Question BIOS/firmware HDD

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gamerfan

Member
Nov 24, 2017
141
5
81
In the Seagate ST500LM030, Western Digital WDC WD10JPVX-08JC3T5 and HGST HDD HTS541010A99E662 HDDs, what types of memory technology are used to store firmware/BIOS?
 
T

tcsenter

Lifer
Sep 7, 2001
18,922
560
126
Either flash EEPROM chip e.g. 8 pin SOIC or some have flash NVRAM space embedded into the HDD controller ASIC.
 
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