ACB-IV IO card Settings and Configuration

SEA LEVEL SYSTEMS, INC.

ACB-IV

Card Type
Serial card
Chip Set
Unidentified
I/O Options
Serial port
Data Bus
8-bit ISA

CONNECTIONS
Function
Label
Serial port
P1

USER CONFIGURABLE SETTINGS
Function
Label
Position
»
Factory configured – do not alter
E4
Unidentified
»
Factory configured – do not alter
E6
Unidentified
»
Factory configured – do not alter
E7
Unidentified
»
Factory configured – do not alter
E9
Unidentified
»
Factory configured – do not alter
E10
Unidentified
»
Factory configured – do not alter
SW2
Unidentified

SERIAL PORT 1 SELECTION
Setting
E2
Enabled (RS-485 only)
Pins 1 & 2 closed
Transmit clock input (TXC in on pins 12 & 15 of P1)
Pins 3 & 4 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 5 & 6 closed
Receive clock input (RXC in on pins 9 & 17)
Pins 7 & 8 closed
Not used
Pins 9 & 10 open
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 11 & 12 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 13 & 14 closed
Not used
Pins 15 & 16 open
Not used
Pins 17 & 18 open

SERIAL PORT 2 SELECTION
Setting
E1
Enabled (RS-485 only)
Pins 1 & 2 closed
Transmit clock input (TXC in on pins 12 & 15 of P1)
Pins 3 & 4 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 5 & 6 closed
Receive clock input (RXC in on pins 9 & 17)
Pins 7 & 8 closed
Not used
Pins 9 & 10 open
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 11 & 12 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)
Pins 13 & 14 closed
Not used
Pins 15 & 16 open
Not used
Pins 17 & 18 open

SERIAL PORT INTERRUPT SELECTION
IRQ
E8
2/9
Pins 1 & 2 closed
3
Pins 3 & 4 closed
4
Pins 5 & 6 closed
5
Pins 7 & 8 closed
Normal IRQ mode
Pins 9 & 10 closed
Multi IRQ mode
Pins 11 & 12 closed

BASE I/O ADDRESS SELECTION
Setting
SW1/1
SW1/2
SW1/3
SW1/4
SW1/5
SW1/6
SW1/7
238
Off
On
On
On
Off
Off
Off
280
Off
On
Off
On
On
On
On
2A0
Off
On
Off
On
Off
On
On
2E8
Off
On
Off
Off
Off
On
Off
300
Off
Off
On
On
On
On
On
328
Off
Off
On
On
Off
On
Off
3E8
Off
Off
Off
Off
Off
On
Off

DMA CHANNEL SELECTION
Channel
E3
1 – two channel mode
Pins 1 & 2 closed
3 – two channel mode
Pins 1 & 2 closed
Two channel A/B mode A3B1
Pins 3 & 4 closed
Two channel A/B mode A1B3
Pins 5 & 6 closed
Closed = channel A, Open = channel B
Pins 7 & 8 closed
3 – acknowledges channel 3
Pins 9 & 10 closed
1 – acknowledges channel 1
Pins 11 & 12 closed

DMA SELECTION
Setting
E5
SCC channel A/B uses channel 3
Pins 1 & 2 closed
SCC channel A uses channel 3
Pins 3 & 4 closed
SCC channel A/B uses channel 1
Pins 5 & 6 closed
SCC channel A uses channel 3
Pins 7 & 8 closed
SCC channel B enabled for half duplex DMA transfers
Pins 9 & 10 closed
SCC channel A – DMA channel 1/3 for full duplex transfers
Pins 11 & 12 closed
DMA tri state drivers permanently enabled
Pins 13 & 14 closed
DMA tri state drivers enabled by status control port bit 7
Pins 15 & 16 closed

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ACB-IV IO card Settings and Configuration

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Card Type	Serial card
Chip Set	Unidentified
I/O Options	Serial port
Data Bus	8-bit ISA

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Factory configured – do not alter	E4	Unidentified
»	Factory configured – do not alter	E6	Unidentified
»	Factory configured – do not alter	E7	Unidentified
»	Factory configured – do not alter	E9	Unidentified
»	Factory configured – do not alter	E10	Unidentified
»	Factory configured – do not alter	SW2	Unidentified

SERIAL PORT 1 SELECTION
Setting	E2
Enabled (RS-485 only)	Pins 1 & 2 closed
Transmit clock input (TXC in on pins 12 & 15 of P1)	Pins 3 & 4 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 5 & 6 closed
Receive clock input (RXC in on pins 9 & 17)	Pins 7 & 8 closed
Not used	Pins 9 & 10 open
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 11 & 12 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 13 & 14 closed
Not used	Pins 15 & 16 open
Not used	Pins 17 & 18 open

SERIAL PORT 2 SELECTION
Setting	E1
Enabled (RS-485 only)	Pins 1 & 2 closed
Transmit clock input (TXC in on pins 12 & 15 of P1)	Pins 3 & 4 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 5 & 6 closed
Receive clock input (RXC in on pins 9 & 17)	Pins 7 & 8 closed
Not used	Pins 9 & 10 open
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 11 & 12 closed
Transmit clock output (TXC out on pins 12 & 15 of P1)	Pins 13 & 14 closed
Not used	Pins 15 & 16 open
Not used	Pins 17 & 18 open

SERIAL PORT INTERRUPT SELECTION
IRQ	E8
2/9	Pins 1 & 2 closed
3	Pins 3 & 4 closed
4	Pins 5 & 6 closed
5	Pins 7 & 8 closed
Normal IRQ mode	Pins 9 & 10 closed
Multi IRQ mode	Pins 11 & 12 closed

BASE I/O ADDRESS SELECTION
Setting	SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6	SW1/7
238	Off	On	On	On	Off	Off	Off
280	Off	On	Off	On	On	On	On
2A0	Off	On	Off	On	Off	On	On
2E8	Off	On	Off	Off	Off	On	Off
300	Off	Off	On	On	On	On	On
328	Off	Off	On	On	Off	On	Off
3E8	Off	Off	Off	Off	Off	On	Off

DMA CHANNEL SELECTION
Channel	E3
1 – two channel mode	Pins 1 & 2 closed
3 – two channel mode	Pins 1 & 2 closed
Two channel A/B mode A3B1	Pins 3 & 4 closed
Two channel A/B mode A1B3	Pins 5 & 6 closed
Closed = channel A, Open = channel B	Pins 7 & 8 closed
3 – acknowledges channel 3	Pins 9 & 10 closed
1 – acknowledges channel 1	Pins 11 & 12 closed

DMA SELECTION
Setting	E5
SCC channel A/B uses channel 3	Pins 1 & 2 closed
SCC channel A uses channel 3	Pins 3 & 4 closed
SCC channel A/B uses channel 1	Pins 5 & 6 closed
SCC channel A uses channel 3	Pins 7 & 8 closed
SCC channel B enabled for half duplex DMA transfers	Pins 9 & 10 closed
SCC channel A – DMA channel 1/3 for full duplex transfers	Pins 11 & 12 closed
DMA tri state drivers permanently enabled	Pins 13 & 14 closed
DMA tri state drivers enabled by status control port bit 7	Pins 15 & 16 closed