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  1. Replies
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    5,040

    16f887 connect 4 - help needed

    I am having a problem on my connect 4 game that uses a bi-color matrix. I am able to drop 1 color dot down and stack that same color until it gets to the top. The problem is with my matrix you cant...
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    Need help on pic connect 4

    Im doing a pic based connect 4 using a led matrix for my senior project in high school. I am very novice at coding so please make sure to keep that in mind while critiquing my work. All i want it to...
  3. Thread: Project ideas

    by lockjawz
    Replies
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    3,850

    Project ideas

    I just made a digital clock that uses a keypad to set time and i need a project idea for next year
  4. Re: Ran out of space need help reducing code size

    THANKS!
    had my var as a word thats why it was taking up so much space.
  5. Ran out of space need help reducing code size

    I dont have much time to do this project and i tried to program my chip the easy way(but very long). I cant do it this way because i my code size is to big. If there is any way of doing this a easier...
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    pic16f887 clock project, need help

    I am trying to set the time of my clock with a key pad. I start a loop by pressing the * which sends it to my hours loop which starts checking for my key pad inputs. Like if num1=1 then hour=1 or if...
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    7,681

    Re: pic 16f887 port holding problems

    thank you forgot to check the simple part
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    7,681

    Re: pic 16f887 port holding problems

    yes, i have 10k pull ups on all of the pins
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    7,681

    pic 16f887 port holding problems

    My portd is acting as if it is still being held down after i press a button and let go. it stays in that state until i turn off my curcit. Im having the problems in the hours mins and seconds loops....
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    8,658

    Re: 16f887 portc input problems

    I just disabled c1 and c2 comparators and it dident change any thing.
  11. Replies
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    8,658

    Re: 16f887 portc input problems

    I am using portc.4,5,6 and 7
  12. Replies
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    8,658

    16f887 portc input problems

    Im having problems with my portc in this clock project. Portc is acting as if i had the button already pushed.portb had the same problem but it was fixed easy by switching the port to digital by...
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    5,413

    need help on keypad

    this is part of my code for my clock. I need to stop the clock from counting and set the time using the key pad. the problem is i cant get the digits to change to what i want.I'm using the pic 887
    ...
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    AMPM stoped working

    While working on this clock my ampm stoped working and i dont know what i changed to do this. Can one of you guys help me in pointing out a problem in my code relating to the ampm.(16f887)

    ...
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    portb input problems

    i cant get my portb pins working as inputs, any help?


    digit1 var portd.0
    digit2 var portd.1
    digit3 var portd.2
    digit4 var portd.3
    digit5 var portd.4
    digit6 var portd.5
    cnt var word
  16. Replies
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    3,839

    Keypad port problems

    Is there any way i can use a key pad without using 10 ports?
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    Re: PIC 16f887 internal clock help needed

    digit1 var portd.0
    digit2 var portd.1
    digit3 var portd.2
    digit4 var portd.3
    digit5 var portd.4
    digit6 var portd.5
    cnt var word
    digit var byte
    pattern var byte
    i var word
  18. Replies
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    Re: PIC 16f887 internal clock help needed

    I'm using the 16F887 pic chip and I'm using interrupts for multiplexing. I'm trying to get correct timing for pauses by using a FOR loop, but every time the program does an interrupt, it has a 2500uS...
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    PIC 16f887 internal clock help needed

    I'm very new to this pic and programing all together and i need some help. Can some one help me setting up my internal clock on my 16f887 chip.
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