Using DMA transfer to send print data to the computer may help speed up printing.
You'd have to use DMA with polling, and thats usually not supported
a customer as an IBM Desktop computer
*for
Laser printers and ink-jet printers don't use a ribbon.
dma channel
From http://www.brainbell.com/tutors/A+/Hardware/Direct_Memory_Access_DMA.htm "DMA channels use the same rules as IRQs. Just as with the 8259 chip, DMA availability soon became a problem because an insufficient number of channels was available. A second DMA chip was added for 286-based computers. Just like the second IRQ chip, these two are cascaded, allowing a total of eight DMA channel assignments (usually referred to simply as DMA channels). The floppy disk drives on all computers use DMA channel 2."
What printers use 352 ink cartriges
DMA Distribuidora was created in 1950.
DMA - magazine - was created in 1993.
DMA - magazine - ended in 2003.
DMA operations
Laser printers use a drum and toner.