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Recent content by atferrari

  1. atferrari

    PIC KIT 3 not able to program dsPIC

    Is your PICkit3 a genuine one?
  2. atferrari

    Unknown smd. Any ideas?

    You can get good pictures bringing the board outdoors exposed to daylight (but not the sunlight directly shining on it). Be patient, test different orientations and zoom degrees. A tripod or just a steady support for your mobile could make the difference.
  3. atferrari

    Is AI making embedded software developers more productive?

    My limited but concrete experience with ChatGPT: Using PIC-AS compiler for 18F micros since 2020, never had to use the psect directive until two months ago when I needed to apply it to more than 30 files of variables, data, code and non-executing code. Because of the recurrent error and...
  4. atferrari

    how can we detect a stack overflow

    I got used to expect warnings of stack overflow when using a simulator like the MPSIM with PIC micros but not from a compiler. Isn't it a run time error after all?
  5. atferrari

    im looking for a simple 8 bit dram refresh circuit

    Not sure if it is actually what you are looking for but the technical manual of the ZX81 or Timex Sinclair, had its refresh circuit explained.
  6. atferrari

    Cannot find a vendor, help with its name too...

    I recall using them at sea in old radars. Names coming to my mind without distinction: Decca / Pathfinder / Marconi. Maybe someone involved in their service...
  7. atferrari

    Universal Travel Adapter PD (Power Delivery). help!

    My current charger by Samsyng that I bought when I got my new A16 5G Samsung, is labeled 25W. It charges it to 100%, starting with battery at 35% in about 1h 25m approx.
  8. atferrari

    With every new page I open, I get this annoying add.

    Could the Admin stop this?
  9. atferrari

    Getting my hands on alot of pcbs with smd components UK

    One, two or three discarded pieces of different equipment are enough to practice desoldering / soldering. My inicial training went like that.
  10. atferrari

    Windows 10 on an 10 yr old dell many issues maybe hardrive

    After some time almost not using my Win 10 laptop, it started acting funny at start up. Long story short, found out the C disk close to full. After replacing it with a new one (double capacity), problem was gone.
  11. atferrari

    Microchip math file FLO3232U

    Is it supposed to be recent? The first math related files I ever searched were from almost 30 years in their ANs.
  12. atferrari

    Ic date code

    Interface logic - Cerdip Datasheet says nothing. Maybe, starting here: http://www.chipdocs.com/manufacturers/NSC.html#tdd
  13. atferrari

    Ic date code

    I would go straight to the datasheet. Packaging description used to be complemented with the marking details for many brands.
  14. atferrari

    I need to trick a fluid sensor to return a full signal

    I recall using, just for testing 4-20 chanels of an alarms pannel, a portable variable constant current source. But, just for testing.
  15. atferrari

    op-amp voltage regulator design

    R1 and R2 are suposed to be a voltage divider?
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