Datasheet

11.2.3 Pin Replacement Register (Offset 04h)

The Pin Replacement Register is used to provide the card status information about READY and WP.

0MRdy/-Bsy000CRdy/-Bsy00Write

0Rdy/-Bsy110CRdy/-Bsy00Read

D0D1D2D3D4D5D6D7Operation

Figure 43. Pin Replacement Register (Offset 04h)

Crdy/-Bsy: This bit is set to one (1) when the bit Rdy/-Bsy changes state. This bit can also be written by

the host.

Rdy/-Bsy: This bit is used to determine the internal state of the Rdy/-Bsy signal. This bit can be used to

determine the state of the RDY/-BSY as this pin has been reallocated for use as –IREQ on the I/O inter-

face.

MRdy/-Bsy: This bit acts as a mask for writing the corresponding bit CRdy/-Bsy.

11.2.4 Socket and Copy Register (Offset 06h)

This register contains additional configuration information. The host must always set this register before

writing configuration index to the Configuration Option Register.

XXXXDevice #000Write

0000Device #00ReservedRead

D0D1D2D3D4D5D6D7Operation

Figure 44. Socket and Copy Register (Offset 06h)

Reserved: This bit is reserved for future standards. This bit must be set to zero (0) by the host whenever

the register is written.

Device #: This is always read as zero (0) and must be set to zero (0) as the device does not support twin

card configuration.

X: the socket number field is ignored by the device.

Hard disk drive specification for DSCM-11000/-10512/-10340