Kontron KT690-mITX (BGA) - dual core Manual de usuario descargar pdf (Pagina 46)

KT690 Family

KTD-00738-J

Public

User Manual

Date 2012-06-01

Page

Floppy connector (FLOPPY). 4.10

The KT690 supports connection of one standard 1.44M Floppy Disk Drive. The Floppy Drive shall be

connected as A: (The “last” connector on a standard Floppy Disk cable kit).

Note

Pull

U/D

Ioh/Iol

Type

Signal

Type

Ioh/Iol

Pull

U/D

Note

PWR

GND

DENSEL0#

/48

PWR

GND

PWR

GND

PWR

GND

INDEX#

330R

PWR

GND

MOTEA#

/48

PWR

GND

PWR

GND

DRVA#

/48

PWR

GND

PWR

GND

DIR#

/48

PWR

GND

STEP#

/48

PWR

GND

WDATA#

/48

PWR

GND

WGATE#

/48

PWR

GND

TRK0#

330R

PWR

GND

WPT#

330R

RDATA#

330R

PWR

GND

SIDE1#

/48

DSKCHG#

330R

Signal Description:

RDATA# Read Disk Data, active low, serial data input from the floppy disk drive.

WDATA# Write Disk Data, active low, serial data output to the floppy disk drive.

WGATE# This output signal enables the head of the selected disk drive to write to the disk.

MOTEA# This output signal enables the motor in floppy disk drive A.

DRVA# Active low output signal to select floppy disk drive A.

SIDE1# This output signal selects side of the disk in the selected drive.

DIR# This signal controls the direction of the floppy disk drive head movement during a seek

operation. A low level request steps through centre.

STEP# This output signal supplies step pulses to move the head during seek operations.

DENSEL0# This output indicates whether a low data rate (250/300kbps at low level) or a high data

rate (500/1000kbps at high level) has been selected.

TRK0# Floppy Disk Track 0, active low input to indicate that the head of the selected drive is at

track 0.

INDEX# Floppy Disk Index, active low input indicates the beginning of a disk track.

WPT# Active low input signal indicating that the selected drive contains a write protected disk.

DSKCHG# Input pin that senses whether the drive door has been opened or the diskette has been

changed.

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Kontron KT690-mITX (BGA) - dual core Manual de usuario Pagina 46

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