Technical information

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
50
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
on
X
off 12345678 DIP switch 8 is DON’T CARE
Opto OUT48 Factory Set Default Address= 0308 Hex, 776 Decimal
Page 38 Chapter 4