lotus



previous page: 2.40  How should I configure ISA/VLB cards in the EISA config utility?
  
page up: PC Hardware FAQ
  
next page: 2.42  Is there any point in putting more than 16M in an ISA machine?

2.41 What is the difference between EISA Standard and Enhanced modes?




Description

This item is from the PC Hardware FAQ, by Willie Lim and Ralph Valentino with numerous contributions by others. (v1.25).

2.41 What is the difference between EISA Standard and Enhanced modes?

Many EISA cards support both Standard (ISA) and Enhanced (EISA) modes. In Standard mode, the card will appear to be an ISA card to the OS; it will generate edge triggered interrupts and only accept ISA addressing (for bus mastering cards), for instance. An important thing to note is that the card may still do EISA specific things like 32-bit data bus mastering and EISA configuration setup as this functionality is hidden from the OS.

 

Continue to:













TOP
previous page: 2.40  How should I configure ISA/VLB cards in the EISA config utility?
  
page up: PC Hardware FAQ
  
next page: 2.42  Is there any point in putting more than 16M in an ISA machine?