Advantech PCL-740 Instrukcja Użytkownika Pobierz pdf (Strona 33)

23 Chapter 2

Figure 2.19: Standard or Enhanced Mode selection for PCL-846A/B

Figure 2.20: Standard or Enhanced Mode selection for PCL-849A/B/+

Standard Mode

In this mode each of the four ports can be setup as the address or the IRQ

channel individually.

Enhanced Mode

In this mode all four ports share the same IRQ and continue to use the

cards designated IRQ address. This mode also utilizes an interrupt status

This mode speeds up interrupt processing resulting in a greater through-

put for each multi-port card.

Port Base Address

13F8

22F8

33E8

42E8

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 79 80

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Advantech PCL-740 Instrukcja Użytkownika Strona 33