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Recent content by magician

  1. M

    detecting that caller is on line or disconnected (Telephone)

    how to dectect phone disconnect I checked the line voltage too, but it hasn't any variation. I should detect busy tone, but how?
  2. M

    detecting that caller is on line or disconnected (Telephone)

    is this line disconnected thats right but how can i detect the busy tone? by a special IC or ... ?
  3. M

    detecting that caller is on line or disconnected (Telephone)

    germany call disconnect tone Hi everybody I'm just trying to make an "Answering Machine" that works on telephone line. but i have a problom. I can't detect that the caller is disconnected or is still online. when the caller is disconnected, the answering machine should disconnect from line too...
  4. M

    problem with passing 3D array to function in CodevisionAVR

    three dimension array turbo c hi friends a section of my program ( written for mega16 ) is like this: #include <stdio.h> struct test { char name[30]; char mark[2][10][5]; }a,b,c; int i,j; void func(char array[][10][5]); void func(char array[][10][5]) { for(i=0;i<10;i++) {...

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