HwMuseum | Index

QUATECH, INC.

MPA-100

Card Type

I/O controller

Chipset/Controller

AMD

I/O Options

Serial port

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

Serial port

CN1

CLOCK SPEED SELECT

Speed

J1

»

8MHz

Pins 1 & 2 closed

 

6MHz

Pins 2 & 3 closed

SERIAL PORT DTE/DCE CONFIGURATION

Serial Port CN1

Jumper J11

SERIAL PORT DTE/DCE CONFIGURATION (CONTINUED)

Setting

J2

DTE

Closed

DCE

Open

SERIAL PORT DTE/DCE CONFIGURATION (CONTINUED)

Setting

J12

DTE

Pins 1 & 5, 2 & 6, 3 & 7, 4 & 8 closed

DCE

Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8 closed

INTERRUPT CONFIGURATION

Setting

J4

Interrupt Sharing

Pins 1 & 2 closed

No Interrupt Sharing

Pins 2 & 3 closed

INTERRUPT SELECT

IRQ

J5

J6

IRQ2

Pins 1 & 7 closed

N/A

IRQ3

Pins 2 & 8 closed

N/A

IRQ4

Pins 3 & 9 closed

N/A

IRQ5

Pins 4 & 10 closed

N/A

IRQ6

Pins 5 & 11 closed

N/A

IRQ7

Pins 6 & 12 closed

N/A

IRQ10

N/A

Pins 1 & 6 closed

IRQ11

N/A

Pins 2 & 7 closed

IRQ12

N/A

Pins 3 & 8 closed

IRQ14

N/A

Pins 4 & 9 closed

IRQ15

N/A

Pins 5 & 10 closed

DMA CHANNEL ON TRANSMIT SELECT

DMA Channel

J8

1

Pins 1 & 7, 2 & 8 closed

2

Pins 3 & 9, 4 & 10 closed

3

Pins 5 & 11, 6 & 12 closed

DMA CHANNEL ON RECEIVE SELECT

DMA Channel

J9

1

Pins 1 & 7, 2 & 8 closed

2

Pins 3 & 9, 4 & 10 closed

3

Pins 5 & 11, 6 & 12 closed

SYNCA/RLEN CONFIGURATION

Setting

J7

SYNCA

Closed

RLEN

Open

I/O ADDRESS CONFIGURATION

Address

SW1

SW2

300h

1 & 2, 3 & 4, 5 & 6 on

1 & 2, 3 & 4, 5 & 6 on

3F8h

1 & 2, 3 & 4, 5 & 6 on

All Off

Note:The address range for the MPA-100 is from 0 to FFFFh. The switches are a binary representation of the addresses. The switches have the following decimal values: SW1/1=8, SW1/2=4, SW1/3=2, SW1/4=1, SW1/5=8, SW1/6=4, SW1/7=2, SW1/8=1, SW2/1=8, SW2/2=4, SW2/3=2, SW2/4=1, SW2/4=8. SW2/6 is unused.

FACTORY CONFIGURED SETTINGS

Jumper

Setting

J3

N/A