6	5	4	3	2	1	0
Unused	Unused	Unused	Dev	Unused		LUN		R/W

!Bits 7, 6, 5, and 3 are not used. The ODD ignores all value sets in these bits.

!Dev indicates the device address. When Dev is 0, device 0 is selected and when Dev is 1, device 1 is selected.

!LUN (Logical Unit Number) is not supported. The ODD ignores all values in these bits.

4.3.1.8Error register

This register indicates the status of the final command.

The value of this register is effective when the ERR bit of the Status register is 1 at completion of a command other than EXECUTE DEVICE DIAGNOSTIC.

The value of this register indicates the diagnostic code at power-on, reset, and execution of the EXECUTE DEVICE DIAGNOSTIC command. For details on diagnostic codes, see Section 4.5.5.

			Table 4.10 Bit definitions of Error register
7	6		5	4	3	2	1	0
		Sense Key			MCR	ABRT	EOM	ILI	Read
					(0b)		(0b)	(0b)

!For the Sense Key, see Table 4.96.

!MCR (Media Change Requested) is not used. It is always 0.

!ABRT (Aborted Command) indicates that the value of the ATA command code or task file register is incorrect.

!EOM (End of Media) is not used. It is always 0.

!ILI (Illegal Length Indication) is not used. It is always 0.

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