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OPTO DIO Reference OPTO OUT48

The factory set address, 0308H, is set as shown in Figure

4-2. DIP switches determine the Opto OUT48 card i/o base

address select, DIP switches 1-7 correspond to the A3-A9

address lines, respectively. DIP switch 8 is not connected.

The Opto OUT48 card can reside at one of 96 base

addresses on an 8 byte boundary within the range 0100H-03F8H.

The factory set default address is 0308hex.

The i/o addresses that are likely to be good in Figure 4-4.

addresses to avoid is given in Figure 4-3. Only if the particular

adapter card is present need the relevant address be avoided.

Figure 4-1. Opto OUT48 Card Layout.__________________________________

PA10 OUT

WATCHDOG

WAY

OUT VIA PA10

WATCH DOG OPTIONS

Reslo BUS gated to IRQ or RESET via software C

Reshi A_____

Reshi OUT IO Addr B

Reslo VIA 0308hex L

Goodlo PA10 12345678 E______

Goodhi X UDN2984

IRQ7 ULN2804

Figure 4-2. Opto OUT48 Factory Set DIP Switches.____________________________________________

DIP 1-7 I/O Address select

off 12345678 DIP switch 8 is DON’T CARE

Opto OUT48 Factory Set Default Address= 0308 Hex, 776 Decimal

Page 38 Chapter 4

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Brainboxes IE-780 Technical Information Seite 50