void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, STM32!");
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
}
{
  "type": "wokwi-led",
  "id": "led1",
  "top": 0,
  "left": 100,
  "attrs": { "color": "red" }
},
{
  "type": "wokwi-resistor",
  "id": "r1",
  "top": 50,
  "left": 100,
  "attrs": { "value": "220" }
}