今回は、Arduino UNO R4を使ってLEDを調光する方法を解説します。 PWM*とは、👆のようなオン・オフを繰り返すような信号のことです。 *Pulse Width Modulation：パルス幅変調 またPWM信号の1つのサイクル（周期）に対して、オンの時間がどれだけあるかを示した比率 ...

前回に続きNucleo Board STM32F303K8とArduino IDEの組み合わせでの使い方を覚えていこうと思います。今回はPWM出力です。 使い方 普通のArduinoと同じようにanalogWriteが使えます。 ひとまず、LEDが接続されているD13ピンにデューティ0x40で出力してみました。 void setup ...

Sketch to test analog / pwm Arduino outputs and hardware. Has an auto mode where output will fad up and down. Also has a button control mode where a one button interface allows setting of the output.

This LED DIMMER is an Arduino Uno based PWM (Pulse Width Modulation) circuit developed to get variable voltage over constant voltage. The method of PWM is explained below. Before we get start building ...

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 ...

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 ...

I have spent at least an hour almost every day since the 80’s advancing my knowledge in electronics. Recently I brushed up my knowledge on LED fading secrets and attained something pleasant. Now, I’d ...