Eeprom (Electronic Erasable Programmable Rom); Eprom (Erasable Programmable Rom); Ev6 Bus; Fcc Doc (Declaration Of Conformity) - AOpen MX4LR Online Manual

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M
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Also known as E
PROM. Both EEPROM and
technology is different. Size of EEPROM is much smaller than flash ROM.
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Traditional motherboard stores BIOS code in EPROM. EPROM can only be erased by ultra-violet (UV) light. If BIOS has to be
upgraded, you need to remove EPROM from motherboard, clear by UV light, re-program, and then insert back.
E
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EV6 Bus in the technology of Alpha processor from Digital Equipment Corporation. EV6 bus uses both rising and falling clock
edge to transfer data, similar as DDR SDRAM or ATA/66 IDE bus.
EV6 Bus Speed = CPU external bus clock x 2.
For example, 200 MHz EV6 bus is actually using 100 MHz external bus clock, but the equivalent speed is 200 MHz.
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The DoC is component certification standard of FCC EMI regulations. This standard allows DIY component (such as
motherboard) to apply DoC label separately without a shielding of housing.
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Flash ROM
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can be re-programmed by electronic signals, but the interface
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