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  • First steps with LVGL and SquareLine Studio [CrowPanel 1.28]

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  • I will present how I interacted with Elecrow and what I have from this provider, and I will start with CrowPanel ESP32 1.28-inch Round Display.

    Programming CrowPanel ESP32 1.28 using Arduino IDE v2.3.4

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  • Learning shield for Arduino boards

    Multifunctional shield for Arduino boards

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    6
  • We have a circuit with LEDs. Who doesn't like LEDs?

    Dynamic decoration with LEDs and more

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  • A fairly well-known and interesting montage

    Audio amplifier 25W TDA2030

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    6
  • I made this project with stuff that I have in boxes, a project that attracts attention. Who doesn't like LEDs?

    LED Stars Decoration

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    4
  • I made a small project with LEDs and a MAX7219 matrix.

    Hey, smile

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    4
  • Small voltage indicator using an old IC

    AN6884 5-Dot LED Driver Circuit

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    4
  • Small night lamp with NE555 and one LED,

    Fade LED When Dark

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    4
  • PWM, (Pulse Width Modulation) is the most efficient way to control analog circuits using digital outputs, by changing the duration and frequency of the signal.

    Control Pulse Width Modulation with NE556

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  • This circuit is made for a DIY builder, I left enough room for a heat sink. for the filter capacitor.

    Small Power Supply with LM317

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  • This a simple circuit, very easy to build and also efficient. There is enough space for mounting a heat sink, you may want to use a IRFZ44N instead.

    Adjust Pulse Width Modulation using NE555 and Mosfet

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    4

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