Experiments using esp32:

controlling actuators through serial monitor

[@RoboticAIprojects]

links:
www.arduino.cc/en/software
ruclips.net/video/Wg-gi426Hoo/видео.html
randomnerdtutorials.com/installing-the-esp32-board-in-arduino-ide-windows-instructions/

[@RoboticAIprojects]

code:
char input;
const int led = 13;
const int buzzer = 12;
void setup()
{
Serial.begin(9600);
pinMode(led, OUTPUT);
pinMode(buzzer, OUTPUT);
digitalWrite(led, LOW);
digitalWrite(buzzer, LOW);
}
void loop()
{
if(Serial.available())
{
input = Serial.read();
if(input == '0')
{
digitalWrite(led, LOW);
}
if(input == '1')
{
digitalWrite(led, HIGH);
}
if(input == '2')
{
digitalWrite(buzzer, HIGH);
}
if(input == '3')
{
digitalWrite(buzzer, LOW);
}
if(input == '4')
{
digitalWrite(buzzer, HIGH);
digitalWrite(led, HIGH);
}
if(input == '5')
{
digitalWrite(buzzer, LOW);
digitalWrite(led, LOW);
}
}}