ELECTRICAL SPECIFICATION

 

 

SSD-PXXX(I)-3100 DATA SHEET

 

SIGNAL DESCRIPTIONS

 

 

 

 

 

 

Table 8: Signal Descriptions

 

 

 

 

 

 

 

 

Signal Name

Pin

Type

Description

 

 

 

 

 

 

 

 

A10-A0

8, 10, 11,

I

These address lines along with the

 

 

 

12, 14, 15,

 

-REG signal are used to select the

 

 

 

16, 17, 18,

 

following:

 

 

 

19, 20

 

• The I/O port address registers

 

 

 

 

 

 

 

 

 

 

within the SiliconDrive CF

 

 

 

 

 

• The memory-mapped port address

 

 

 

 

 

registers within the SiliconDrive CF

 

 

 

 

 

• A byte in the card's information

 

 

 

 

 

structure and its configuration

 

 

 

 

 

control and status registers

 

 

 

 

 

 

 

 

A10-A0

 

 

This signal is the same as the PC

 

 

(PC Card I/O

 

 

Card Memory Mode signal.

 

 

mode)

 

 

 

 

 

 

 

 

 

 

 

A2-A0

18, 19, 20

I

In true IDE mode, only A[2:0] are used

 

 

(True IDE mode)

 

 

to select the one of eight registers in

 

 

 

 

 

the Task File. The remaining address

 

 

 

 

 

lines should be grounded by the host.

 

 

 

 

 

 

 

 

BVD1

46

I/O

This signal is asserted high, because

 

 

(PC Card memory

 

 

BVD1 is not supported.

 

 

mode)

 

 

 

 

-STSCHG

(PC Card I/O mode)

This signal is asserted low to alert the host to changes in the RDY/-BSY and Write Protect states while the I/O interface is configured. This signal’s use is controlled by the Card Configuration and Status register.

-PDIAG

 

In the true IDE mode, this input/output

(True IDE mode)

 

is the Pass Diagnostic signal in the

 

 

Master/Slave handshake protocol.

BVD2

45

I/O This signal is asserted high, as BVD2

(PC Card memory

 

is not supported.

mode)

 

 

 

 

 

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3100P-06DSR

PAGE 7

FEBRUARY 2, 2009

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Silicon Image SSD-P16G(I)-3100 manual Signal Descriptions, Signal Name Pin Type Description