Yf-s201 Proteus Library Link

pulseCount = 0; lastTime = now; attachInterrupt(digitalPinToInterrupt(2), pulseCounter, FALLING);

By using Proteus’ built-in pulse generators or a voltage-controlled oscillator, you can accurately model the YF-S201’s digital output across variable flow rates. For reusable designs, you can create a custom symbol that packages these primitives. yf-s201 proteus library

void pulseCounter() pulseCount++;