HwMuseum | Index

QUATECH, INC.

SCL-6100

Card Type

Serial controller

Chipset/Controller

Unidentified UART

I/O Options

Serial I/O port

Maximum DRAM

N/A

CONNECTIONS

Purpose

Location

DB-25 serial I/O port

CN1

CLOCK FREQUENCY

Frequency

J3

»

1.8432MHz

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

 

3.6864MHz

Pins 2 & 3, 4 & 5 closed

 

9.216MHz

Pins 1 & 2, 5 & 6 closed

 

18.432MHz

Pins 2 & 5 closed

OUTPUT CONFIGURATION

Setting

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

SW2/6

SW2/7

SW2/8

»

Active transmit 20mA

Off

Off

On

On

On

Off

Off

Off

 

Passive transmit

On

On

Off

Off

Off

Off

Off

Off

 

Active transmit 30mA

Off

Off

On

On

On

On

Off

Off

 

Active transmit 60mA

Off

Off

On

On

On

On

On

Off

 

RS-232 transmit

Off

Off

Off

Off

Off

Off

Off

On

INPUT CONFIGURATION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

SW1/8

»

Passive receive

On

On

Off

Off

Off

Off

Off

Off

 

Active receive 20mA

Off

Off

On

On

On

Off

Off

Off

 

Active receive 30mA

Off

Off

On

On

On

On

Off

Off

 

Active receive 60mA

Off

Off

On

On

On

On

On

Off

 

RS-232 receive

Off

Off

Off

Off

Off

Off

Off

On

CURRENT THRESHOLD SELECT

Setting

J2

»

20mA

Pins 1 & 5, 4 & 8 closed

 

30mA

Pins 2 & 6, 4 & 8 closed

 

60mA

Pins 3 & 4, 4 & 8 closed

 

RS-232 receive

Pins 2 & 3, 6 & 7 closed

DTE/DCE CONFIGURATION

J1