Hardware Setup Isa Card Version - Digicom Donatello User Manual

Donatello

3.3.2. HARDWARE SETUP ISA CARD VERSION

JUMPER
U4
U4
U5
U5
U8
U8
1 8
1
U8
DS1
COM ADD.
1 3F8
2 2F8
3 3E8
4 2E8
1 3F8
2 2F8
3 3E8
4 2E8
1 3F8
2 2F8
3 3E8
4 2E8
1 3F8
2 2F8
3 3E8
4 2E8
= Standard parameters
POSITION DESCRIPTION
1-2 Transmission impedence 100 Ohm
2-3 Transmission at high impedence
1-2 Receiver impedance 100 Ohm
2-3 Receiver at high impedence
2-3 Enable interrupt 14
1-2 Disable interrupt 14
1
U4
1
U5
IRQ 1 2
4 OFF OFF
3 OFF ON
4 ON OFF
3 ON ON
5 OFF OFF
5 OFF ON
5 ON OFF
5 ON ON
10 OFF OFF
10 OFF ON
10 ON OFF
10 ON ON
11 OFF OFF
11 OFF ON
11 ON OFF
11 ON ON
3.3
Fig.3.4. ISA Card view (view of a
part of Donatello)
Dip Switch Setting
In the following table are described all
LINE
the possible combination to set the
communication port (COM1 to
P1
COM4) properly.
3 4 5
OFF ON OFF
ON OFF OFF
OFF ON OFF
ON OFF OFF
OFF OFF ON
OFF OFF ON
OFF OFF ON
OFF OFF ON
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
Description
DEFAULT
6 7 8
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF OFF OFF
OFF ON OFF
OFF ON OFF
OFF ON OFF
OFF ON OFF
OFF OFF ON
OFF OFF ON
OFF OFF ON
OFF OFF ON