Code Problem - Strings/ LCD/ internal EEPROM


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  1. #1
    Join Date
    Aug 2006
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    Quote Originally Posted by jorge
    hi everybody ,

    But now i ve to create a way to the user insert the name of the city/country , record it in the internal PIC eeprom and after display it ...with 2 buttons ( right ,left - change a letter & press both it records it in the EEPROM....
    The commands itself - accessing the eeprom, write /reading it is a walk in the park with PBP, reading from buttons also , lcd , ok , …but in a “global view” how to with 2 buttons and LCD can i do such a simple task that is a user to record a Country or city name ( and not from a pre-existent table) and after be able do display it directly from the eeprom in the LCD...
    jorge,
    <h3>Hi, I'm not an expert of any kind, or a whiz kid.</h3> I too have attemped to use 2 buttons held down for a third effect and concluded it was not something to be done with a PIC, what I did was go back to discrete logic using a BCD decoder, as I remember a 7442 I think. to give 3 outputs with 2 buttons. Yes it requires 3 pic pins this way but still only 2 switches.
    Joe

  2. #2
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    The button select & save problem is already working ( there ´s a post by Melanie with good info and a single button  …) so with I feel almost “over button” with 2…
    Now I am battling with the scrolling routine to select the letters & after recording them is EEPROM using ASCII…lets see what happen.
    Thanks for your advice although!

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