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Recent content by agarwal.rishabh20@gmail.c

  1. A

    [SOLVED] Problem With MT8870 IC

    Yeah got the output.... and even the above mentioned problem is solved
  2. A

    [SOLVED] Problem With MT8870 IC

    Now I got the output while using the same components on a breadboard but when I soldered them, its again stopped working. Help me
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    [SOLVED] no display on 16X2 lcd with pic18f458

    Yes...since you interfaced it to a controller, which executes its instructions very fast. Any loose contact or slight disconnection on breadboard will lead to execute a different instruction in lcd and which ultimately doesnt initialize the lcd properly and leads to the problem you mentioned.
  4. A

    [SOLVED] Problem With MT8870 IC

    I am using MT8870 DTMF decoder IC in my project. I have connected the components as in the datasheet. I have connected a mobile unit's headset also. Everything is done. !!!! The problem is, the ic is not at all detecting any tones and the output pins always show as follows: STD- HIGH Q3- Low...
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    general question..help me if u can thank you

    Yes u can. All ports are bidirectional in 8051
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    Help plz

    Study a book named 8051 by Mazidi.. or online tutorial... anything.... the code you r asking is very simple.. try by yourself
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    [SOLVED] no display on 16X2 lcd with pic18f458

    The problem is with the breadboard. Even i faced the same problem. Try soldering the wire. I am sure this will work
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