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A dedicated integrated
circuit on the motherboard, the L2 controller, regulates the use of the level 2 cache by the CPU.
[
enHOW COMPUTER MONITORS WORK ]
When the device is ready for more data, it uses one bus cycle to send a request to the DMA chip, the chip then substitutes
for the CPU in generating the next buffer address to the memory
circuits to fetch the next chunk of data for the device.
[
en
HARDWARE
]
This is an integrated
circuit (IC) whose job is to process all of the data that comes from the keyboard and forward it to the operating system.
[
en
KEYBOARD
]
LPD AB MCLH
30/03/2011
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