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  1. #1
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    Not complicated calculator (STM32F0, WH1602, RPN)

    that is in two version - with touch sensor grid keyboard and with pushbuttons keyboard.
    for the rest they similar - (double) variables for calculation, 15 stage for stack, 20 memory registers (also stored in eeprom),
    some place for 3 microprograms in eeprom, small amount of built-in trigonometric function and so on.
    "K,K,F"key sequence used for switching automatic/programming modes, "K,BACKSPACE" for run loaded program, "F,BACKSPACE" for load and run.

    - - - Updated - - -

    some photos of test samples

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  2. #2
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    Re: Not complicated calculator (STM32F0, WH1602, RPN)

    Nice (and hard) project, congrats.
    Regards, zuisti

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  3. #3
    Newbie level 4
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    Re: Not complicated calculator (STM32F0, WH1602, RPN)

    Thanks, Zuisti. that is not hard when interesting.

    several words about pushbuttons keyboard - automotive foam tape over button pusher is useful for additional softness.

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  4. #4
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    Re: Not complicated calculator (STM32F0, WH1602, RPN)

    small changes in display output

  5. #5
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    Re: Not complicated calculator (STM32F0, WH1602, RPN)

    version with precision adjustment

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  6. #6
    Newbie level 4
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    Re: Not complicated calculator (STM32F0, WH1602, RPN)

    version with code lock protection. "K,K,*" key sequence for activation (enter '0' key for unhooking).

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