Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...

// Enable asynchorous, complementary output, dual-slope PWM at 100kHz on 2 channels (0 to 1), at 50% duty cycle default // 4 PWM outputs on 2 complementary channels on pins D34, D35, D36 and D37 for ...

When multiple PWM converters are connected in series (or in parallel) in a power electronics circuit, it is appropriate to run all converters at the same frequency but with certain phase shift among ...

Most projects are built on abstractions. After all, few of us can create our own wire, our own transistors, or our own integrated circuits. A few months ago, [Julian Ilett] found a problem using the ...

The good thing about computers is they do your work for you, right? If you are a programmer, that doesn’t always seem to be a true statement. [Runtimemicro] has the answer, at least if you are writing ...

前回までの記事。LEDキャンドルを作っていきます。 ロウソクの炎は不規則に揺れている。 この揺らぎをLEDで再現しようとすると、意外と難しい。単純にLEDの明るさをランダムに変えると、炎というよりイルミネーションのような光になってしまう。 そこで ...

$ https://github.com/rfayat/PWM_Arduino.git $ cd PWM_Arduino $ pip install . You can then run PWM by simply running: Install the Arduino PWM Frequency Library from ...

ArduinoでDCモーターの回転をPWM制御で行うところまではできた。 問題は、実際のターンテーブルが、できるだけ正確に、そして安定して33.3回転を回ってくれる事が大事である。 ところが、実際に回してみると、どこかで回転のロスが出ているのか、抵抗が不 ...

If you are planning on building a robot with DC motors then you will eventually learn that you need to control both the speed and direction of the motor if you want it to move it in a certain ...

Animate multiple 24 VDC LED garlands with flashing and variable brightness (13 different parameters) with one Arduino Nano multi-tasking with FreeRTOS. After my previous project with one Arduino ...