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LAVA SSERIAL-550

LAVA COMPUTER MANUFACTURING, INC.

LAVA SSERIAL-550

Card Type

Serial card

Chip Set

Unidentified

Maximum Onboard Memory

N/A

I/O Options

Serial port

Hard Drives supported

None

Floppy drives supported

None

Data Bus

8-bit ISA

Card Size

Half-length, half-height

CONNECTIONS

Function

Label

Function

Label

25-pin serial port

CN1

   

SERIAL PORT SELECTION

Setting

JP1/pins 1 & 2

JP1/pins 2 & 3

JP1/pins 4 & 5

JP1/pins 5 & 6

COM1

Closed

Open

Open

Open

COM2

Open

Closed

Open

Open

COM3

Open

Open

Closed

Open

COM4

Open

Open

Open

Closed

INTERRUPT SELECTION

Setting

JP2/pins 1 & 2

JP2/pins 2 & 3

JP2/pins 4 & 5

JP2/pins 5 & 6

IRQ3

Open

Closed

Open

Open

IRQ4

Closed

Open

Open

Open

IRQ5

Open

Open

Closed

Open

IRQ7

Open

Open

Open

Closed