2.15
Floppy Disk In ter face
The EBC-LP sup ports up to 2 stan dard 3 1/2" or 5 1/4" PC com pati ble floppy disk drives. The drives
are con nected via the I/O con nec tor at J28. Note that the in ter con nect ca ble to the drives is a stan dard
floppy I/O ca ble used on desk- top PCs. The ca ble must have the twisted sec tion prior to the drive A
po si tion. The pin defi ni tions for the J28 con nec tor are shown here:
2.16
IDE Hard Disk In ter face
The EBC-LP sup ports stan dard IDE fixed disks through the I/O con nec tors at J30 (primary) and J29
(secondary). A red ac tiv ity LED is pres ent at D6 and D8 for the primary and secondary hard drive
controllers respectively. The pin defi ni tions for J29 and J30 are shown here:
Page 2-16
EBC-LP OPERATIONS MANUAL
030530
WinSystems
- "The Embedded Authority"
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29
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J28
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
RPM/LC
N/C
N/C
INDEX
MTR0
DRV1
DRV0
MTR1
DIR
STEP
WDATA
WGATE
TRK0
WPRT
RDATA
HDSEL
DSKCHG
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3
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5
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7
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9
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29
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35
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RST
D7
D6
D5
D4
D3
D2
D1
D0
LED
DRQ
IOW
IOR
RDY
DACK
IRQ
A1
A0
CS1
VCC
GND
D8
D9
D10
D11
D12
D13
D14
D15
N/C
GND
GND
GND
NC
GND
NC
NC
A2
CS3
GND
J29 and J30
Содержание EBC-LP
Страница 2: ...REVISION HISTORY P N 403 0306 000B ECO Number Date Code Rev Level ORIGINATED 030110 B 03 59 030530 B1...
Страница 68: ...APPENDIX C Mechanical Drawing...
Страница 69: ......
Страница 70: ......
Страница 71: ...APPENDIX D WS16C48 I O Routines and Sample Program Listings...
