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Recent content by victor6799

  1. V

    What is the role of the HDD Controller IC ?

    Many thanks Brian. I do have a couple of last questions to ask. Do all signals pass through this memory interface you've mentioned above ? So if the main CPU receives an input signal from an IO device will it always pass through this memory interface IC ? Also is this memory interface IC located...
  2. V

    What is the role of the HDD Controller IC ?

    Thanks Brian. Sorry for the late reply but where on a PCB belonging to a hard drive would a HDD controller be found?
  3. V

    What is the role of the HDD Controller IC ?

    Just wanted to share the following article and photo depicting a modern day HDD. Modern Day HDD
  4. V

    What is the role of the HDD Controller IC ?

    Thanks for the response. Can you tell me what would be considered to be "another device on a motherboard" ? Would a IO Controller integrated onto a modern CPU be considered to be such a device ? I would like to understand which part of a computer handles the reading and writing of files and...
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    What is the role of the HDD Controller IC ?

    Hello. I have an old Seagate SATA 320GB HDD. The model number is ST3320620AS product number 9BJ14G-300. I've attached a photo of the drive's PCB which shows two main chips. Can anyone help me identify what these chips are and what are their role ? Would one of them be called a HDD Controller ...
  6. V

    Does a Transceivers Require a CPU (Core)

    Sorry for this late response. But suppose the frequencies being used are the cellular QUAD band GSM. NOT WiFi or BlueTooth.
  7. V

    Does a Transceivers Require a CPU (Core)

    Thanks to all replies. Thanks FvM my question was completely hypothetical but if it will help suppose a transceiver uses cell phone frequencies but the application is not cell phones. Which brings to me to another question. Is it possible to piggy back on the cellular frequencies used by cell...
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    Does a Transceivers Require a CPU (Core)

    Can anyone tell me whether a transceiver (IC) requires a dedicated CPU (core) in order for it to do its thing such as process incoming data such as commands when sending data out ? I'm a newbie in the field of transceivers and RF technologies. Does a transceiver have a stack similar to what an...
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    What kind of chip does this travel alarm clock use ?

    Thanks for the helpful post. 1635623056 My next step would be to view the surface of the die (IC) once it has been decapped. Then to determine how many layers does it have.
  10. V

    What kind of chip does this travel alarm clock use ?

    1635285343 Where can I get more information on the type/model of the chip that is actually being used here ? Will the manufacturer give out this information ?
  11. V

    What kind of chip does this travel alarm clock use ?

    If its possible to use a microcontroller and software would this chip not require some SDRAM ?
  12. V

    What kind of chip does this travel alarm clock use ?

    Would it deploy a single CPU core ? Do die-bonded chips come equipped with a CPU core ? I'm new to the field of electronics and just wanted to know from a educational perspective.
  13. V

    What kind of chip does this travel alarm clock use ?

    I took apart a $5 travel alarm clock as shown in the picture below. I wanted to know what sort of chip(s) are being deployed by this clock to display the time. Does it use a microprocessor or a CPU core ? How many die, layers would be found embedded in the central chip that is used in this...
  14. V

    [Moved]: to inspect & decap interior surface mounted capacitors

    Re: [Moved]: inspecting & recapping interior surface mounted capacitors Not in just mine but at the factory.
  15. V

    [Moved]: to inspect & decap interior surface mounted capacitors

    re: [Moved]: inspecting & recapping interior surface mounted capacitors Then how can the interior be inspected for anomalies ? Something that should not be there such as a transceiver, antenna and front end that sort of thing. - - - Updated - - - SLK001 so they cannot be decapped can they be...

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