AVR VU meter and spectrum analyser

in AVR by Ian | 7 comments
senso posted an AVR VU meter and spectrum analyzer in our new project log section of the forum.
I’m here to show my on-going project, its a little VU meter and spectrum analyzer that I made using an op-amp, an Arduino and a 16×2 char lcd.
Via the forum.
This entry was posted in AVR and tagged , .

Comments

  1. Fabio says:

    Nice project, keep going senso ET@UA rules!

  2. t0am says:

    Great Project, congrats!

    ET@UA!!

  3. Bruno Roy says:

    Hello. I can not find de script without error on the script “AVR VU meter and spectrum analyser”. I buy all composants and a PCB makert. Please if you can send me a good .asm script. Thank you for all. Bruno Roy

  4. Brnoùm Roy says:

    with

    LCD VU meter and FFT spectrum analyser Program.
    I have only

    libraries\lcd\lcd.c: In function ‘toggle_e':
    libraries\lcd\lcd.c:120: error: ‘PORTA’ undeclared (first use in this function)
    libraries\lcd\lcd.c:120: error: (Each undeclared identifier is reported only once
    libraries\lcd\lcd.c:120: error: for each function it appears in.)
    libraries\lcd\lcd.c: In function ‘lcd_write':
    libraries\lcd\lcd.c:141: error: ‘PORTA’ undeclared (first use in this function)
    libraries\lcd\lcd.c: In function ‘lcd_read':
    libraries\lcd\lcd.c:222: error: ‘PORTA’ undeclared (first use in this function)
    libraries\lcd\lcd.c: In function ‘lcd_init':
    libraries\lcd\lcd.c:528: error: ‘PORTA’ undeclared (first use in this function)

    were is the bug..

    Thank foy you

  5. Bruno roy says:

    help me to make workr “LCD VU meter and FFT spectrum analyser Program”
    thank a lot

  6. Bruno roy says:

    i like to go on

  7. Bruno roy says:

    compilation,, help,me .:-)

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