This is the sample code from dfrobot website, although I ordered the sensor from arduino. A couple red flags are going off for me. There is no one on youtube with a tutorial for this thing j=0? wtf is this even there for in the i=0;i<10;i++ loop Why is it that in the loop that when i==2, i==3, i=…

Dfrobot Gravity UART CO2

Paul_KD7HB October 9, 2021, 5:05am 3

Notice this part of the code. Pin 10 is RX and 11 is TX.
Paul

Topic		Replies	Views
WConstants.h - exit status 1 3rd Party Boards	5	1765	May 6, 2021
CO2-sensor with mega2560 General Guidance	9	2991	May 5, 2021
Interfacing CO2 sensor with Android phone Sensors	7	4347	May 6, 2021
Co2 concentration drops below 400 ppm - MH-z16 Co2 sensor Sensors	2	1255	May 6, 2021
[solved] Problem reading CO2 concentration from COZIR sensor Sensors	9	5193	May 6, 2021