Data buffer: Difference between revisions

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1e100 (talk | contribs)
every object is stored is the physical memory but do we really access them by their real address and not the one told by the kernel? No need to add physical as virtual memory is in fact an abstraction of the physcial memery by the kernel.
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*The [[BUFFERS (CONFIG.SYS directive)|BUFFERS]] command/statement in [[CONFIG.SYS]] of [[DOS]].
*The buffer between a serial port ([[Universal asynchronous receiver-transmitter|UART]]) and a [[modem]]. The [[COM port]] speed may be 38400 bit/s while the modem may have only a 14400 bit/s [[carrier wave|carrier]].
*The integrated buffer on a hard disk drive, printer, BD/DVD/CD drive or other piece of hardware.
*The [[framebuffer]] on a video card.