answersLogoWhite

0


Best Answer

8

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How many DMA channels do AT-compatible PC's have?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

Is ide and dma the same thing?

No, IDE stands for Integrated Drive Electronics A hardware interface widely used to connect hard disks, optical discs and tape drives to a PC. Introduced in 1986 with 20MB of storage, capacities increased a thousandfold in less than two decades. Compared to the SCSI interface, IDE has been the more economical choice. (Direct Memory Access) Specialized circuitry or a dedicated microprocessor that transfers data from memory to memory without using the CPU. Although DMA may periodically steal cycles from the CPU, data are transferred much faster than using the CPU for every byte of transfer. On PCs, there are eight DMA channels commonly used as follows. Most sound cards are set to use DMA channel 1. See PIO mode. DMA Used for 0 8-bit transfer 1 8-bit transfer 2 Floppy disk controller 3 8-bit transfer 4 Cascaded from 0-3 5 16-bit transfer 6 16-bit transfer 7 16-bit transfer DMA Disk Transfers There are various modes of data transfer on IDE disk drives. The PIO modes use the CPU, and the DMA modes bypass the CPU.


What is age limit of PCS exam?

How many age for pcs exam ( sc candidates) ?


What kinds of small computers will work best for me?

There are many small computers that will provide you with all of the programs you need as well as ease of transportation. Some great small computers are Mini PCs, Book PCs, Cable PCs, LCD PCs, Home Theater PCs and Rackmount Systems.


How many days do you have to pt test after you pcs?

PER AFI 10-248 YOU HAVE 48 DAYS AFTER YOU PCS TO GET ACCUSTOM TO THE WEATHER


How many PCs can you install Windows XP on?

As many as you have purchased a license for.


Where can I find a Metro PCS store in Los Angeles, CA?

There are many locations for Metro PCS in Los Angeles. You can find a Metro PCS at the following address: 1301 South Main Street.


How many pcs are 1 gross?

144=1gross


What is a custom PCS used for?

Custom PCs are built by its client to meet a specific purpose. In many cases, most custom PCs are built by gamers looking to maximize their settings for the best possible experience.


How much do HP TouchSmart PCs cost?

The Pcs or the tablet Pcs?


How many people use a PC?

PCs stink!!!!!!!!! GET A MAC!!!!!!!!!!!!!!!!


Are there many dvr recorders available?

There are many dvr recorders available. Many include functionality towards PCs or TVs while others can be multipurpose for both TV and PCs as well as Servers and game consoles.


How many PCs are there worldwide?

On 24th June 2008 the number of PCs worldwide was said to have hit the 1 billion mark. By 2014 it is estimated to have doubled.