Arduino Code Summary The code reads the analog signal from MQ135 and displays air quality values on the Serial Monitor every second. How to Run Connect components as per the circuit table. Upload the ...

The ARDUINO IDE associated with the ARDUINO board uses specific numbering, assigning numbers from 0 to 19 to digital pins 0 to 13 and numbers A0 to A5 to analog pins. GCBasic directly manipulates the ...