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SIDE-4

Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE(AT) drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB or 1.44MB drives

CONNECTIONS
Function Location
34-pin control cable connector-floppy drive J1
4-pin connector-Drive Active LED J2
9-pin serial port 1-external J3
25-pin parallel port-external J4
40-pin AT Interface (IDE) connector J5
9-pin serial port 2-internal J8

 
IRQ14 STATUS
Function W3/Pins 1 & 2 W3/Pins 3 & 4
IRQ14 normal open closed
     IRQ14 delayed until ACTIVE- signal is removed closed open

 
USER CONFIGURABLE SETTINGS
Function Location Setting
Floppy drive enabled W4A closed
     Floppy drive disabled W4A open
Floppy drive port address is 3F0-3F7h W4B open
     Floppy drive port address is 370-377h W4B closed
Single speed floppy drives supported W5 open
     Dual speed floppy drives supported W5 closed
Hard drive enabled W9 closed
     Hard drive disabled W9 open

 
PARALLEL PORT (CN4) CONFIGURATION
CN4 W8/jumper 1 W8/jumper 2
LPT1 enabled closed open
LPT2 enabled closed closed
Disabled open open

 
SERIAL PORT 1 (CN3) CONFIGURATION
Function W8/Jumper 3 W8/Jumper 4
Serial port 1 set to COM1 (3F8h) closed open
     Serial port 1 set to COM3 (3E8h) open closed

 
SERIAL PORT 2 (CN8) CONFIGURATION
Function W8/Jumper 5 W8/Jumper 6
Serial port 2 set to COM2 (2F8h) closed open
     Serial port 2 set to COM4 (2E8h) open closed

 
I/O PORT INTERRUPT REQUEST
Function Location Setting
Parallel port (CN4) uses IRQ7 W7 pins 3 & 4 closed
     Parallel port (CN4) uses IRQ5 W7 pins 1 & 2 closed
Serial port 2 (CN8) uses IRQ3 W7 pins 5 & 6 closed
     Serial port 2 (CN8) uses IRQ4 W7 pins 5 & 7 closed
Serial port 1 (CN3) uses IRQ4 W7 pins 7 & 8 closed
     Serial port 1 (CN3) uses IRQ3 W7 pins 6 & 8 closed

 
MISCELLANEOUS TECHNICAL NOTES
This controller has no on-board software.

 
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