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:

  1. #1
    :: ::
    Sep 2007
    311
    0

    Thumbup








    ________________________
    :

    1 input devices
    2 central processing unit
    3 output devices
    4 internal storage :::::
    - rom read only memory
    -ram random acces memory


    1 ccont power management ic logical gates ( ).....

    2 32khz /clk sleep clock
    32 ccont ..
    ccont

    3 cobba mixed rf and audio codec
    cobba

    .....
    cobba
    >>>>>
    1-
    2- ...
    3- ui
    9110 ...

    4-user interface switch
    ui mad cobba .....

    5- mad system processor
    3 :::
    1-(6) flash

    - mcu master control unit
    - ppm post programaple memory
    flash 1024kx16bit = 16mbits

    2-(7) ram random access memory mad flash eeprom

    3-(8) eeprom
    -
    - securety code
    -sp locks special provider locks
    -life timer
    -net calipration
    - power management
    -
    - 3210 .......

    9-pscc ic
    - staplization procces
    - regulation procces
    ccont mad

    10- dc/dc convertor
    ccont ( )

    11-13mhz/clk system clock
    13 mad mad
    13mhz 3210 26mhz .



    ========================================



    . dct3


    :-
    1-
    2-
    3- : ( c575) (c572) ( bt) (c247) (c404) 3310 3330 3410
    4- (b+) , (GND)
    5- .
    5-

    : -

    :-

    :
    1- pf
    2-
    :-

    :-

    :-
    1- on
    2- ( c575) (c572) ( bt) (c247) (c404)

    :-

    :-
    1- ( ) ( )
    2- 10
    3-

    :- .

    - RESTART

    : -

    3-

    :- ( l511)


    4-

    :- ( )



    5-

    :- ( )


    6-

    :- ( )


    7-


    :- (COBA)


    8-

    :- 1-
    2- CCONT


    :


    3310

    1- :- 1 - 2- ( bu2) (n400 )
    3 -

    2- :- 1- ( )
    2- (r400) , (r404) 3- (ui)

    3- :- 2- (+) (+) , (-) (-)

    4- :- 1- 2- (aduo)

    5- :- 2- 3 - (c120) ( )

    6- power :- :- 1 - + (r402)

    7- :- 1 ( ) r301 , r306 , r211


    " "

    3310

    :-

    1- ---------------------- < swtsh antna

    2- -------------------< sleep

    3- ---------------------<

    4- ------- <

    5- ------< (p.f)

    6- ------------< ( ) ( )

    7- ( ) ----------< ( )

    8- -------------< ccont

    9- ------------------< (p.f)

    10- -----------< (p.f) (ccont)

    11- --------------<---

    12- ( ) -------<

    ==============================================

    ( dct3 ) :

    1 - ( tx ) .

    2 - ( rx ) .

    .

    :

    ( tx )(
    ).

    ( rx )( ).

    :

    : ( pa ) ( power amplificator ) ( tx ).

    : ( dublexer ) .

    : ( hager ) ( rx ) 80% 20 % .

    : ( cobba ) ( contact service ) .

    :

    ( 32.768 khz )
    ( ) .

    ( ccont ) .

    : ( flash ic ) ( contact service )

    * 4 DCT *

    1- +
    2-
    ( )

    :-

    1-
    2-
    3- ( ) + pf
    4- uem
    5-
    6-
    7- cpu

    *
    uem rpl rpl rpl uem rpl








    Contact serves -1



    1-
    2- uem
    3-
    4-

    2 - (local mood)

    1-
    2-
    3- uem

    =======================




    :

    1-
    + + + +uem

    2-
    + + uem

    3- ( )
    ( (k uem

    4-
    + + + pf + uem

    ================================================== ===



    1-
    2-
    3-
    4- uem
    4 uem rpl

    ============




    ((info pm wr. pm

    ...... . uem pf,


    =====================




    dct4

    + +i.c) )+ u.e.m
    ()


    1- u.e.m
    2- (#3370*)+(#3370#) 2
    3-
    4- u.e.m
    ================================================== ==========================



  2. #2
    :: ::    ....
    Nov 2007
    KSA
    420
    0

    :








  3. #3

    Sep 2007
    City safeer
    2,122
    0

    :


  4. #4
    :: ::
    Mar 2008
    37
    309
    0

    :


    ... .

  1. LapTop
    almohajer915
    : 1
    : 12-27-2007, 09:34 AM
  2. the_imperial911
    : 0
    : 11-24-2007, 03:20 AM
  3. ...
    almohajer915
    : 1
    : 11-05-2007, 03:18 AM
  4. : 0
    : 10-14-2007, 03:59 AM
  5. almohajer915
    : 3
    : 10-07-2007, 02:39 PM