Input/Output Interfaces

Table 5-7.

Diskette Drive Interface Configuration Registers

Index

 

 

Reset

Address

Function

R/W

Value

 

 

 

 

30h

Activate

R/W

01h

 

 

 

 

60-61h

Base Address

R/W

03F0h

 

 

 

 

70h

Interrupt Select

R/W

06h

 

 

 

 

74h

DMA Channel Select

R/W

02h

 

 

 

 

F0h

DD Mode

R/W

02h

 

 

 

 

F1h

DD Option

R/W

00h

 

 

 

 

F2h

DD Type

R/W

FFh

 

 

 

 

F4h

DD 0

R/W

00h

 

 

 

 

F5h

DD 1

R/W

00h

For detailed configuration register information refer to the SMSC data sheet for the LPC47B397 I/O component.

5-8

361834-002

Technical Reference Guide