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Recent content by myhumps007

  1. M

    AT80c51 Bus problem...plzzz helpppp

    hey......im using DS12887 whihch uses bus to tranfer data and using at89c51-when i use use at89c51...it comes with 2-bus package... on bus for a0-a7 and other for a8-a15... i hav to use only one...and i want to remove the other one to use the pins... im attaching the schematic...plzzz help
  2. M

    digital clock HELP..!!!(reading and displaying time)

    rajat....u getting me wrong, i just want this reading error to b clear... i hv tried but coul;dnt find solutoin dear....
  3. M

    digital clock HELP..!!!(reading and displaying time)

    all u guys r right... i hv theze concepts but im not able to implement thru code.......... plzz plzz plzz,if u could help me in my code..i would b really glad..
  4. M

    digital clock HELP..!!!(reading and displaying time)

    thnx for ur reply dear... but i hv to use DS12887.dats da req how can i skip secs???? and how can i use direct multiplex display??? plzz help me.....solve atleast dats display problem mentiooned earlier..... wen i display hours...it strts dhowing mins and secs in betwee... i hv tried solve but i...
  5. M

    digital clock HELP..!!!(reading and displaying time)

    hi...im making a digital clock using DS12887 and at89c52. I just wrote time reading and displaying code... i wanted to display on 7-segment(comon cathode) using BCD decoders(4511). i test my circuit for seconds..they are working fine but for minutes and hours,it is malfunctioning on...
  6. M

    multiplexing 7 segment displays using at89c52(11.0592 crystal)

    hey...im multiplexing 6 7-segment displays.... im having a problem in a delay time...could u plz me help me, plz tell me the human-eye deceiving time...i mean ,the time in which human eye cannot differentiate between two events.i need dat critical time, if any-one has source code in C.i would b...
  7. M

    Digital clock using at89c51 and ds12887 plus LEDs or 7-segment

    thnX bOth...i will look into it.
  8. M

    8051 digital clock by 7-segment !! help

    so many useful things here./.......if still anybody has completed it. plz send it to me at: ahmed_rohaan@yahoo.com ---------- Post added at 10:35 ---------- Previous post was at 10:35 ---------- any schematics,code..anythng is welcome..thnX
  9. M

    Digital clock using at89c51 and ds12887 plus LEDs or 7-segment

    I am doin project and urgently in need some soultion.... Plz help me,if any-one has that project or related info. I am using at89c51 and DS12887 adn the display is on LEDs and i also wanted to include buzzer which says time......plzz plzz help.!:idea:
  10. M

    Decimal Counter Using Two 7-segment displays and an 8051(at89c51)

    please any one send me code(assembly or C) and schematic as well. i urgently need..please thnX.:sad:
  11. M

    Solution Manual of The 8051 Microcontrollers by mazidi 2nd edition

    hi, i need Solution Manual of The 8051 Microcontrollers by mazidi 2nd edition.
  12. M

    Implement SSB AM signal from DSB signal without using low pass filter in Matlab

    hi, i nned this, Implement SSB AM signal from DSB signal without using low pass filter in Matlab can any one hep me...?
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